Ultrasound Articulate Assistant Users Manual
Contents
1. ccccccssseeeeeeees 12 Figure 6 Ultrasound Task Window ccccccccccecseceeeeeeeees 13 Figure 7 One big ultrasound Task Window cccccccceee 14 Figure 8 Two ultrasound images Task Window 14 Figure 9 Copy Task Window ccccccccccscsccscecceeeeeeeeeeeeeeees 15 Figure 10 All Task Window ccccccccccccscccceeceeeeeeeeeeeeeeees 15 Figure 11 Status Dar display creenin usivenes 16 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22 Figure 23 Figure 24 Figure 25 Figure 26 Figure 27 Figure 28 Figure 29 Figure 30 Figure 31 Status bar display selected waveform region info 16 New Client Window cicicccicsacesiecssiededeseiedadesaadeaitnoaes 18 Promp Edt anaa a a es 20 Display Options dialogue DOX cccceececeeeeeeees 21 WV AV ClOliMsdIS Play anna Serer ates 25 Deleting a region of a WavefOrmM cccceeeeeeeeees 21 Annotation Editor cccccccccccccssssssssssssssseeeeeeeeeeeees 29 Example of an annotated region h 0008 30 PMMOLAUON TITEL enome ai a2 Video Splines menu editing Splines 35 Merce Spline Open Tile cerna 36 Video Splines menu closed option cee 37 Spline COLOT MENU aesir 37 Grid Options splines Over Q1id eeeeccceceeeeeeees 39 CE E E T 39 Video Spline menu Fill option eee 4 PLACING KEY IP2. instead p About knots It is recommended you delete the knots that are not needed when fitting the spline The reason for this is that the algorithm will be much faster and more accurate when using the Attract Snake feature If you delete it a knot will disappear from the spline in all the frames 45 4 3 Imaging the palate Before we can do any distance measurement of distances between the articulators you need to draw a contour of the palate In order to do this you should put a portion of thick vegetarian jelly in the subject s mouth and ask them to press it slightly against the palate Alternatively if the ultrasound image is of very good quality pressing the tongue against the palate or swallowing might provide you with an adequate outline of the palate Now click on the frame that has a better image and select the one big ultrasound task window Right click on the image and choose Edit Splines Give a name to the spline e g palate and decide on the appearance of the line the thickness and color as explained in a previous section Keyframe this frame as explained in the previous section and give it the same name used for the spline Now the snake can be fitted to the visible contour of the palate To include this palate contour in the prompt list files use the Merge Spline feature as explained in a previous section 46 5 Making Measurements 5 1 Simple Distance measurement Left
3. it Choose the file where the exported text will be writter Cancel Mame of Export File C Wa rticdsstyexpork tet Creates a text file and writes one text line for each of data frame 1 Export File Select a name for the test file which will be created 2 Data Regions Specify which frames should be written They may came from a single recording of many recordings specified by annotations 3 Data Format Each line of text ie divided into fields separated by Tab characters Specify what fields are to be wrikken Figure 36 The Export Dialogue Box Export File Specifying which Ultrasound Frames EPG palates to Export Each row of the export file corresponds to an Ultrasound frame or EPG palate The frames palates to be exported are specified using the Rows section of the dialogue The different options in the menu define the rows as follows 55 Tient All the Ultrasound frames EPG palates of the current client will be exported o _ClientsPromet A 1 frames palates of all recordings of the current prompt will be exported o Curent AJ frames palates of the current prompt will be exported e Selected 4 1 frames palates of the currently selected region of the current file will be exported e Annotation Allows more detailed control over the frames palates to be exported most common setting for row selection Arhiculote Assistant Export Export File Rows Columns Choore the rge of
4. Pa ee es ee e i aLi Figure 7 One big ultrasound Task Window Two ultrasound images This task window has been designed to compare ultrasound images in the order of two at a time ae a a oo a ede M nee PE a mam Poort try TT TTT CETT AR ER A R R A A R n i Hir z am Ekaa baie a Hs centers pee a GONO Ti bai bi i Figure 8 Two ultrasound images Task Window 14 Copy This task window has been designed as a tool to enable the user to copy graphical information to a different document rae PaE STEE ny haaa labo iat rt 519 nD ad cea a TE LIJA i sh i mai aka ms mit ot TIS P a tg ae Teh pat th ise a Mata 11 irai aa be Pind fea boo et SSeS Se ee ee ONORADABONDT Figure 9 Copy Task Window All This task window contains a combination of all the features present in all the other task windows described before TEEI SENET H of mii ta oe Ey THER EUI 1H i a Mba br Ai tea BANE Rea Za sl bfi ani ae ee E Sy ig a er Ee gif ail _ nai a toa AR ey aj Figure 10 All Task Window 15 D Whenever you are in a task window you might try right clicking on the different panels You ll find a shortcut menu that can make your life a bit easier 1 5 Other Display Functions The Status Bar at the very bottom of the scre
5. Play Play it back to confirm it 1s okay Redoing your recording Use the 0 Reda button This button is available for up to 1 minute after the recording has been made If a recording needs to be replaced after that time then it must be selected deleted and recorded again 0 If you wish to redo a recording when Auto Advance is checked you must press the Go Back button and then the Redo button Selecting and Playing a file A recorded file is represented by a crossed box EJ in the Prompt List display Empty boxes OOL are simply place markers showing that no data was recorded Right click on the Prompt list display and you will be able to select one of the options in the menu w Show Prompt list ki Show Recordings or Rae To play a file just click on a crossed box opposite a prompt The crossed box will turn white ka All the data related to this file will be displayed in the different panels Then click on the Play button or lt F2 gt key to listen to the file 23 You can change the colour of the prompt crossed box by right clicking on the crossed box and selecting the Checked colour option MRIERIEIEIOI said aba too HAHAH sad apa loo Delete File Delete All Files on 15 01 2004 Delete all Files For I said booboo kog Edit Prompt List Font Checked colour E Show Propet list q w Show Recordings Show Both You can also play the file at half speed by right cl
6. Splinezccincgn scales 36 SOW GT edt eet is 40 Show Video ieee ceed 40 SPU DES eo pct ae el 34 Z ZOON EEEN 25
7. a microphone and an EPG palate You should hear a beep after 6 seconds If you want to obtain EPG electropalatography measurements you will need your own EPG palate plugged into the connector slot on the multiplexer 1 1 Ultrasound scanner setup e To adjust the image obtained from the scanner you can use the soft menu d Set the contrast to 2 press F1 and F2 to adjust the level the contour to 1 press F3 the grey scale to 4 or 5 press F4 and persist to 1 press F5 meaning no averaging between B mode frames Turn the Gain control black round knob on the scanner s front panel clockwise to increase the gain and counterclockwise to decrease it The currently selected gain setting is shown on the monitor G A gain of around 70 is recommended e The further the signal has to travel the lower the frequency should be 5 0 MHz The probe enables you to change the frequency to 5 6 5 or 7 5 MHz For imaging the tongue 6 5 MHz has been considered adequate Use the MFI control in the scanner to step through the frequency options Start a session by double clicking on ultrasound ArticAsst exe on the computer desktop 1 2 Communication port setting Click on Options f e Edt Options Help in the Options menu and then select Comm s from the drop down menu Display Targets Analysis Values Frompt List Colors a Audio SYNC Training Target
8. and finds the first region defined by the threshold value or annotates all the regions defined by the threshold if this action is selected The Mas Min buttons close the dialogue box and find the first frame of maximum or minimum value respectively or annotate a frame in each region defined by threshold if this action is selected This feature is a way to find for example all regions with high alveolar EPG contact in a sentence and then find the maximum contact in each of those regions 5 3 Exporting Data Articulate Assistant provides the means to export data to a tab delimited text file which is suitable for importing into most spreadsheets e g Excel databases and statistical packages e g SPSS The Export dialogue box can be opened using the File Export menu option File Edit Options Help New Client Open Client Save Client As Backup N Print Palates Exit 54 The tabs at the top of the Export dialogue box can be clicked on to reveal three different parts Articulate Assistant Export l Export File Rows Columns Export File Choose a name for the exported text file and its location browse facility The Em se button provides an easy way to search your computer for the folder you wish to save the exported file in Rows Choose the contents of each row in the export file Columns Choose what each column represents in the Export file x
9. as a measure bar make sure the show grid feature is active Right click on the video Brightness video Setup v Show Video v Show Splines ultrasound image and tick Show Grid S 49 c Distance measure between a Tongue palate measure bar b Grid lines tongue distance measure two splines Analysis Values menu click on lL J and give ita name The name of the chart can be changed by clicking on Deech located right underneath Depending on the sort of data to be analysed you will be able to choose between Palates Formants and Splines in the Graph section of this menu Palates There are five different types of measurements that can be exported from the EPG palates 1 Mean Produces a mean depending on the option selected in the palate section 1 e Front back Lateral and Asymmetry 2 _Means4_ Produces a mean as explained in the previous point plus the standard deviation 3 Meandtes This is just for visual display This option has been never used 4 Area Tells you how many contact points are on as a percentage of the weighted region i e alveolar palatal velar 50 5 AeaT Tells you how many contact points are on as a percentage of the total area of the palate Formants These options have been included to make measurements of the acoustic information present in the spectrogram These options haven t been implemented fully yet It is recommended to use othe
10. click on the ultrasound image in the One big ultrasound task window Do not release the button and draw a line by dragging the mouse between the two points you want to measure Right below the image you will find a measurement Dist 27 94 mm display Dist in millimeters mm U You can choose a different type of scale by right clicking on the ultrasound image and selecting Video Setup from the menu In the Scale option you will be able to change the scale into millimetres centimetres meters inches or feet Articulate Assistant x Matos Scale Syne Display scaling facto Previous measurement wasz 42 4 It should have been 42 000 Units al mm cm m inches feet Figure 31 Video setup window Resizing Displays Articulate Assistant allows most displays within a task window to be resized 1 e some parts of a task window may be made larger at the expense of others 47 To resize a display 1 Move the cursor over the boundary to the left right top or bottom of the display you want to resize 2 Click and drag with the left mouse button in the direction of the arrows The ultrasound display panel has tick marks running along the top a Tick marks nn Each tick mark corresponds to an ultrasound frame but in the default display there 1s only room to display a few of the frames To see a sequence of ultrasound frames zoom in or resize the ultra
11. menu Tick the Advanced option at the bottom left hand side of the window and then click on the Devices button option that will appear right next to it In the Audio Input Devices window you will be able to choose from a wide range of different sampling rates The default and recommended recording settings are 22050Hz 16 bit Mono 1 4 Getting to know Articulate Assistant main panels and windows SRC NE Sy Sed beer eee STS A ge i ier gunn BEBEeae 441 z Bde E Fler Figure 2 Navigating in Articulate Assistant Acoustic Analysis task window This section is meant to be a brief introduction to the various navigation and function controls of this program Articasst offers nine edit modes Acoustic analysis All Analyse Copy EPG Feedback One big ultrasound Record Two ultrasound images and Ultrasound 10 Record This task window has been designed to be used during the acquisition of data This window displays each item in the prompt list individually full prompt list with number of repetitions acoustic waveform EPG if applicable and ultrasound frames l Hl i Ti z EEFI ARET T Eis it el d i b 1 said kebab at dawn Figure 3 Recon Task Window Acoustic analysis amp Analyse These task windows have been specifically designed for the acoustic analysis of audio files The only difference with the Acoustic analysis task window is that
12. the currently selected value when clicked on The buttons functions are explained in the memo box which is in the bottom right hand side of this window O it may be necessary to use the scroll bar to see the whole description Use the buttons underneath the Export Value List to e _ Add Adds another value to the list e Dete Deletes the currently selected value from the list e _5wap Moves the currently selected value to the bottom of the list Once you have specified all the values to be exported click on oe A counter located on the right hand side of the window will start counting the number of lines writing to 58 the data file When the file is ready to be viewed a confirmation message will appear on the screen x File written Cip_clo_all_rebesk txt a View File Figure 39 Exporting Data confirmation message If you click on the No option both the confirmation message and the Export Values windows will automatically close If you click on the Yes option another dialogue box will appear called ExportView with two menu options in the bottom right hand side corner Again Close In this window you will have the chance to view the data file and check the exported values do not contain errors Errors will be identified with a value of 999 000 e g EAC I said aba 999 000 This default value means that a mistake has been made either in the Analysis values menu or in the Export
13. the desta feme Daa frare isona paata EPG Daafiama ie one Video lrame Choore the rouice ol the dala lo be exported Ciert Clert Prompt Curent Selected Annotation rol eacn amaenn Export C ll palates in ennolation regon First palate of annotation region Midpaint of snnetebon regon One Thid of aanotation region Twa theds of annctstion region Lest paate of annotation rago C Past end last palates of region fal offset sad Inchide O Gola frames before Inchide fo Gata frames alter For each snrotation in the annotation bst wil wale one text line lor each debs frame lected from the annolation region Add column heedines Figure 37 The Export Dialogue Box Row definition With the Annotation setting it is possible to specify which ultrasound frames EPG palates within each annotated region are exported The choices are e All data All frames palates in each annotated region e First frame Only the first frame palate of each annotated region 56 e Last frame Only the last frame palate of each annotated region e First and last frames Only the first and last frames palates of each annotated region It 1s possible to include or exclude frames palates around the annotation boundaries Use the include or exclude data Include 0 data frames before Include 0 data frames after frames options in the Tick the Add column headings option to incl
14. the spline crosses the grid line will now display an active knot that can be dragged up and down the grid line with the help of the cursor 42 Snakes are the keyframed splines that can be automatically fitted over the contour of the tongue by means of an algorithm tongue surface tracking technique The Snake algorithm moves the knots so that the line gets closer to a feature e g Tongue contour palate contour The way the algorithm works can be improved depending on the quality of the frame we are dealing with However the values are shown and can be modified in the Snake window The typical values in Snake Search should be lt Search for Both edges gt and Snake Feature should be lt Edge 50 Mean Bright gt The values in Snake Options should be lt Search line length from 100 to 5 in 100 steps gt in lt Search lines count 100 per segment gt and in lt Move knots speed 0 030 repulsion 0 500 gt Right click on the big ultrasound image and select the Edit Splines wf Show Knots Add Knot Delete Knot Snake option ME The Snake menu window will now appear on the screen 43 sesssessssssesssssesessssesen 4 eseesesesosesoeesseoosesoseo Attract Snake d Keyframe Keyframe gt d Frame Frame i Keyframe Keyframe fa 1steady z Process Fit Spline Every fi Frames Figure 30 Snake menu window Attractions The Snake window is d
15. the tongue image on the scanner screen before you start collecting the data Right below the prompt list and under the Redo button tick the M Auto Advance option if you want the program to automatically go through sentences of the prompt list while you are recording Otherwise leave the Auto Advance option square blank The recording will stop after each individual sentence and you will have a d lio Back Go Back button to move back to the last recorded file With the probe under your chin and the microphone placed at an appropriate height to the side of your mouth thus avoiding waveform clipping click on the 2 Record button At this point you will hear a beep prompting you to start speaking into the microphone After the duration time previously set in the Display box has elapsed the recording will stop automatically 1f the Auto Advance was not activated or it will go on to the next sentence If the latter possibility is what happens then click on Record when you are ready to record the next sentence 22 To record a second repetition of the same prompt simply press the Record button again If you wish to record the next prompt in the list just click and select the next 1tem in the list and then the Record button After the recording has stopped the software checks to see if the recording is too loud clipped or too quiet and gives a warning The recording has already been saved but you can check it visually or H
16. AINIGS rstcagscicccentioetien waccassenlasinsudeeuevens 42 Adding keyframes active knots cccccceceeeeeeeees 42 Snake menu window Attractions 00ceceeeees 44 Video Setup WINKOW ccccccssssssseseesseeeeeeeceeeeeees 47 Figure 32 Analysis Values Menu cccccccccsccessceceeeeeeeeees 49 Figure 33 Analysis Values display cccccccssssssseceeeeeeeees 52 Figure 34 The Analysis Values plot panel eee 52 Figure 35 The Threshold Dialogue BOX ssssnsosnonssnnsnsssssse 53 The Threshold dialogue box allows the user to 54 Figure 36 The Export Dialogue Box Export File 55 Figure 37 The Export Dialogue Box Row definition 56 Figure 38 The Export Dialogue Box Column definition 58 Figure 39 Exporting Data confirmation message 59 Figure 40 Esporting Data Export Setup ccccccccecsseeeeeees 60 Figure 41 Bitmap image of Show Splines eeeeeeeees 6l Figure 42 Associated splines on top of each other 62 Figure 43 Ultrasound video frame cccccccecceeeeeeeeeeeeeeees 63 Figure 44 Backup dialogue DOX ccccccssssssssssseeeeeeeeeeeeees 64 1 Getting started Make sure v The ultrasound scanner is switched on green switch at the back v The WinEPG Palate scanner is on green switch at the back so you can record the audio and the EPG output using
17. Analyse incorporates the EPG data display Both windows display acoustic waveform annotation points amp labels analysis values and the spectrum envelope 11 Ee Edi Opies dels Tamasa Remi Anine DPO Peedack Copp al sani wakes me bayulisenund hapunan imaa gt r Cumais Pa TE Wir DOS Go iv E fut eha 3 PPE dha jiii MHH 110051 PE Tho mara dioi biy ba pbir bui maal alimi Pd ae ny Chat fF 1f Bt ai Figure 4 Analyse Task Window EPG Feedback This task window is only used when dealing with EPG data aie ee z ila Ea pi Peers jb oe 7 1 Sl os EA Ficia pe ba bem Mai bei Se Se ee i eel eo TE ond eos Se on aT m Figure 12 Ultrasound This task window has been designed to look at values involving ultrasound and EPG or ultrasound alone The only difference with the Record task window is the presence of the Analysis values Ek pii Deere Yep ami r al a Ca EF mbi shm Flom baa eee ar said aba too nal iki Bn EEL ma Ps piia Ect ce y ra mo ames acit min ie me E T dices Pa Be am Oe Fi joure 6 Ultrasound Task Window One big ultrasound This task window has been designed to label one ultrasound frame at a time The corresponding EPG palate traces are also displayed if applicable You can see and play all the files in your data set 13 Se pi free ier Sots saps irea Ez CPP each Er ba Fi mami iat CT a fe ee Ea
18. Buttons p Move Analyse Left Move Analyse Right Delete Analyse Save as Mew Setup If you now exit the Design mode the changes made will be saved 17 2 How to start a session and do a recording 2 1 Starting a Session Once everything is set up enter the details of the person that is going to be your subject as a new client user of the ArticAsst application From the menu at the top of the window choose File New Client 2 articulate Assistant Client Ioj x Family Hame Smith Given Mames Hohn Cancel Sex Male Date of Birth 207 2 1899 Ref rniest Help This ig a normal client Extra details may be entered here Figure 13 New Client window e Type in the Family Name Given Names Sex and Date of Birth as appropriate All these fields are mandatory The Ref filed is not mandatory but it can be used to type in a code that will identify a subject which is specially useful when anonymizing your subjects e Click OK L Tip When entering the Date of Birth instead of using the scroll down menu select the different parts of the date 18 of birth individually and change them accordingly using the computer s keyboard Now that your subject has been signed up as a new client the computer will automatically save the user name and details in the folder where the executable file of the program lives e g D us Peter articasst 280403 You will be able to retrieve
19. CW vccexecdchctecancedareatsazecesencearestshoneiels 28 3 2 Annotating the Waveform cccccccccscsssseeeeeeeeeees 29 3 3 Adding Keywords and Notes to the Annotation 31 3 4 Searching for Annotations using the Filter 31 3 5 Selecting Annotated Regions to Play Analyse or Edit33 3 6 Editing Deleting and Concatenating Annotations 33 A ALLL SOUNGE creciera ES 34 ANN SINC SPINES soen fecegudea Dortecceonctiadsadatdeen 34 4 2 Using KeyFrames and Frames cccccccceeseeeeeeeeeeeees 4 AS Imagino TNS pala Oes 46 3 Makine Moas remeniS ernan na eae 47 5 1 Simple Distance measurement cccccceeeeeeeeeeeeeeees 47 5 2 Using Analysis Values cccccceeeeeccceeeeeeeseaeeees 48 Jos EXPOUND Dalias a ae a oe EN 54 6 Copying Printing and Backing up 00000ooeoeeneneennsesssses 6l 6 1 How to obtain a bitmap image showing associated splines on top of cach Other acieirar i E 6l 6 2 Copying ultrasound frames ceeceeseseseeeeeeeeeees 62 Oo BIKU na E ees 63 Short KENS sretna T 65 EAC E EE A ce T EETA E N A ATOE 66 List of Figures Figure 1 Com port selection dialogue ccccccccsseeeeeeeeeeees 8 Figure 2 Navigating in Articulate Assistant Acoustic Analysis CASK WINGO W sostraire era r ERE E Ra 10 Figure 3 Record Task Window senaisiais 11 Figure 4 Analyse Task Window cccccceccccececeeeeeeeeeeeees 12 Figure 5 EPG Feedback Task Window
20. Queen Margaret University College bid Ultrasound Articulate Assistant Users Manual Speech and Language Science Department Queen Margaret University College Corstorphine Campus Edinburgh Any queries to Yolanda Vazquez Alvarez 2004 08 27 Research Assistant Ultrasound Project Speech and Language Sciences QMUC Contents fo 0 ele can eee ne eee ee nee ae aa 3 TISHOL PO U1 CS erecta N 5 Wi TSH Start o des E E O 7 11s Ultrasound scanner setUpuniunsiineninn 7 1 2 Communication port Setting cccsseteeeeeeeeeeees 8 Ds PAGO screenees catenins tesa sh aie aaneea leaden T A 8 1 4 Getting to know Articulate Assistant main panels and WTO WS woes caine oee ea Sanaa ATONE ai 10 1 5 Other Display FUNCTIONS arssinat 16 1202 Customizable pane lS o ciscsssacaissvanceiesssicctuswacedaesssadnaunce 17 2 How to start a session and do a recording ceeeeeceeeees 18 2i Starine a SESSION nuena a wsesiced 18 DD WROCOPRCING sair er A E A E 19 Creating a List of Prompts ccccccccecccceeeeeeeeeeeaeeees 19 Collecting image amp aUdi nerestnasnnnn i 22 Selecting and Playing a file ee eeccccceecccceeeeeeeeeeeees 23 Storing retrieving image amp audio cceeeeeeeeeeeeeeeeeeees 25 Selecting and Zooming into a Region eee 25 Deleting image amp AUdIO ccccccccccccccceceeeeeeeeeeeeeeeeeeees 26 3 Annotating and Editing a Recording cc eeeeeeeeeeees 28 3 1 Annotations OVERVI
21. cccceeeeees 8 Customizable panels 00 17 66 D Data Analysis Scale option ieceri 47 Deleting image amp audio delete a region of the file 26 Delete File sirenen 26 E Exporting Data Export Sep senses 59 Annotation setting 56 expor dalana a 54 Export Value List 57 F Frames 7 11 28 35 38 41 45 48 53 55 56 57 61 62 H How to insert Annotations Annotation Filter 5 31 annotation keyword 31 annotation note e ceeeeeees 31 concatenate annotations 34 K Keyifram s anere 41 42 45 IOUS Sees der E 45 O Other Display Functions Sta Mis DAT ornate enei 16 P Palate Imaging draw a contour of the palate 46 Prompt List Editor list of text prompts 19 number of attempts 21 R resizing a display cccccceeees 48 S Silk 6S cessed ie E 38 43 44 Starting a Session 00000000000 18 T Tiek marks scriescene 48 67 U Ultrasound scanner CONAS E r detent nsdietionedels fi PPC CQUCTICY sisena vaniesacseeeethet 7 Galil Control ersa T Using Analysis Values Threshold oiciicesrecdessicenesck este 54 EPG palates ai 50 FONDAM a e ascgeslady 51 measure Dats 4 7 22523 tleactacd en 49 SES sananen nA 51 Using Keyframes and Frames Frames naaa 41 55 Using splines jG Ke 108 1 geen an nee eee ene 40 Gir O POM eraan 38 Meroe
22. e too_4 a said ooboo too_5 ee boo said eepee too 5 said oopoo koo_1 I File name fi zaid eebee too_1 Files of type Spline spl Cancel Mee Figure 22 Merge Spline Open file In the Open menu browse through the client folders till you find the file that contains the splines you want to copy Click on the Open button and the spline tabs will now be shown in the Video Splines menu Click on and the splines will appear on the ultrasound image 2 The line section in the menu gives you the possibility to choose the appearance of the splines It can be a solid dashed or dotted line You can also use the M ed option This feature will join both ends of the spline in a circle 36 Figure 23 Video Splines menu closed option This is a useful feature when having to label circular objects in the ultrasound image like ballbearings which are being used in some laboratories in ultrasound tongue tracking experiments You can choose thickness of the line by clicking on the arrows in the Thickness menu Also you can select the color of any spline Left click on the colored rectangle WD and select a color from the palette mo au a o o 2 2 ly x E en ee ney eee ios ion EE E Ug A E a E g gp EEEE E Custom colors e E E E E E p A E E E g UG Define Custom Colors gt gt Cancel Figure 24 Spline color
23. elect copy from the u Create Custom aN men 4 Open the graphics program called Paint Paste the bitmap into this program Click on the Select option and choose the transparent drawing Ta 6l 5 Keep pasting bitmap images frames one on top of each other 1 e different repetitions of the same sound Once you have all the splines you want click on select and draw a rectangle around the picture by dragging and left clicking on the mouse Now right click in the middle of the picture and select Copy from the menu When you paste it in Word the outcome will be something like Figure 16 Figure 42 Associated splines on top of each other 6 You can also Save the bitmap you have just created as a JPEG or any other type of image file When in Word go to Insert Picture From File and browse to find the picture you want to insert in your document 6 2 Copying ultrasound frames It 1s also possible to copy just the ultrasound frames including the video image you are interested in To capture the video image right click on the ultrasound display and select Copy Bitmap which is the last option 62 in the menu When you paste it in your word document you should see a picture like the one in Figure 43 Figure 43 Ultrasound video frame 6 3 Backup Articulate Assistant makes it easy to backup data to a networked computer or rewritable Zip drive The backup opt
24. en displays the time point indicated by the cursor length of the fileand the format of the wave in Sample rate Bits per Sample and Channels It also shows whether the Auto Advance mode is active E 22050 1 16 Chan 1 F Auto Advance Figure 11 Status bar display Another feature included in the status bar is the ability to display the name of the file recorded the date and time next to the wave format information It also displays the ultrasound frame EPG palate number or the formant frequency the cursor is placed on the spectrogram panel and the time duration for a specific selected region of the waveform the cursor is placed over the selected region 1ER foot OOM Pal 153167 ST 6 seme beeen bao 1 a 1S 1B A Che fF 1 Figure 12 Status bar display selected waveform region info 16 1 6 Customizable panels The task windows are divided into different panels charts bars and displays exhibiting different types of information These panels can be arranged in any order deleted or added by right clicking on the active blue bar at the top of the window lolx S amp S Restore Move Size Minimize O l Maximize K Close AIL F4 Copy Princ Once you have made a change to the task window you might want to save this change In order to do so you will have to stay in the Design mode and right click on the active task window tag where the changes have been made w Show Menus w Show Setups
25. hosen then the search can be narrowed by specifying the prompt or part of the prompt e g Prompt is apa or Prompt is apa too Articulate Assistant i i X Cancel Filter Annotations f Show all First line contains First line does not contain Text ya v1 steady state f And C Or Filter Sourc This recording This prompt This client f Prompt is Cf All clients apa Figure 20 Annotation filter The filtering refines the search according to the keywords in the first line of the annotation The options are Show all No filter is applied to the files selected in Filter Source First line contains Filters the files to be displayed in the Annotation Editor only the annotations associated with the keywords typed in the Text box Text arv 32 First line does not contain The Annotation Editor will display all the annotations except those associated with the keywords typed in the Text box Select 4nd if all the specified keywords are present in the first line of the annotation you want to be displayed Select if only one of the specified keywords 1s present in the first line of the annotation you want to be displayed 3 5 Selecting Annotated Regions to Play Analyse or Edit There are two ways to select an existing annotated region 1 Click on the annotation marker on the waveform display If there are several markers close togethe
26. icking on the waveform display and choosing the Zoom Play Play Slowly x 2 Play Slowly x 4 Delete Selected Tick Marks Separate Annotation 4dd Annotation b or the Play Slowly x 4 option from the menu All recordings made in one day are grouped and separated by a session separator blue line The date and time will be displayed when the cursor hovers over a box 24 Storing retrieving image amp audio The ultrasound sequence of each sentence will be automatically saved in your client folder e g D us Peter articasst 280403 in AVI format The audio file of each sentence will also be automatically saved in your client folder in WAV format The file names will be identified with a plus the number of the attempt e g test_1 dig you go to your client folder click on View and then on Details you can see the name size type and date for all your files Selecting and Zooming into a Region To select a region left click on your mouse and drag on the waveform display Figure 16 Waveform display To zoom into the region click on the center of the icon magnifying glass with a plus symbol in its centre located at the top left corner of the Wave panel To zoom out to see the whole file click on the center of the icon magnifying glass with a minus in its centre 25 Click the appropriate side of the icon to move backwards lt or forwards gt through the wa
27. in a text file you can Copy the list to the clipboard using lt Ctrl c gt and paste into the Prompt List Editor using lt Ctrl v gt 20 An image can be associated with each prompt First create the image using Paint Adobe Photoshop etc Copy the image from within that program Then from the Prompt List Editor menu select Image Paste At this stage you should be able to see your list at the bottom left corner of the screen The boxes you will see on the left of each sentence correspond to the number of attempts you will be allowed to record that particular utterance The number of attempts and their duration in seconds can be altered by going to Options Display S Edt Options Help in the main menu at the top right of the window Click on the tab labeled Utterances in the dialogue box Articulate Assistant Options x LPC Spectrogram Formarts Yorced Scatter Utherances Spectrogram MM asinum Attempts E M asimum Duration E ZEC Figure 15 Display Options dialogue box 21 Collecting image amp audio Recommended If possible collect your data in a soundproof room to avoid noises in your audio recording Press the snowflake bottom right of the scanner control panel or the little black button in the probe to activate the image Put some Medical Ultrasound Gel on the rounded top of the ultrasound probe Place the probe under your chin and make sure you are satisfied with
28. ing to the ultrasound frame number 0 In this frame all the knots in the grid are visible and it 38 is easy to drag these knots to a different position along each grid line Attract Snake Boundarjes Figure 25 Grid Options splines over grid The grid values start from 0 on the right handside of the ultrasound image and increase towards the left hand side see figure 26 below 90 135 45 35 160 0 Figure 26 Grid values The values for Origin X Origin Y and Length should be kept the same 442 536 and 448 respectively 39 If you decide to change start stop angle values of the grid first Delete Gria change the desired values and click on New Gric to generate the new grid In the spline menu tick the v Wisible option for every spline created The splines will be shown on the ultrasound image Untick this option to hide splines and work with one at a time so you always have good visibility of the object to be labeled Fil For presentation purposes tick the e fill option for every spline in which you want to use this feature Then click on the colored rectangle and pick a color When this option is activated the program will fill the area between the end and start of the spline with the selected color Click on _ Now you can right click on the ultrasound image and untick the Video Brightness Video Setup Show Splines Show Video option 7S Unticking the Show G
29. ion Editor 3 3 Adding Keywords and Notes to the Annotation An annotation keyword is any text separated by a space character on the first line of annotation that can be used as the basis for searching through all annotated files The first annotation keyword is also the label which appears under the waveform as described in the previous section see figure 19 You can add as many keywords as you like An annotation note 1s any text typed on the second and following lines in the left panel of the Annotation Editor Annotation notes are stored and can be recalled but they are not searchable The Annotation Editor will show the Start and the End of each annotation in seconds sec eee Ent 1 04s es These measurements will be displayed on the right hand side of the Editor window 3 4 Searching for Annotations using the Filter The Annotation Editor will by default display every annotation for every utterance by the current client However it is possible to select which annotations are displayed by using the Annotation Filter The files to be searched can be filtered according to e This recording Shows annotations within the current file 31 e This prompt Shows annotations for all repetitions and across all sessions for the current prompt e This client Shows annotations for all files recorded by current client e All clients Shows all files recorded by all clients If This client or All clients are c
30. ion is available on the menu bar File Backup and is designed to record the date that you last completed a backup and show all the files created by the program since that date 63 J fmBackup Client cln 22 06 2004 15 57 16 said aba too_1 ann 29 06 2004 14 21 46 said aba too_1 SPL 21 06 2004 14 32 12 said aba too_2 ann 29 06 2004 14 35 48 said aba too_2 SPL 21 06 2004 14 32 42 said aba too_3 ann 29 06 2004 14 36 10 said aba too_3 SPL 21 06 2004 14 33 02 said aba too_4 ann 29 06 2004 14 36 30 vI said aba too_4 SPL 21 06 2004 14 33 42 said aba too_5 ann 29 06 2004 14 36 56 said aba too_5 SPL 21 06 2004 14 34 14 said apa too_1 ann 29 06 2004 14 37 42 said apa too_1 SPL 21 06 2004 14 34 46 said apa too_2 ann 29 06 2004 14 38 14 said apa too_2 SPL 21 06 2004 14 35 08 said apa too_3 ann 29 06 2004 14 38 44 said apa too_3 SPL 21 06 2004 14 35 44 said apa too_4 ann 29 06 2004 14 39 08 Figure 44 Backup dialogue box The _Destination button at the top right corner brings up another window subdirectory dialogue which allows you to select any drive or folder available from your computer including networked drives You are not given the possibility of creating a new folder so you will have to choose an existing folder and click on the OK button data or just the current client Click the bu
31. ivided into three different sub menus The values in the Search and Options sub menus determine the efficiency of the Snake algorithm The default values that appear in these windows are recommended refer to the gray table describing Snakes in this section Snake menu window Search Snake menu window Goons The Attractions menu has features that make your life a bit easier when keyframing and fitting the snake to a contour jaie steady k eee e Use the scroll down menu Lv v2stead the spline you want to work with to choose 44 or Kevirame feyirane e Use to add and remove keyframes for a given spline o Use Akevttame Kevtiame to scroll through and locate the existing keyframes for a given spline Use the 4 Fame Feme buttons to scroll through all the frames in the file for a given spline e Use ___Aast Sake to attract the snake to the bright edge of the tongue contour If the ultrasound image is not of a very good quality the fitting will not be optimal and it will have to be corrected manually e The Process section at the bottom of this window is used to fit the spline in every single ultrasound frame in the file This processing will convert all the ultrasound frames into keyframes Y It is not recommended to use the Process feature as it hasn t been implemented fully yet Keyframe only the frames you are interested in and then use Attract Snake
32. l Figure 34 The Onde Values sala panel i Tip It is possible to select which values to display by right clicking on the plot panel and making a selection in the popup menu 52 ai Refresh Tick Marks Threshold w Olveoar Total w Palatal Total wt velar Total whole Total s Coots ao Fa Part of the options in the analysis values plot panel The option has to be ticked for the value to be displayed in the panel Finding frames of Maximum and Minimum distance It is possible to find maxima and minima of any Ultrasound EPG Analysis Value using the Threshold Refresh Tick Marks option in the Popup menu Articulate Assistant Threshold f x Regia Region is whole recording f Region is within threshold Threshol Region stars when value goes above S0 Region ends when value goes below 50 Chart us_mid us_back uz root Actor f Create Annotation Legena a Set selected area Fin Region Find whole regions within threshold Find the masimum or minimum of each region Cancel Figure 35 The Threshold Dialogue Box 53 The Threshold dialogue box allows the user to Automatically annotate all regions falling within the chosen threshold values or simply highlight the first instance of any of the previous regions rather than annotating The Legend box provides a means for labeling each annotation The Regon button closes the dialogue box
33. m Show knots dd Knot Delete Knot Snake dd keyframe F Delete keyFrame F Copy Bitmap Create Custom AWI In the Video Splines menu you will be able to create and name all the different splines you might need in order to label your ultrasound frames x Grid Option Hum Lines js Start Angle a5 Stop Angle 135 Origin 4425 Origin y 536 ee Length 445 eee Set Scale Fil Filled W Merge 0 199539 __ fa steady f ray offset Afb closure byrelease fj aevesteady EH New Spline Menge Spline C Background New Grid Delete Grid OF Cancel Help Figure 21 Video Splines menu editing Splines 35 To create a Spline do the following 1 Click on _New Spine and type in a Name for it If you change your mind you can always _ Delete Spline i Tip Use the _Merge Spire option in the menu if you have a file source that already contains all the splines you need In the source file tick the option M M for every spline you would like to copy Go to the file you want to copy the splines to and click on Merge Spline The Open menu will show Open eee 2 x Ei I said eebee too_z I said ooboo too_i said aba too_2 said eebee too_3 lI said ooboo too 2 B I saidc E said aba too_3 I said eebee too_4 E said ooboo too_3 Sh said c said aba too_4 said eebee too_5 said ooboo too_4 I said c 1 said aba too_5 said eepe
34. menu 37 3 The new splines will appear in the Video Splines menu see Figure 21 in the form of tabs You can scroll through them using the arrows on the right hand side of this display 4 Youcan choose whether to use the Grid option before fitting the splines on the contour or use it once you have labeled the frames and you are ready to export the measurements The advantage of using the grid from the very beginning 1s that all the splines will have equal length In the Grid Option menu you can select the number of Lines in the grid 18 is the standard number but you can export double the amount of data points from the spline if you select 36 instead The only inconvenience is that you will have to deal with double the number of knots for each spline The Start Stop Angle option shows the start stop angle of the grid in degrees and it can be adjusted so the grid is placed over the relevant part of the ultrasound image When fitting the spline you will only be able to drag the spline knots up and down along each grid line The Attract Snake Boundaries are also visible in the grid These boundaries are two white curves one on top of the spline and another one below it see Figure 25 When using the Attract Snake feature as indicated in page 45 the spline will only be fitted to a contour located within the area specified between these two white lines 1 These two boundaries can be moved upwards or downwards by go
35. menu Non matching names in annotations and splines can also be a source of error To retry exporting the values click on Again in the ExportView window Otherwise click on Close and this will exit the Export menu Saving and Retrieving Your Export Configuration Setup The configuration can be saved in an xsu file using the Export Setup 59 Figure 40 Esporting Data Export Setup Both Save and Save as buttons will open a dialogue box which allows the name and location of the configuration setup file to be selected This makes it easy to make minor changes to a configuration using Save and save as an alternative setup using Save as The 0n button allows previously saved configurations to be loaded 60 6 Copying Printing and Backing up It 1s possible to print and display bitmap images e g ultrasound frames from Articulate Assistant by copying a window to a graphics program such as Paint or to a word processor such as Word for Windows 6 1 How to obtain a bitmap image showing associated splines on top of each other To lay associated splines on top of each other do the following 1 In Articasst go to the Copy task window 2 Right click on the ultrasound display and tick Show Splines but leave Show Video unticked Figure 41 Bitmap image of Show Splines 3 Right click on the blue task bar at the top of the ultrasound display S
36. n Editor will show the default text lt new_annotation gt Replace this text with your own label which should not have any blank characters in it An underscore can be used to separate words 29 Figure 19 Example of an annotated region h Tip Use the TEEEWIREEEIN feature to annotate the waveform faster and avoiding typing errors To use this feature the program looks for a word file named StandardAnnotations doc This document has to be saved where the executable file Articasst exe lives e g D us Peter articasst 280403 StandardAnnotations doc Write one annotation per line without full stops at the end of the line e g b closure Once the doc file has been saved in the right directory you will have to start Articasst exe again so it reads this new file that has been added Now if you place the cursor over one of the points region where you want to insert an annotation and Zoom Play Play Slowly x 2 Play Slowly x 4 Delete Selected Tick Marks Separate Annotation right click on it a new menu will pop up 2 nmotation On this menu place the cursor on the Add Annotation option and another menu will appear with all the annotations edited in the StandardAnnotations doc file All you have to do now 1s to click on the one you want to insert at that point region of the gt 30 waveform and the annotation keyword will automatically appear underneath the waveform and in the Annotat
37. r software e g Multispeech Praat Wavesurfer to perform this kind of measurement Splines There are three different types of measurements that can be exported from the splines information l 3 Dist A Measures the distance along the measure bar to where Spline A crosses You can use the grid lines as measure bars Dist A B Measures the distance along the measure bar from Spline A to Spline B Dist RMS A B Gives you the Root Mean Square difference in distance between Spline A and Spline B In the Spline section of the menu do the following Specify the spline or grid line used as a Measure bar by clicking on the arrow and selecting a spline from the drop down menu Measure bar trough Specify Spline A and Spline B in their respective drop down menu Spline A iaa steady ki Spline B b closure 51 The resulting values out of the settings specified in the Analysis Values menu are displayed in the Analysis Values display panel These are the values that will be exported when using the Export file feature see following section Analysis Values Time 0 000sec Alveolar Total 0 465 Palatal Total 0 000 0 62 Velar Total 0 000 0 24 Whole Total 0 000 0 62 CoG 0 000 0 0 8 F1 0 000 p10 70 606 p11 66 810 pl2 60 382 Figure 33 Analysis Values display These values can all be displayed in the Analysis Values plot pane
38. r then you will be given a choice 2 Click on the annotation note listed in the Annotation Editor This has the added advantage that it will automatically load the correct file 3 6 Editing Deleting and Concatenating Annotations Select an annotation by one of the methods shown in the previous section and edit it in the left hand side window of the Annotation Editor see Figure 18 The selected annotation can be deleted by clicking on the button marked Delete in the same Editor 33 Click on the cat button 1f you want to concatenate annotations The Cat facility creates a separate file default name catenation and copies only instances of the selected annotation from this client all clients depending on the selected option in the filter The file gets saved under a special client name called catenated files 4 Fitting Splines 4 1 Using splines Splines are the lines you create to draw the contour of the articulators which are visible in the ultrasound image 1 e tongue and possibly the hard palate In Edit Splines you can give them the appearance color and name you want In order to create a spline go to the One big ultrasound task window and right click on the single frame ultrasound display From the popup menu select the Edit Splines option 34 Video Brightness Video Setup w Show Video w Show Splines Show rid Zoom In Adjust Zoo
39. revious section Getting to know Articulate Assistant has been specifically designed to annotate the audio EPG and ultrasound data Annotations identify a point in the acoustic waveform containing information that can be aligned with the EPG and ultrasound frames Annotations are made on the basis of the audio data by observing the waveform the spectrogram or by playback Annotations can also be made by observing the EPG palate sequences the analysis values or by looking at the single frame ultrasound display If you place the cursor over the ultrasound sequence the number of the frame and the corresponding time of this frame in the waveform will be displayed in the Status bar display refer to figure 12 in previous section Other Display Functions 28 3 2 Annotating the Waveform To annotate the waveform you can either e Place the cursor at a specific point you wish to annotate e g a centre of vowel 1 45 1 5 WW a A a e Select a region of the waveform Soa vad anna dorama dragging the cursor e g a ee Pe Py whole duration of the vowel ia E Then click on the _Add button in the Annotation Editor which is on the right hand side of the ultrasound display ioi gt Add Delete Filter Cat Shark 2 454sec End 2 5432sec fee Fricative segment Figure 18 Annotation Editor An annotation label will appear under the waveform and the Annotatio
40. rid option will hide the grid from view Click on the L__ Besksieund option in the Video Splines menu to choose a different color for the splines background You will obtain an image very similar to that of Figure 2i 40 Dist mm Figure 27 Video Spline menu Fill option 4 2 Using KeyFrames and Frames Frames are all the images captured in the recording At the moment the recording frame rate is 24 25 frames per sec Keyframes you decide which frames are going to be keyframes When you keyframe a spline you identify this spline with a specific frame which represents a particular time in the tongue movement Use your annotation points as guideline to keyframe Any ultrasound frame P Only frames that have been keyframed can show knots and can therefore be fitted on a contour using the Snake algorithm 4 Once you have created the splines needed in order to label the data keyframe each using the annotations Place the cursor oil over the annotation point on the waveform mand right click on the ultrasound image to select the Add KeyFrame option Now choose the spline that you want to be keyframed Adjust Zoom Edit Splines v Show Knots Add Knot Delete Knot Snake Delete KeyFrame Copy Bitmap Create Custom AVI Figure 28 Adding keyframes The w Show Knots option can be used now Figure 29 Adding keyframes active knots The point where
41. s Hints The COM port entry should normally be COM2 COM2 corresponds to both the EPG port and the Ultrasound port COM 1 will read data only from the EPG port am COM pork _ Advanced Figure 1 Com port selection dialogue 1 3 Audio Next check the audio signal level e If you now talk into the microphone you should see an active waveform e If there is no audio signal a flat line in the display then the audio software setup needs to be changed Select the menu option Options Audio Then click on the dialogue button marked Recording Control e If line in is being used then make sure line in checkbox marked enabled is checked and the microphone checkbox marked enabled is unchecked However 1f microphone is plugged directly into the PC soundcard microphone input then the microphone has to be selected e Itis recommended that Playback channels that monitor the microphone and line in inputs are muted Otherwise feedback between the microphone and speakers can occur during recording Go to Audio Mixer Play Control Advance Audio e Check the audio meter is responding to the microphone signal Adjust the control knob marked Microphone until the needle on the meter rises above 8 but below 0 while speaking into the microphone Changing the recording Sampling rate Go to Options Audio and in the ArticAsst Mixer select Recording Control from the top
42. sound frames panel E E amp Reducing the height of the ultrasound frames panel will increase the number of displayed frames 5 2 Using Analysis Values Analysis Values features In order to export values out of your data use the Analysis Values tool Go to Options in the Options menu File Edt Options Help Display Targets Analysis Yalues Prompt List gt Colors gt Audio Comms Sync Training Targets Hints 48 The Analysis Values menu is a tool that allows you to define the type of measure that is going to be extracted from the data Articulate Assistant x Alveolar Total Palatal Total Velar Total Whole Total CoG F41 gt Graph Palates Mean hd eants d Meantarea Area Area T Formants Freq Fregq width Fregq energy Splines Dist A Dist A B Dist RAMS AB Distance along measure bar from Spline A to Spline B Color 7 ats Width i Splin trogh Measure bar rogh ee Delete Chart Spline A iA sheady Figure 32 Analysis Values menu There are two ways of making a measurement 1 Use a measure bar see Figures a c in page 50 In this case a single spline with only two knots that can be dragged to the place where we want to make the measurement 2 Use the grid option see figure b in page 50 Each grid line will measure the distance from the origin to where the grid line crosses the selected spline D When using the grid lines
43. tton to copy all the selected data to client folders in the chosen subdirectory D You can also use the Microsoft Windows Explorer to copy client folder s 64 Shortcut Keys Help lt F1 gt Playback lt F2 gt Record lt F3 gt Select visible region of waveform lt Ctrl A gt Adjust selected region lt Ctrl drag mouse gt D Final note This manual has been written focusing on how to use Articulate Assistant to record analyse and export ultrasound data and concentrates less on EPG More information on EPG features included in this program are explained in more detail in the Articulate Assistant User Guide available at SLS Lab 65 Index A Analysis Values tool 006 48 Annotations ccceeeece eee 28 31 33 Articasst panels and windows Acoustic analysis amp Analyse 11 PUN ioe ed corse A EE eae 15 CODY ee aea 15 EPG Feedback crnci 12 One big ultrasound 13 ROCOTO eraa 11 Two ultrasound images 14 Ultrasound nonii 13 Audio audio signal eee ec cceeeeeeeeeees 8 WG Teulada E E EE E 9 Playback channels 9 Sampling Tate sancevtesseeceeesesteeds 9 B Backup backup option c cece 63 bitmap 1Mages cccccccccceeeeeeees 61 C Collecting image amp audio Auto Advance cccccececceeees 22 OAC orreri earns cateaees 22 PUA eegene tata tedennetits 23 Record reronenmn 22 RedOne 23 COM port setting
44. ude the name of all the variables specified in the Columns section in the data file The Export dialogue box uses the current Annotation Filter setting but for convenience the Fiter button is provided to allow the setting to be changed within this dialogue box Specifying which Data Values to Export The Columns section of the Export dialogue box allows the user to specify which values are to be exported for each ultrasound EPG frame The Export Value List list of items in the white box on the left hand side of the window shows the values listed in the order that they will appear in the export file 57 Articulate Assistant Export d j x E pork Cancel Export Setup Open Save Save As Export File Rows Columns Choose what test will be written for each line of the export file All keywords Client Time Word Annotation Palate filename EEn um koca Falate frame number in file Palate Analysis I Sound Data Falate frame offset from first last Offset is From First e last Sound data Wa file Length of palate frame in wave fF Filename Channels Bytes per sample Sample rate File offset Length O S b b ee Figure 38 The Export Dialogue Box Column definition 5 i 7 The buttons Client J Time Word nnotatiorn Palate Analysis and _Soundbata on the left hand side of the Export Value List change
45. veform when zoomed in i Tip Once a region is selected it is possible to adjust the left or right extent by using the lt Ctrl gt key while clicking on the left mouse button and dragging Deleting image amp audio You can delete the audio by right clicking on a selected file and choosing among the three delete options offered e Delete File Delete the selected file This action will delete all other files associated with the selected wav file e Delete All Files on lt date gt Deletes all files recorded in one session e Delete all Files for lt prompt gt Deletes all recordings of the selected prompt Deleting a Region of a File To delete a region of the file 1 Select the region to be deleted e g some extra speech accidentally recorded at the beginning or the end of the file 2 Right mouse click on the selected region of the waveform to bring up the popup menu and click on the Delete Selected option 26 200m Play Play Slowly x 2 Play Slowly x 4 Delete Selecte i Tick Marks ih 4 i Separate Annotation l Add Annotation d i L Wro AUAN Figure 17 Deleting a region of a waveform 2J 3 Annotating and Editing a Recording This section describes how to insert annotations and how to use splines and snakes in order to perform distance measurements on the tongue image and between the tongue and palate 3 1 Annotations Overview The Analyse Task Window refer to figure 4 in the p
46. your session by going to File Open Client and clicking on your client name Notes may be added at any future by going to Edit Client The File Save Client As menu option provides an easy way to save a copy of the entire client data record to a backup device 2 2 Recording In order to do an ultrasound recording you will need to do the following e From the Task Window menu select the Record window e As described in the section named Getting to know Articulate Assistant the window will be now divided into different panels including one for the recording of the audio signal another for EPG cumulative graphs and one for the ultrasound image Creating a List of Prompts To create a new list of text prompts select Edit Prompt list 19 J Antivelabe Assibany Prompt List Erlah aala z Fle free Cec Hip bhs gi ies cide Bes mapy fi Figure 14 Prompt Editor From the Prompt List Editor menu choose the File New option File Image Client Open Save Save As Exit Then type your prompts one per line into the large blank window o Do not finish your sentences with a full stop This would cause problems and the program would not be able to read the list Now save your list by going to the top menu of the prompt list window and select File Save as and give it an appropriate name Then do File Exit i Tip If you already have a list of prompts
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