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1. username Username of the user Message A message in case any exception Error XML Result lt Data gt lt id gt lt id gt lt email gt lt email gt lt username gt lt username gt lt name gt lt name gt lt Data gt lt Message gt lt Message gt Example Request provider GetAuthenticate username peter amp password 1 23456 Request Body N A JSON Result data id 7 email peter my web pk username peter name Peter Nilson Message null Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 46 of 63 XML Result lt Data gt lt id gt 7 lt id gt lt email gt peter my web pk lt ticks gt lt username gt peter lt username gt lt name gt Peter Nilson lt name gt lt Data gt lt Message gt lt message gt Comments It returns the given information if the user is authenticated if not error message is returned Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Avww join in for all eu D4 2 Design and Implementation of the Join In platform Page 47 of 63 Get a Player Every API call needs an access token To get an access token a user needs to authenticate first URL player GetPlayerlnfo access_token access_token amp play
2. URL player PostInterestedgame Request Type POST Parameters Required Parameters playerld access_token A valid access token gameid Request Body access_token Data playerid gameid JSON Result _ Data playerid gameid Message Message in case of any exceptions error XML Result lt Data gt lt playerid gt lt playerid gt lt gameid gt lt gameid gt lt Data gt lt Message gt lt Message gt Example Request player PostInterestedgame Request Body access_token ca4e0bdf 1e29 4f54 b015 49351bc8a0ae Data Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Awww join in for all eu D4 2 Design and Implementation of the Join In platform Page 55 of 63 playerid 20 gameid 22 JSON Result Data playerid 20 gameid 22 Message null XML Result lt Data gt lt player_id gt 20 lt player_id gt lt game_id gt 22 lt game_id gt lt Data gt lt Message gt lt Message gt Comments Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Avww join in for all eu D4 2 Design and Implementation of the Join In platform Page 56 of 63 Add player s Game Metrics Data This API allows adding player game preference for example what games they would like to play e g Bubble Breaker g
3. access_token Data name Name of the game redirect_url url of the game provider_id id of the game provider Active Is game active description Description of the game JSON Result id Returns ID of the new game h Message Message in case of any exceptions error XML Result lt Data gt lt id gt lt id gt lt Data gt lt Message gt lt Message gt Example Request Games PostAddGame Request Body access_token ca4e0bdf 1e29 4f54 b015 49351bc8a0ae data Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Awww join in for all eu D4 2 Design and Implementation of the Join In platform Page 36 of 63 name My Game redirect_url http mygamedomain com provider_id 20 active 1 description This is some description about the game JSON Result Data id 20 hs Message null XML Result lt Data gt lt id gt 20 lt id gt lt Data gt lt Message gt lt Message gt Comments Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform List Games This API allows listing all games URL Games GetGameList access_token access_token Page 37 of 63 Request Get Type Parameters Required Par
4. BQG7OwBMrumTj4qEA739woyBLEENgEMAggMAOGBEWibBsxwllKBw 4BVWEyIFYmIAgkKMj4wslKfKQELegSZIqFkKFRA8Fgh4NKCABQIfMgQ A8KAmAAgrFFkosJJQgRkmmOCYWcVDh6MeAligACKFiV6DnGRQcOH ChihVAGjdCmAKhw0jMKAoR8qFCgxT OqpdyzbtixwT Ri2U0DAIlit27ePPa 3eAhxlIJMTRwgEK4sSOHDhDm8IDEBBgYNUiJLnkx5so4AA5qMqMkK5ds f Pn6dc2PGDiunTqFOrpiKESiIAAOw H Message null Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu
5. Password of the Provider description Description of the Provider JSON Result Data id Returns ID of the newly registered provider hi Message Message in case of any exceptions error XML Result lt Data gt lt id gt lt id gt lt Data gt lt Message gt lt Message gt Example Request Provider PostAddGameProvider Request Body Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Awww join in for all eu D4 2 Design and Implementation of the Join In platform Page 34 of 63 access_token ca4e0bdf 1e29 4f54 b015 49351 bc8a0ae Data name Peter Nilson username peter password password description This is some description about the provider JSON Result Data id 20 Message null XML Result lt Data gt lt id gt 20 lt id gt lt Data gt lt Message gt lt Message gt Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 35 of 63 Register a Game This API allows game providers to register a new game e g Bubble Break Walking Game URL Games PostAddGame Request Type POST Parameters Required Parameters name game name access_token A valid access token provider_id provider of the game Request Body
6. Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 16 of 63 5 User environment devices This chapter describes the hardware devices to be used by the users at home in order to take part in the Join In social network and on line games and services Join In offers various user device options depending on the requirements of the end users Some users may use a simple to use set top box and a robust controller while others more experienced user or peers can access the Join In social network using a multi touch All in One PC tablet or a PC 5 1 Set top boxes Two set top box approaches were defined One focuses on embedded solutions with DVB reception capabilities and Web access so called hybrid set top boxes The second approach the streaming set top box is with mere Web access and optimized streaming capabilities TV content is accessible via portals like zattoo com No special measures are taken into account for digital rights DRM or conditional access CA management of general media content The user can access free to air FTA and free Web content Upgrades to the reception of protected media are available by end users requests Set top box specification Common Features e WLAN and wired network connection e Bluetooth e HDMI SCART and video audio connectors e Supported resolutions Full HD 1920x1080 and PAL 720x5
7. the POST request is a bit tricky but there are free open source applications like Curl and Fiddler to test the POST request For testing the API on windows platform Fiddler is recommended tool Use this pageto handcraft a HTTP Request You can done a prior request by dragging and dropping a session from the Web Sessions list Execute Parsed Raw Options API URL HTTP 1 1 X Help ta Content Length 567 Mention the content type as json Mention the body here 4 RequestBody _ e access_token f0095708 a0fa 4266 b4ee bc767700bfa6 data title Message for the donners status pending link www heartfileFinancing com newnewes post_detail linkedIn_post comments We have started a new service name Donners title This is some title description This is some description url http www heartfileFinancing com newnewes accounts Fig 6 Fiddler Post Request Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 30 of 63 Follow the steps below to send a POST request to Social Dolphin API using Fiddler 1 Chose POST as HTTP verb beside address bar 2 Enter the URL of the API URL in the address bar 3 Enter Content Type application json charset utf 8 in the Re
8. 19 5 8 The Join in controller saiiaicaithiiecatetasenicatanienienatdeiwiewanianwemnwduanewaudue wenendueueneudnenementseuewencs 19 Game software components and SEIrViCeS 2 ccccceeeeeeeeeeeeneeeeeeeeeeeeeessenneeeeeeeeees 22 6i Game SENES meee e A e Rr E Er e Er E E 22 6 2 Game Software Clients pcisesesedesesebecsnadenedesadenedue asus sscnadeuaded asad sdcuadenssedesusscuadeusdudecies 22 6 3 Motion sensor and controllers servers ccccceeeeeeeeeeeeneeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee 22 6 4 A cross platform application library for controllers and motion sensing input CEVICES SANDRA sesane EA EAA AE naan AEAEE aE ENEA 23 6 5 Valentia Kinection soccaates seeasscasceaste a semeascaecnadie demedsnae nadiudsmasstaessaduasmasmaesedeaemedts 26 SUMMA et ieee eects cee 28 Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 3 of 63 1 About Join In Join In aims at providing the methodology and the technologies for elderly persons to participate in social activities and have fun via digital media Loneliness in the elderly is a major problem in elderly care Studies in Britain show that more than half of the people over the age of 75 live by themselves Many of these suffer from loneliness and social isolation Activities offered by social services do however often not reach those most in need Challenges for the
9. In platform Add contact for a Player This API allows registration of a contact of a player e g son daughter colleague etc Page 49 of 63 URL player PostAddContact Request Type POST Parameters Request Body JSON Result access_ token Data contactid 0 for new contact ProfilelD d of the payer elggentityid if contact is elgg user relationshipid 1 Friend 2 Family Member 3 Contact groups comma separated group Ids contactname address phone1 phone2 skype1 skype2 mobile1 mobile2 emaili email2 other1 other2 id Returns ID of the contact h Message Message in case of any exceptions error http www join in for all eu Join In Senior Citizens Overcoming Barriers by Joining Fun Activities D4 2 Design and Implementation of the Join In platform Page 50 of 63 XML Result lt Data gt lt id gt lt id gt lt Data gt lt Message gt lt Message gt Example Request player PostAddContact Request Body access_token a4259ae4 f818 11e1 a64c 001 ccOf96fb6 data contactid 0 ProfilelD 55 elggentityid 0 relationshipid 1 groups 1 2 3 contactname nawaz address my Own Address phone1 232323232 phone2 4444444444 skype1 nawazhi skype2
10. psychologically 71184 Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 5 of 63 2 Introduction In this report we present the design and implementation of the Join In platform However since most of the effort has gone into the implementation of the platform and its components the best description of the platform is to be found in the documented APIs and in the many lines of programming code on the Join In source code account Fig shows the overall Join in system with the components both at the user and system environment System Environment User Environment TV Settop Box Ff Es TV PC System Social Game services services services Authenti User Games i cation Profiles Security Friends Exergames Privacy Groups g Content Video Moderated Managem Chat Exercises Calendar aram Internet Ta m Tablet Device Touchscreen PC Wireless Gaming Controllers Motion Sensors Fig 2 The Join in user and system environment The user environment is where the user accesses the Join In services The user environment will have various user devices a hardware platform and the software running on it and game controllers and motion sensors The system environment run the Join In social network and portal and provides on line services to the games and a
11. 76 DV 768x576 DVB e Internal or external web socket server for motion data access from the embedded browser e External Webcam e Virtual keyboard wireless keyboard optionally e Wireless mouse or Join In controller Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 17 of 63 Streaming Set top box e Pentium dual core or AMD E450 with graphics for DirextX support e Windows 7 performance index 2 3 9 e Operating System e Windows 7 with DirectX 11 or Ubuntu 12 04 e Browser with HbbTV add on Hybrid Set top box optionally hybrid TV e DVB tuner S C or T e Linux kernel version 3 2 e Embedded HTLM5 Browser based on Webkit Opera or others e Standard HID mouse driver e HbbTV 2 Version 1 5 e OpenGL ES 2 0 WebGL support expected in next gnereration 5 2 All in one multi touch PC Join In is also accessible with all in one touch screen PC as end user devices These are all in one devices integrating the processing unit in the screen itself It is fully possible to dedicate the usage of such a PC for special purpose applications like Join In and having the user control the functionality using only the touch screen or another dedicated controller The touch screen PCs are supported by Linux and Windows and have multiple input output possibilities making it feasible to connect to other devices The minimum r
12. Partners Z Wa nonren y AAL gt MoppyWise Pasife Bult Oe KST eee AA MU aii Semen asas arsa Technolo gies Senior Citizens Overcoming Barriers by Joining Fun Activities AAL Joint Programme Project No 031121 Deliverable 4 2 Design and Implementation of the Join In platform Date of deliverable 31 10 12 Version 1 0 Lead contractor for this deliverable Norut Contributors PAS HMGU VAL ITC NST Dissemination Level Public Project Duration Nov 2010 Oct 2013 Project co founded by ENTERPRISE rn P REAS NIH 3 Tekes P mirgo jational Innovation Office Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 2 of 63 Table of Content 1 2 3 4 5 6 7 ADOURJOIN S Ne E rrerrrrrererr errr rry 3 WO OUCH ol a E 5 Join_in social networking architecture sssssssseesnseeseeererrnnrntnseertrrrnnnnnneeerrnnrnnnneenent 7 SOCIA PETE are ee ea E E E E R E E E E 8 Mel FUNGHONS pescreiririiiiniaiiiinaiiiinaiii ia a a di 9 4 1 1 Social Contacts eda cnzsiesies cnesisied ness siedenadidedunadscndenadisledenedsted enadededenadededenadededeneteteas 9 4 1 2 Calendar and ActivitieS cccccescseneseneeenesesenenerenaneneranenenenaneneneeanenenenananeneeenan 12 4 1 3 Games and Exergames a cicecsie senses cca ccanauie ca cnermeniats eaon ce teeera te ae
13. acquainted with the platform Screenshots and pictures will lead to a better understanding This part will also be available as a printed manual Another part is directed at those persons that are regularly using digital media e g grandchildren It explains in detail all the tools functions and functionalities of the platform and how to manage these A support centre will provide additional help The Help Menu provides a telephone number that can be called at a certain period of time A person at the Call centre will answer the questions of the users He she will also be able to remotely access the user s Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 15 of 63 computer over the network if the user has activated this option in the user setting to resolve any technical problems 4 2 Security and authentication issues The Join In social network is designed as a private network which allows access for registered users only To achieve acceptance of the users obeying the users right on privacy and data protection is vital This policy is addressed in the Join In Social Media Privacy Policy which is being developed within the Join In project 4 2 1 Authentication The user has different options to get authenticated to the Social Network e Paper form A user can register in the Join In Platform filling a form in o
14. ame etc URL player PostAddMetrics Request Type POST Parameters Required Parameters playerld access_token A valid access token gameid gamemetrics Request Body access_token data playerid gameid gamemetrics JSON Result _ Data id Id of the player whose metrics has been just added Message Message in case of any exceptions error XML Result lt Data gt lt id gt lt id gt lt Data gt lt Message gt lt Message gt Example Request player PostAddMetrics Request Body access_token ca4e0bdf 1e29 4f54 b015 49351bc8a0ae Data Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Awww join in for all eu D4 2 Design and Implementation of the Join In platform Page 57 of 63 playerid 20 gameid 22 gamemetrics metrics data JSON Result _ Data id 20 b Message null XML Result lt Data gt lt id gt 20 lt id gt lt Data gt lt Message gt lt Message gt Comments Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Avww join in for all eu D4 2 Design and Implementation of the Join In platform Page 58 of 63 Register ELGG user as Player This API allows registering elgg users which are not registered as game players URL player PostRegisterAsPlayer Req
15. ameter Playerid S Request N A Body JSON Result Data imagetype user id image base64 string of image H Message A message in case any exception Error XML lt Data gt Result lt imagetype gt lt imagetype gt lt image gt lt image gt lt Data gt lt Message gt lt Message gt Example Request player GetProfilelmagesBinary access_token ca4e0bdf 1e29 4f54 b015 49351bc8a0ae amp playerid 43 Request N A Body JSON Result data imagetype small Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Awww join in for all eu D4 2 Design and Implementation of the Join In platform Page 63 of 63 image ROIGODINGQAZAOYAAGxsbHV1dc3Nzc70ztDQONLSOnI5eX5 fnp6en x8fHJycs Pz3RO0dIKCgnd3d29vb3Z2doODg3FxcdT U1 Hh4eHt7e9PTO2VI ZWNjY7e3t2BgY GZmZmhoaG1 tbW5ubsvLy4uLi8fHx3BwcGRkZKSkpKq qqq2trZiYmIGBgZ2dnXNzc8DAwJgamrCwsMrk yl9fX729vYSEhImuJicjlyM LCwqWlpb v4aGhoeHh5dexl1 1dXaysrNbW 1tra2rSOtMXFxa vr4 Pj8T Ex lyMjKenp7Ozs5CQkLm5uaCgoH9 f5GRkaurqg5ycnJmZmdHROYCAgGdn Z2lpaWJiYmpqasbGxmtra8zMzAAAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACHSBAAA AAAALAAAAAAZABKAAAT gFaCg4SFhoeGAk5OBlylj1 ZOLKUKKTVHBA OQhU4wQ0 goCxWmpukITdJEaurCEgFppEIFQ21tk8oNAubAgQnFaHB FS1OvAtKBgfkKywcUS7CQiicQCdXWFQYZxZsFQBAI4OEUMR IkAUtD
16. ameters access_token A valid access token Request N A Body JSON Result Data id ld of the game name name of the game description description of the game redirect_url provider_id Active n Message Message in case of any exceptions error XML Result lt Data gt lt id gt lt id gt lt name gt lt name gt lt description gt lt description gt lt redirect_url gt lt redirect_url gt lt provider_id gt lt provider_id gt lt Active gt lt Active gt lt Data gt lt Message gt lt Message gt Example Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 38 of 63 Request Games GetGameList access_token ca4eObdf 1e29 4f54 b015 49351bc8a0ae Request N A Body JSON Result Data id 20 ld of the game name My game name of the game description this is game description description of the game redirect_url http gamedomain com provider_id 11 Active 1 i Message Message in case of any exceptions error XML Result lt data gt lt id gt 20 lt id gt lt name gt My Game lt name gt lt description gt this is game description lt description gt lt redirect_url gt http gamedomain com lt redirect_url gt lt provider_id gt 11 lt provider_id gt l
17. ata imagetype user id image Message Amessage in case any exception Error XML lt Data gt Result lt imagetype gt lt imagetype gt lt image gt lt image gt lt Data gt lt Message gt lt Message gt Example Request player GetProfilelmages access_token ca4e0bdf 1e29 4f54 b015 49351 bc8a0ae amp playerid 43 Request N A Body JSON Result data imagetype small Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Awww join in for all eu D4 2 Design and Implementation of the Join In platform Page 61 of 63 image http mydomain com image jpg H Message null XML Result Comments lt Data gt lt imagetype gt small lt imagetype gt lt image gt http mydomain com image jpg lt image gt lt Data gt lt Message gt lt message gt It returns the given information if the user is authenticated if not error message is returned Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 62 of 63 List a Player s Profile Images Every API call needs an access token To get an access token a user needs to authenticate first URL player GetProfilelmagesBinary access_token access_token amp playerid playerid Request GET Type Par
18. community project Purpose of Kinection is to provide user ability to publish Kinect data on socket which then can be utilised on remote clients or HTML5 web pages using socket Valentia Kinection serves as a pathway for transmission of data from Kinetic device to the web client The service extracts data from the device and helps publish it on web sockets which can then be accessed on web clients via HTML 5 supporting browser such as Safari Kinect Service Manager operates as a client server application that provides a platform to the three basic components of the service to communicate with each other which are e Kinect device e Kinection utility e Web client Kinection first utilizes the attached Kinect sensor to accumulate image depth and skeleton data then filters this data and publishes it on web sockets The service employs Microsoft Kinect SDK which offers drivers and rich APIs for raw sensor streams and human motion tracking to extract the image depth and skeletal data from the sensor and publishes this Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 27 of 63 data on the web using the SuperWebSocket The web client caters for viewing Kinect data both in the form of Raw Data joints ID and Visual Skeleton skeletal image Kinection allows you to stream Kinect color depth and skeleton from one PC to an
19. d date for the next exer game or exercise The moderator can set up an exercise goal by adding a sequence of dates containing a set of exercise games and also video exercising The users may also be able to see their progress in achieving the exercise goals in the calendar interface Reminders A reminder is a special functionality that works directly with the calendar and helps the user to remember appointments and events The user will get an additional notification e g by integrated messaging or email for an upcoming appointment or event 4 1 3 Games and Exergames The games are an important part of the Join In Platform and their integration with the Social Network is a major issue The user can play the exer games with other users with or without the supervision of a Moderator which will show how to play observe the users movements and or help and give feedback to the users Game registration Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 13 of 63 When a game has been developed it has to be made available to the user The social network is a really good tool for this purpose In order to offer game information to the users there is a need of a plugin to implement the game information acquisition and of its integration in the social network This plugin is the Game Registration Once the game is registe
20. elderly include social deprivation low self esteem or physical inability Social isolation and health are closely related and may lead to a variety of physical disorders and even depression Studies have shown the correlation between loneliness and poor health Especially the effects on immune system the cardiovascular system and the onset of Alzheimer s disease could be shown The Join In project aims at counteracting loneliness in the elderly by providing a concept the methodology and technologies for elderly persons to participate in social activities Fig 1 Join In Platform 1 Office of National Statistics Older people Living arrangements At http www statistics gov uk cci nugget asp id 1264 CARMA Care for the Aged at Risk of Marginalization QLK6 CT 2002 03421 Recommendations and Guidelines to Policy Makers 2005 http Awww egga ee RecommendationsFinalwCoverTOC pdf Last accessed 2 10 3 Sorkin D Rook KS Lu JL Loneliness lack of emotional support lack of companionship and the likelihood of having a heart condition in an elderly sample Ann Behav Med 2002 Fall 24 4 290 8 Tomaka J Thompson S Palacios R The relation of social isolation loneliness and social support to disease outcomes among the elderly JAging Health 2006 Jun 18 3 359 84 Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Awww join in for all eu D4 2 Design and Implementation of the Join In platf
21. encing Videoconferencing allows the users to have live video and audio chat as communication channel with their contacts The user will be able to invite his her friends to a videoconference making it more private It will allow the user to play a game while videoconferencing adding a new social value to the game Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 11 of 63 Text Chat A chat plugin is provided Some layout modifications in this ELGG community plugin are needed to improve the user s accessibility Messages With the help of a keyboard physical or virtual the users will be able to send and receive written messages similar to emails to from their contacts The messages optionally can be forwarded to an email account Exchange The users are able to upload share search and comment and tag different types of information e g e Photos e Videos e Web Links e Texts News Histories Poetry etc The user may want to find in the history of files some precise content For that purpose a search engine is introduced and it will be used to index the content exchanged The need of this functionality has to be evaluated by users Regional information The regional information is a special set of user content videos stories and news from the local senior groups stories from the neig
22. equirements for Join In will be e All in One multi touch Pentium dual core or AMD E450 with graphics for DirectX and WebGL support e Windows 7 performance index 2 4 e Windows 7 with DirectX 11 or Ubuntu 12 04 Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Awww join in for all eu D4 2 Design and Implementation of the Join In platform Page 18 of 63 5 3 Tablets amp Smartphones Join In will to some extend support Tablet and Smartphone as end user devices However for some Join In services the specification of a Tablet or Smartphone may not meet the minimum requirements by that game or service There may also be issue regarding processor speed graphical acceleration operating system web browser characteristics and screen size Though some games and services like the biking exergame of Join In will be designed and implemented specially for Tablet devices The candidate tablets are the Android tablet or Apple iPad 5 4 PC Laptops Join In will also be accessible and support with standard PC s and laptop computers as end user devices However it is not envisioned that this will be the primary user device of choice for the Join in target group 5 5 Microsoft Kinect In Join In we will use the Microsoft Kinect for detecting the user movements in several of the games and exergames that are being developed Kinect for Xbox 360 and Kinect PC is a game controller launched by M
23. erid playerid Request Type GET Parameters Playerid Request Body N A JSON Result Data id user id email name username Username of the user Message A message in case any exception Error XML Result lt Data gt lt id gt lt id gt lt email gt lt email gt lt username gt lt username gt lt name gt lt name gt lt Data gt lt Message gt lt Message gt Example Request player GetPlayerInfo access_token ca4e0bdf 1e29 4f54 b015 49351 bc8a0ae amp playerid 43 Request Body N A JSON Result data id 7 email peter my web pk username peter Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 48 of 63 name Peter Nilson Message null XML Result Comments lt Data gt lt id gt 7 lt id gt lt email gt peter my web pk lt ticks gt lt username gt peter lt username gt lt name gt Peter Nilson lt name gt lt Data gt lt Message gt lt message gt It returns the given information if the user is authenticated if not error message is returned Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join
24. f steps taken per minute Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 14 of 63 e Number of obstacles avoided e Time to complete the walking challenge 4 1 4 Avatar selection An external application similar to a game enables the user to select and potentially even to modify the look of the avatar The avatar that the user chooses will be used in the exercise games the user plays and possibly even when exercising It can be used in the social network s user interface as an alternative to the user s photo 4 1 5 Exercising Join In offers the users a variety of exergames for improving their physical fitness In addition to these exergames the elderly can participate in a remote gymnastic program which can be with or without a moderator For this purpose the video sharing and the videoconferencing are helpful functionalities as well as the calendar for organizing the exercise sessions 4 1 6 Help There will be a user manual consisting of several chapters One part describes the social platform the way the social network is organised and how its features and tools are used An additional guideline explains step by step the course of action for example enter your first name now click using the mouse the large blue button Confirm at the bottom of the screen Thus the user can easily get
25. hbourhood philosophy theology history etc The major differences with the normal user content are e Open information The information posted as regional information is accessible to all users or at least to all those users who are members of a defined region e Supervised All the data posted as regional information is approved by a regional moderator to avoid misuse of the functionality This information helps the elderly to stay informed with the activities of their region get in touch with new people share photos videos or opinions with their neighbourhood etc Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 12 of 63 4 1 2 Calendar and activities Managing a users appointments and schedule are functionality strongly related to users taking part in activities like games exercises or even groups thus helping the users to coordinate their social activities Calendar The user can access a calendar to check personal appointments events and group or regional meetings Appointments and events The user is able to add delete or modify appointments or events within a graphical interface This interface is a plugin for managing the users calendar A specific date can be shared between friends or group members That is helpful when for example an activity moderator wants to schedule that time an
26. icrosoft Using advanced artificial vision technologies it is capable to recognize 3D movements with the highest precision by just using its camera Microsoft has not made any attempt to limit the use of the technology for other purposes and the open source community has already developed open source APIs for the device In Join In we will access the Kinect data and functionality by using either e Valentia Kinection open source community project The service currently employs Microsoft Kinect SDK and is thus restricted to end user devices running MS Windows e SANDRA cross platform application library for controllers and motion sensing input devices Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 19 of 63 5 6 Exerbike sensors The exerbiking game will be designed and implemented so that it both works with and without external activity sensors Candidate external sensors can be simple step counters the exerbike built in soeedometer a dedicated bike attached sensor or even the users Smartphone strapped to their leg The choice of activity sensor will depend on the need for the actual biking game of getting detailed up to data data on the performance of the biker The default setting for exerbiking will be to use the tablets internal activity sensor to detect the vibration of the exerbike as a measure of biking activit
27. ies http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 32 of 63 Data access token ca4eObdf 1e29 4f54 b015 49351bc8a0ae id 7 ticks 6000 username peter displayname Peter Nilson Message null XML Result lt Data gt lt access_token gt ca4eO0bdf 1e29 4f54 b015 49351bc8a0ae lt access_token gt lt id gt 7 lt id gt lt ticks gt 6000 lt ticks gt lt username gt peter lt username gt lt displayname gt Peter Nilson lt displayname gt lt Data gt lt Message gt lt message gt Comments It returns the given information if the user is authenticated if not error message is returned Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 33 of 63 Register a Game Provider This API allows registering of a new games provider Each game provider will have their own account and they can use their account detail to login and add new game e g Carlow IT Valentia URL Provider PostAddGameProvider Request Type POST Parameters Required Parameters username password access_token A valid access token Request Body access_token Data name Name of the Provider username User name for the Provider password
28. ive rights on the platform A system administrator controls the administration part and plug ins and the usual responsibilities of a system administrator e User support The role of user support covers several tasks it allows you to manage the user registration and supports the users locally In addition to the assistance by phone a user supporter can also access the machine remotely if the user has agreed to this option and support him her directly via remote access e Moderator The moderator role allows inviting other users for exercises It enables you to guide and moderate the different activities Moderators may initiate an exercising session and connect users to jointly take part in an exercise session Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 9 of 63 e User The users have the right to change the default settings of their personal data and manage their own profile Having all this in mind it was decided to use the ELGG framework for building the social network platform ELGG is an Open Source and free project based on a modular structure allowing for the addition of new plugins on demand Another reason for choosing this framework was the extensive library of add ons and plugins already developed by the ELGG Community The Join In social network support functions for e Social contacts e Tools fo
29. lso use a framework for Node js called Socket IO http socket io which enables the creation of real time web applications Socket lIO runs on both the server side on Node js and also on the client side in the web browser Socket IO provides an abstraction layer over Web Sockets and other communication schemes depending on the browser capabilities Together Node js and Socket IO provide a scalable solution for building non blocking HTTP servers with the advantage of using a dynamic scripting language for rapid prototyping 6 2 Game Software Clients The game software clients are written in JavaScript and run inside a web browser environment The Socket IO library as discussed above handles Client server communication 6 3 Motion sensor and controllers servers In order to input a users movement data into the games we exploit sensors such as the Microsoft Kinect the Nintendo WiiMote and the Scoop Remote Pointer from Hillcrest Labs In addition a Join In controller is being developed The data from these sensors has to be gathered locally in the end user device and then made available to the game client or game server This is done by running a local server that handles the data produced by the motion sensor devices and controllers and then make the information available to game clients games servers or social services using web sockets Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all e
30. ming Barriers by Joining Fun Activities http Avww join in for all eu D4 2 Design and Implementation of the Join In platform Page 8 of 63 4 Social Network In order to motivate and to socially connect elderly people to their friends family and other people the Join In project builds a social network The functionalities and content of the social network are defined based on requirements gathered from users groups and stakeholders The social network has to handle the different Social Contact Functionalities e g user communication and profile setting and to provide an easy way for adding or linking to the applications These are e Computer games e Exercise games e Exercising At the same time a graphical user interface that is suitable for the elderly users is required The social network has to take care of the special needs of the target group This means e Simple access for the elderly users as many have limited knowledge in new technologies e Accessibility for users with physical impairments e Multilingualism support for the users in the Join In partner countries Based on user involvement we have identified a set of requirements for the social network and the Join In platform and social network portal will be adapted to the needs of the various user groups We have created 4 different roles that a user of the platform can have e System Administrator The role of system administrator has full administrat
31. ms All information which is sent to the server is encoded in the JSON format Therefore each packet containing the provided service data is a single form variable JSON string SANDRA libraries There is a set of libraries which CommModule depends on We are going to go through them one by one KinectLibrary This library provides the users skeleton joint data and the Kinect motor and LED control It uses libusbjava and OpenNI to access control and retrieve the Kinect data The libusbjava is a Java wrapper for the libusb 0 1 and libusb win32 library It is the responsible for granting easy access to the Kinect through the USB port on any platform The OpenNI multi language cross platform framework which we use is a home modified version of the latest Java unstable release making it thread safe It is worth saying that the OpenNI framework needs three different modules to be installed before it can be used The first one is the OpenNI module itself It has all the interfaces to interact with both the Kinect and the middleware components e g body tracking The sencond one is the avin2 SensorKinect which is the driver of the Kinect The third one is the NITE middleware which contains the algorithmic for the OpenNI functionality in terms of skeleton segmentation tracking and machine vision KinectLibrary also uses the j3dcore library and vecmath for the skeleton joint tracking algorithm defintion WiiboardSimple It is a library which e
32. nables users to utilise the Nintendo Wii Balance Board providing the weight that is applied on each of the four areas of the board It uses the bluecove Blotooth protocol to communicate with the device Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 25 of 63 IRGlanceLibrary This library measures the frecuency of apparerances of infrared points which enter in the WiiMote camera scope It can be used with different WiiMote controller libraries but it currently works with the wiigee plugin wiimote amp wiigee lib libraries IRGlanceLibrary allows computerising common fitness machines which have cyclical movements just add some IR Leds to the moving pieces and point the WiiMote camera towars that element In addition the wiigee plugin wiimote amp wiigee lib libraries are also used for CommModule WiiMote handling functions This wiigee lib library is an Java open source gesture recognition library for accelerometer based gestures specifically developed for the Nintendo Wii remote controller The wiigee plugin wiimote is a complement for wiigee lib providing interfaces to handle the acceleration rotations and button events of a WiiMote and the Nunchuck However the version we use is a tweaked version for our own project and it is not available anywhere else Combining these two libraries we can retrieve the followi
33. nawazhi222 mobile1 0003333 mobile2 00044444 email1 email1i exm com email2 email1i exm com other1 other11111111 other2 other22222222 JSON Result Data id 20 Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 51 of 63 Message null XML Result lt Data gt lt id gt 20 lt id gt lt Data gt lt Message gt lt Message gt Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 52 of 63 List online offline status This API allows listing of player s online offline status URL player GetOnlineStatus access_token access_token amp playerid playeri d amp showfriends showfriends amp status status Request Get Type Paramet Required Parameters ers access_token A valid access token Optional Parameter showfriends whether show only friend status status of the players to show playerid id of the player Request N A Body JSON Result Data H id userid name display name of user username onlinstatus online status of the user 1 for offline and false for online H Message Message in case of any exceptions error XML lt Da
34. ne of the regional user centres Here the User Support will give the login data to the user and help the user with the registration e Email For users who own an email account The user can access to a registration form within the Join In Portal where he will be asked for User Name Email and Password Once the User Admin has confirmed the registration process the user will get a confirmation email allowing him her to access the portal The user need to login on to the portal using User Name and Password To avoid inserting the login every time the information can be stored in the user s machine This option allows the user to use different devices to access the web based portal e Pen Drive Security Dongle The credentials are stored in this physical device The user connects it to the client machine and the Dongle launches a client browser and proceeds to add the access information e MAC The registration can take place when the user buys the device STBs All In One etc The MAC address is registered additionally to the user information This address can work as user identification avoiding the need of inserting the login information every time but not allowing the client to access the platform from different computers This last option is not secure because hostile users can mask the MAC replacing the legit owner of the account It does therefore not provide an option for Join In Join In
35. ng data the acceleration along the 3 axes for the WiiMote and Nunchuk the state of their buttons the gyroscope events of the WiiMotion Plus the analogic joistic position and the IR point s position in the IR camera gson 2 1 Gson is a Java library which can be used to convert Java Objects into their JSON representation It can also be used to convert a JSON string to an equivalent Java object Gson can work with arbitrary Java objects including pre existing objects that you do not have source code of NoninLibrary This library uses a BTSPP communication protocol over the Bluetooth stack vluecove and it provides continuous sampling of the Nonin 9650 pulsioximiter The most useful data provided are blood oxygenation pulse whether the finger is properly introduced in the device or not and the state of the battery All the previous libraries dependencies are showed in the following image Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 26 of 63 Contains and uses __ gt Only uses a I 1 1 a ii i l EEE a _ 1 m7 Oo _ __ i 1 _ Vs a a a a eS ES SS ES SS EE ES Se a AS Se a SS a Se SS Ne A es ee es od 6 5 Valentia Kinection Valentia Kinection is open source
36. ompensation e 360 of freedom e Low latency feedback e Tremor cancellation e Multiple device operation supported e HID mouse device function supported e Low weight e Optimized power management e Adaptable control buttons allow adjustment to different skill levels via press buttons rocker switches and others e Provided with reference kit and websocket server for access through HTML5 browser applications Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 21 of 63 Fig 4 Demo Module Websocket Server Basic Sensor Fig 5 Preliminary example of controller design Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 22 of 63 6 Game software components and services 6 1 Game Servers The game servers are written in Node js http nodejs org which is a server side software system for developing scalable network applications Node js is both a runtime environment and a library The runtime environment is written in C and provides a context that enables a developer to run JavaScript code outside of a web browser environment The library features modules that provide APIs for network I O file system I O process I O and other services relevant for writing web applications The game servers a
37. onin Pulse Nonin Battery State Kinect Pause Pose Kinect Hugging Movement Social Server r Real devices Virtual devices On the picture above we can see a simplified example of how this library works Let s say we have a WiiMote and its Nunchuk When the WiiMote is connected 1 the DeviceManager creates a new virtual object 2 This object will provide acceleration events 3 and button pressed service events 4 both belonging to the WiiMote sensors Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 24 of 63 Later on the Nunchuk is connected 5 Then the DeviceManager creates a new Nunchuk virtual object 6 This object will throw acceleration events 7 and analogic joystick events 8 belonging to the Nunchuk itself Next another application requires acceleration data from the WiiMote and therefore a new WiiMote acceleration event thrower is linked to the virtual device 9 Finally another application wants to get data from the Nunchuk analogic joystic so a new event thrower of that type is added 10 We use web sockets to perform all the communications between CommModule and the external server Particularly we use a thread wich uses the java net socket library to handle the input output operations It connects to a given IP Port address and keeps an open channel for data strea
38. orm Page 4 of 63 Join In is setting up a social platform for the elderly it allows communication by TV Tablet and PC A multi player serious game for the elderly is being developed The interest in gaming is high in seniors In a survey performed in Germany with 1200 participants age above 61 two out of three PC users stated that they enjoy playing games regularly on the internet Studies could demonstrate the increase of cognitive skills reaction times self esteem and the sense of well being in the elderly when playing computer games Another positive effect is that gaming is multigenerational and enables the elder generation socialising with the younger one e g grandchildren The concept includes exercising either by exergames or by moderated exercises as physical activity besides supporting good health counteracts the feeling of loneliness while loneliness leads to less physical activity Recent results indicate that exergames create physical benefits and counteract loneliness Join In encourages contacts with peers in the region and with family and friends living further afield if necessary facilitated by an assistant Active participation is vital if the individual is to profit from the Join In developments Yet motivation for participation among the elderly is a challenge One of the problems is the heterogeneity of the elderly among other things regarding interests and health Join In is developing a methodology for elderly per
39. other PC or a Windows Phone or iPhone iPad or any other compatible device via websockets Please review the client sample page for more details on how to use Kinection e Project Information URL http kinection codeplex com Project Download URL http kinection codeplex com releases view 86924 Project Source URL http kinection codeplex com SourceControl list changesets Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 28 of 63 7 Summary This document has presented the technology components that make up the platform for implementation of the Join In social network and described how these components are integrated with each other according to the Join In social architecture The source code of all the components is available on the Join In source code accounts Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Avww join in for all eu D4 2 Design and Implementation of the Join In platform Page 29 of 63 Appendix A Join In Connector API Join In Connector APIs are REST based and any client that can send HTTP GET and POST requests can easily consume the API How you test the API simply using browser Join In Connector APIs are REST based and it use two HTTP verbs including GET and POST Using the address bar any browser can be used to test the GET request Testing
40. otion sensing for cursor control Scoop Google remote 3 http hillcrestlabs com Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 20 of 63 e IR camera based motion sensing leap motion Kinect e Additional keyboard on the back side for text input e Voice recognition mainly as substitution for text input ruwido r117 etc e Gesture recognition based on gyro or IR camera data processing e Special forms of gestures are switching through turning the device and shaking gestures Join In will therefore in addition to the functionality available with the Kinect also develop a gyro based approach for browser control For initial research on gyro based controller the Scoop Remote Pointer with an USB wireless adapter was used Optimal shape weight location of tactile switches and sliders was evaluated with the user groups The result will be a Join In controller for browser navigation suited for the elderly where future extensions for voice recognition are taken into account The Join in controller will be an air pointing device with wireless motion data transfer e Proprietary wireless connection with usb adapter without pairing requirements or Bluetooth connection e Gyro sensor with at least 6 axis for linear xyz acceleration and orientation pitch roll yaw e No recalibration requirements magnetometer for drift c
41. pplications of Join In In Join In we have has designed and implemented a social network and social portal using the components of the Join In platform We have designed and implemented computer games and exercise games that can be accessed through the social network and Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 6 of 63 developed special wireless controllers and interfaced commercial controllers and motion sensors to this platform Chapter 2 presents briefly the Join In Connector which provides an API for integration of the Join In games the social network portal and existing social networks Appendix A describes the detailed of the Join In Connector API while the source code is managed and shared on the Join In source code account Chapter 3 presents briefly the Join In social network server and Chapter 3 1 presents the functionality supported and implemented on the portal The server is based on ELGG The source code of the functions is managed and shared on the Join In source code account Chapter 4 presents briefly the user devices that will be supported by Join In They all run standard operating systems and browsers Special attention is given to the Join In controller Chapter 5 presents the architecture of the game servers and describes the software components and drivers that have been developed b
42. quest Headers textbox as Join In Connector API returns JSON and Enter Content Type application xml charset utf 8 API returns XML 4 Enter the request body in the Request Body textbox Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 31 of 63 Provider Authentication Every API call needs an access token To get an access token a user needs to authenticate first URL provider GetAuthenticate username username amp password password Request Type GET Parameters Required Parameters username User name of the user password Password of the user Request Body N A JSON Result Data access_token A valid access token Id user id ticks No of seconds the access token is valid till username Username of the user displayname Message Amessage in case any exception Error XML Result lt Data gt lt access_ token gt lt access_token gt lt id gt lt id gt lt ticks gt lt ticks gt lt username gt lt username gt lt displayname gt lt displayname gt lt Data gt lt Message gt lt Message gt Example Request provider GetAuthenticate username peter amp password 123456 Request Body N A JSON Result Join In Senior Citizens Overcoming Barriers by Joining Fun Activit
43. r communicating and sharing e Local and regional information e Calendar and appointments e Games and exergames e Choosing avatars e Exercising e Help functionality e Security and authentication issues 4 1 Functions This section explains in more detail the different functionalities that the Join In social network provides 4 1 1 Social Contacts User Profile The User Profile contains the information that defines the user It works within the social network as identification Additionally to the name the User Profile includes e Photo e Avatar e Gamer profile Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 10 of 63 o Skill level per game o High score per game o Favourite games e Exercise profile o Favourite exercise e Interests and hobbies e Group memberships e Restrictions due to e g physical limitation All the information will be given on a voluntary basis User Settings In addition to the User Profile that captures the social profile there are further details to be entered by the administrator when a new Join In user is registered in the social network The User Settings include e First Name and Family Name e User Name Gamer tag e User Id e Contact details Email and or Telephone number Friends The user can add or delete friends and search new contacts Videoconfer
44. red it will be accessible to the users in the game lists Games listing and gamer profile There is a plugin to manage the lists of games offered and the list of games that the user already played These lists are reachable by the Join In Connector Game launcher It is necessary to provide easy access to the games The game launcher gets information from the registered games on the game and gamer list Game metrics performance viewer Both the cognitive games and exercise games exergames will collect performance data from the player over time Each game that collects such data will allow the player to view their in game progress for a defined period of time This data will be readable by the Join In Connector so it can be stored and retrieved by the game servers Read access may also be granted to other applications e g for care providers who might have an interest in monitoring the performance and progress of the participants For each game the metrics list contains e total number of times the player have played a game e total time spent on a game e scores of single gaming sessions including the high score e total game score of a game e level reached if applicable e goal to be reached future appointments in the calendar The nature of the data collected will vary between the different games for example the walking game may capture the following metrics per gaming session e Total number of steps taken e Average number o
45. sage gt lt Message gt Example Request provider GetAuthenticate username peter amp password 1 23456 Request Body N A JSON Result data access_token ca4e0bdf 1e29 4f54 b015 49351bc8a0ae id 7 ticks 6000 username peter 9499 displayname Peter Nilson Message null Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 44 of 63 XML Result lt Data gt lt access_token gt ca4eObdf 1e29 4f54 b015 49351bc8a0ae lt access_token gt lt id gt 7 lt id gt lt ticks gt 6000 lt ticks gt lt username gt peter lt username gt lt displayname gt Peter Nilson lt displayname gt lt Data gt lt Message gt lt message gt It returns the given information if the user is authenticated if not error message is returned Comments Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 45 of 63 Player List Every API call needs an access token To get an access token a user needs to authenticate first URL player GetPlayerlist access_token access_token Request Type GET Parameters N A Request Body N A JSON Result Data lie ian user id amail name
46. scription profileaccess 2 H JSON Result Data id 20 b Message null XML Result lt Data gt lt id gt 20 lt id gt lt Data gt lt Message gt lt Message gt Comments Possible profile keys for profile options description priefdescription location interests skills contactemail phone mobile website twitter Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 43 of 63 Player Authentication Every API call needs an access token To get an access token a user needs to authenticate first URL player GetAuthenticate username username amp password password Request Type GET Parameters Required Parameters username User name of the user password password of the user Request Body N A JSON Result Data access _token A valid access token id user id ticks No of seconds the access token is valid till username Username of the user displayname Message A message in case any exception Error XML Result lt Data gt lt access_token gt lt access_token gt lt id gt lt id gt lt ticks gt lt ticks gt lt username gt lt username gt lt displayname gt lt displayname gt lt Data gt lt Mes
47. sons to participate in social activities This is based on a thorough user requirement analysis User groups are set up in Germany Hungary Ireland and Norway The lead user group is based in Munich Based on the results of the user requirement analysis and the analysis of relevant studies and related work a methodology for setting up a social networking platform which will encourage and enable involving homebound senior persons in social networking activities being developed Digital inclusion and factors hampering its acceptance such as accessibility motivation lack of skills and confidence will be tackled and form part of the methodology The involvement of user groups in four different countries will help us to achieve a European solution which will also be useful in other countries The Join In project web page http www join in for all eu OE24 at Deutsche Studie Sechs von zehn Senioren spielen am Computer http www oe24 at zeitung digital article318942 ece Last accessed 2 10 Basak C Boot WR Voss MW Kramer AF Can training in a real time strategy video game attenuate cognitive decline in older adults Psychol Aging 2008 Dec 23 4 765 77 OE24 at Hawkley LC Thisted RA Cacioppo JT Loneliness predicts reduced physical activity Cross sectional amp longitudinal analyses Health Psychol 2009 May 28 3 354 63 3 http www theatlantic com technology archive 201 1 02 physical video games may help the elderly
48. t Active gt 1 lt Active gt lt data gt lt message gt lt message gt Comments Returns list of games as array of objects Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 39 of 63 Play Game URL Games GetPalyGame gameid gameid amp access_token access_token Request Get Type Parameters Required Parameters access_token A valid access token Request N A Body JSON Result Data text URL of the game Message Message in case of any exceptions error XML Result lt Data gt lt text gt lt text gt lt Data gt lt Message gt lt Message gt Example Request Games GetPalyGame gameid 20 amp access_token ca4eO0bdf 1e29 4f54 b015 49351bc8a0ae Request N A Body JSON Result Data text http myurlofgame com URL of the game H Message Message in case of any exceptions error XML Result lt Data gt lt text gt http myurlofgame com lt text gt Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http Awww join in for all eu D4 2 Design and Implementation of the Join In platform Page 40 of 63 lt Data gt lt Message gt lt Message gt Comments Returns URL of the game Join In Senior Citizens Overcoming Barriers by Joining Fun Acti
49. ta gt Result lt id gt lt id gt lt name gt lt name gt lt username gt lt username gt lt onlinstatus gt lt onlinstatus gt lt Data gt lt Message gt lt Message gt Example Request player GetOnlineStatus access_token ca4e0bdf 1e29 4f54 b015 49351bc8a0ae amp playerid 20 amp showfriends 1 amp status 1 Request N A Body JSON Result data Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 53 of 63 t id 20 userid name Peter Nilson display name of user username Peter onlinstatus 1 online status of the user 1 for offline and false for online Message Message in case of any exceptions error XML lt Data gt Result lt id gt 20 lt id gt lt name gt peter nilson lt name gt lt username gt peter lt username gt lt onlinstatus gt true lt onlinstatus gt lt Data gt lt Message gt lt Message gt Commen Returns list of users as array of data ts Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 54 of 63 Add player s interested games This API allows adding player game preference for example what games they would like to play e g Bubble Breaker game etc
50. u D4 2 Design and Implementation of the Join In platform Page 23 of 63 6 4 A cross platform application library for controllers and motion sensing input devices SANDRA We can exploit sensors such as the Microsoft Kinect or the Nintendo WiiMote in order to input a users movement data into the games The following section describes the structure and dependencies of the SANDRA application library which provides access to these sensor devices locally and sends the data to a remote game server or social server SANDRA is an easy to use facade exploiting a multi threaded event based Java library called CommModule The CommModule contains the logic for e Communications with the remote game or social server e Handling of the data produced by the motion sensor devices and controllers e Upper level functionalities which goes beyond the pure raw data detection SANDRA currently supports the following devices Microsoft Kinect WiiMote WiiMotion Plus Nunchuk WiiBalanceBoard and Pulsioximeter Nonin 9650 For instance the CommModule library can process a user s Kinect skeleton joint data to detect whether that user is standing still walking or running Device Manager Provided services o WiiMote Accelerations QO i WiiMote Buttons e WiiMote LED Status Game Server WiiMote IR Camera D Nunchuk Joystick O Nunchuk Buttons ae Nunchuck Accelerations WiiBoard Weight Nonin Oxigenation N
51. uameace ties 12 4 1 4 Avatar SCIOCHON ies ticcinesticsteceticctscancntnestbestncetreninesebectscsvecebuestbestscsenentwestbeebeents 14 4 1 5 EX CWCIS ING os sceecetcsieeiceccecoebesevesegudincgeb gincaueedisejstndegeseaenineesss Sia coebesieeusebesoeeedie 14 rs a eer E A rer Pe A rere er er eer ene errr 14 4 2 Security and authentication iSSues ccccceccccceeeeeeeeeeeeeeeceeeeeeeeeeeeesnnaeeeeeeeeees 15 A251 FUMPEMNCANON vrcdvvndevcdsnaiseecsnitseatsbdcentsndiieelsidiontandiioelialieniandiebiabientnidaeadets 15 User environment devices ssssssssssssssssesssssssssesssssessssssssessessssesseesesseeseeesseaeea 16 5 1 Set top ON CS cece cto dey retstie reich desea Seo cise rere nceiacd die rena tinea Ensete nenne nenene 16 5 2 All in one multi touch PC secs ceuileetcensenssen Serie encS enue en sertiensleuisesilerteenciesieentiesteewetsvese 17 5 3 Tablets amp Smartphones eeecccceeeeeeeeeeeeeeeceeeeeeeeeeeeeeeaaaeaeeeeeeeeeesseeeaaeeeeeeeeeeneeeee 18 5 4 CT PADI Gs ties sisconercenncecapsenstecueepienaiansteasdenoteepiaeeleadeuaotsapspecteedenactguousedtenouesdteegte 18 55 Microso WNMS Cl iss sss acrect os sere see ena sees serene ta aecaceid R RRR 18 De Ex rbike SONGS asta scathteiearda acaieaial scales dab adaieadallsdalgadalbadalendnlbidalssduladulendallcdslesdaladseadslediendsvs 19 5 7 SCOOP pointing CSOVIC occ iicecessacevenei ecenenseestenantienumensinessisnanbas baaneeenvneedadederedacedaneberene
52. uest Type POST Parameters Required Parameters playerld access_token A valid access token Request Body access_token data id JSON Result Data id Id of the player whose metrics has been just added Message Message in case of any exceptions error XML Result lt Data gt lt id gt lt id gt lt Data gt lt Message gt lt Message gt Example Request player PostRegisterAsPlayer Request Body access_token ca4e0bdf 1e29 4f54 b015 49351bc8a0ae Data id 20 Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 59 of 63 JSON Result _ Data id 20 Message null XML Result lt Data gt lt id gt 20 lt id gt lt Data gt lt Message gt lt Message gt Comments Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 60 of 63 List a Player s Profile Images URL Every API call needs an access token To get an access token a user needs to authenticate first URL player GetProfilelmages access_token access_token amp playerid playerid Request GET Type Parameter Playerid S Request N A Body JSON Result D
53. vities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 41 of 63 Add a Game Player This API allows registration of a new player URL Player PostAddGamePlayer Request Type POST Parameters Required Parameters username password access_token A valid access token Request Body _ access_token 3f7d6ae e696 1 1e1 a3a5 001ccO0f96fb6 data name email username password photo game_tag active profileoptions profilekey profilevalue profileaccess H JSON Result Data id Returns ID of the player Message Message in case of any exceptions error ps a A S l XML Result lt Data gt lt id gt lt id gt lt Data gt lt Message gt lt Message gt Example Request Player PostAddGamePlayer Request Body Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 42 of 63 access_token f3f7d6ae e696 1 1e1 a3a5 001ccOf96fb6 data id 0 name Peter Nilson email peter my web pk username peter123 password 1234567 photo http peter com game_tag adventure active 1 profileoptions profilekey description profilevalue my De
54. y 5 7 Scoop pointing device The Scoop is an air pointing device available from Hillcrest Labs that will be used as reference device for comparison with the Join In controller 5 8 The Join in controller Navigating through all of the functions and applications offered in a Browsers environment requires more than the traditional remote control buttons The keyboard and mouse commonly used with PCs are not suited if the user is sitting on a couch or moving in the room A multi touch screen offers additional comfort but does not give the freedom of moving around The CE industry is now offering controllers with different options to overcome the drawbacks of the classical controllers in a hybrid media environment A lot of research has been done but feedback from use by users in the real world is just starting to emerge For example the Kinect and WiiMote perform well in a gaming environment but are not suited for complex menus Also the approach of using smartphones and tablets as remote controllers based on suited Apps brings added complexity to the home of the elderly requiring experience with such devices and installation knowledge Currently such devices are seen as an additional option but will not fully substitute the need for dedicated remote controllers Remote control functions offered are based on different methods e Classical Key input e Scroll wheel wobbling knob touchpad or touch slider for improved cursor control e Gyro based m
55. y Join In The source code is managed and shared on the Join In source code account Join In Senior Citizens Overcoming Barriers by Joining Fun Activities http www join in for all eu D4 2 Design and Implementation of the Join In platform Page 7 of 63 3 Join in social networking architecture The social networking architecture of Join In is according to Fig 3 and depicts how the Join In social network integrates the Join In games Join In social portal and other applications the and how it can connect to existing social networks e g Facebook Google twitter Exerbiking Memofix Walking Game New Games Social Media Applications Join In Connector Join In Interactive Portal for Senior Citizens Tablet Bicycle TV Set top Box PC All in One Users Elderly Family Friends Fig 3 Join In social networking architecture The Join In Connector contains e Game profile manager that will provide API for registering new games other applications e Player profiler manager that will provide an API to administrate the player s profile for example adding profile registering profile listing profile etc e Social media connector that will enable the integration with other social media s and other AAL platforms The Join In Connector is integrated with an ELGG platform which provides the portal The API of the Join In Connector is described in further detail in Appendix A Join In Senior Citizens Overco

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