TECHMEDVIEWER © SOFTWARE - Forge Clermont Université
Contents
1. VI Use of TechMedViewer software filters 2 An explanatory message from the use of this filter is displayed in the dialog box 3 For the filter well applies to the initial image and not to the previously filtered image tick the Apply on original option and click on the OK button ii es OoOO a l n 4 Please find here an example of the result obtained with a basic negative filter VI Use of TechMedViewero software filters M 4 Low Pass filter To use the Low Pass filter proceed as follows File Filters informations 1 Go to the drop down menu Filters and click on Low Pass Filter DO the low pass filter with Gaussian filter VI Use of TechMedViewer software filters 2 A brief description of the filter appears in the dialog box 3 For the filter well applies to the initial image and not to the previously filtered image tick the Apply on original option and click on the OK button i Il HH ll Ml Ny j 4 Please find here an example of the result obtained with a Low Pass filter TechMed co LR File Filters Informations VI Use of TechMedViewero software filt il 0 i i 5 High Pass filter To use the High Pass filter proceed as follows 1 Go to the drop down menu Filters and2. a eh D yr sese 5 Please find below an example of an histogram obtained with the VII Description of new features In n Ceveigpme Mr D D q below an example of an histogram obtained with a 6 Please find treated image TT Re ee tm ao es o wee oe VII Description of new features In n Ceveigpme _ i l di ji 7 Please find below an example of an histogram obtained when the beta version 2 of TechMedViewer will be finished TechMed viewer ile Filters Informations Credits User Guide realization Virginie ROUGIER TechMedViewero development Version 2 Alexis LAFONT Ahmed MESBAH Hawa MOHAMED ALI Bibi OMULBANIN MOUSSAVI THANK YOU FOR YOUR ATTENTION And have a great time on TechMedViewer software
3. Contour Filter Extract the contour of an image mani VI Use of TechMedViewer software filters 2 A brief description of the filter appears in the dialog box 3 For the filter well applies to the initial image and not to the previously filtered image tick the Apply on original option and click on the button OK LL il 4 Please find here an example of the result obtained with a Contour filter TechMed viewer VI Use of TechMedViewer _Sofiware filters Ill ii ME ii I nn f 9 TFD filter To use the the TFD filter proceed as follows 1 Go to the drop down menu Filters and click on TFD image VI Use of TechMedViewer software filters Te HHN Aib Comput the TFD of the image 2 A brief description of the filter appears in the dialog box 3 For the filter well applies to the initial image and not to the previously filtered image tick the Apply on original option and click on the button OK 4 Please find here an example of the result obtained with a TFD filter 6 The feature Information will retrieve information about images provide information visualization extracted from the image such as the histogram the maximum and minimum values etc To use the Information proceed as follows 1 Get the drop down menu of Information
4. Ferrand s University 6 The TechMedViewer software has been engineered for radiologists Surgeons and more broadly for medical laboratory employees in order to facilitate the use and the speed of medical imaging processing Il Software environment The TechMedViewer software is an executable software to download and install on your own computer 6 The TechMedViewer software is currently used on the Windows operating system and all related operating versions Vista family version etc 6 Caution The TechMedViewer software does not work on other operating systems e g Linux Mac The use on other operating systems is planned for a later version of TechMedViewer software Ill Implementation of TechmedViewer software A TechMedViewer installer has been created and on the Wiki of Forge website of Clermont Ferrand University via the InnoSetup tool Forge is an information sharing tool designed for students in Master of Medical Technology of Clermont Ferrand s University for project management facilitation Developers can find an user manual in the Wiki Forge explaining how to create the installer executable TechMedViewer software via the following link lil Implementation of TechmedViewer software Developers can also find a video tutorial in the Wiki Forge explaining how to create the installer executable TechMedViewer software via the following link 6 Warnin
5. TECHMEDVIEWER SOFTWARE aS Th pa gt em N _ ry S O TICC D TTT yo ID Hie E IET DIH U aN gm sae gt a NS R Biter SSS ee A CLERMONT UNIVERSITE UdA Universit d Auvergne I Usefulness and key users of the software ll Software Environment lll Implementation of TechmedViewer software IV TechMedViewer software download and run V Getting started with TechMedViewer 1 Images loading 2 Saving an image on TechMedViewer 3 Retrieving data DICOM Digital Imaging and Communications in Medicine of the patient 4 Retrieving DICOM data on the software console 5 Help on the software TechMedViewer use 6 Closing the TechMedViewer software VI Use of TechMedViewer software filters 1 Description of image processing filters 2 Basic threshold filter 3 Basic negative filter 4 Low Pass filter 5 High Pass filter 6 Histogram filter 7 Average filter 8 Contour filter 9 TFD filter Vil Retrieving information about images VIII Description of new features in development Credits 1 Images preview 2 Display of DICOM metadata 3 Cutting extraction filter 4 Image resizing filter 5 Watershed line segmentation filter 6 Viewing of pictures information Usefulness and key users of the software The TechMedViewer software has been designed by students in Master of Medical Technology at Clermont
6. civ VII Description of new features in development 5 It is of course possible to resize with the mouse the size of the window to better visualize the picture and we can then begin to work TechMed vese ol amp ee VII Description of new features in development 2 Display of DICOM metadata This new feature will fuel the existing functionality Info DICOM by feeding the DICOM metadata included in the header of the genuine imaging VII Description of new features in development 3 Cutting extraction filter 6 This new feature will apply a filter giving the opportunity to carve out a cut in the initial image according to values predefined by the user Please find further on an early grip of this new development functionality sannsstitil telat 11144 wili Ill nl puit l H VII Description of new features in development 1 Go to the drop down menu Filters and click on Extraction Coupe Filter 2 brief description of the filter appears in the dialog box qi VII Description of new features in development extracts section of an MEU or CT mage J Apoiy on orginal Set number of section lt 3 Choose the number of cuts that we want to achieve in the selection Number of section 4 For the filter well applies to the initial image and not to the previously filtered image tick the Apply on original option and on the OK butto
7. click on High Pass Filter VI Use of TechMedViewer software filters 2 For the filter well applies to the initial image and not to the previously filtered image tick the Apply on original option and click on the OK button NN 3 Please find here an example of the result obtained with an High Pass filter Ill ii VI Use of TechMedViewero _ Software filte e i 1 Po e i ii M i 6 Histogram filter To use the Histogram filter proceed as follows Go to the drop down menu Filters and click on Histogram Filter Gives the histogram of the mage J Apply on original VI Use of TechMedViewer software filters 2 A brief description of the filter appears in the dialog box 3 For the filter well applies to the initial image and not to the previously filtered image tick the Apply on original option ail i wil Il Hi VI Use of TechMedViewer software filters 4 Set the number of bins details of the image you would like to get and click on the OK button original image TTL ET ET TTTTT Sea SRR SERRE RE SS 5 A new window displays the histogram of the Pragran fees LEO echVMied Viewer Miletup Gechened veser cus Tain Tea PNE FELAD TPR T i R Ye TF 5 7769 Cangeate Tima 10209 Se Cees Pe T TE ee Fe Originit lt 122 277 120 4 Dincas lofi siz 512 1 lac r
8. e and the software tool V Getting started with TechMedViewer em a 1 Images loading After having started the TechMedViewer software it is necessary to charge a medical imaging in order to gather imaging information and data and apply various treatments on the image For this it is first necessary to perform the following steps 1 Go to the next tab bar on the top of the software File filters Informations V Getting started with TechMedViewer 2 drop down menu will appear gt Click on Load image to load a medical imaging Or press the shortcut Ctrl I 3 Find the imagery to be treated in the computer file comprising all of our medical imaging ili V Getting started with TechMedViewer s Tuossa e gt Ordinateur gt Disque local C Program Files x86 Techivted Viewer b ser Ti St extrp 601 maae mamo a 4 Select the image you want nee See ne to capture click on the image twa a ke a file and on the Open button V Getting started with D TechMedViewere i 5 The initial imaging directly appears in the TechMedViewer software pop up as well as the details of the size of the area pointed to the image by the mouse in a second window the console V Getting started with TechMedViewer Ill HI hil i Il M Ki Ed 2 Saving an image on TechMedViewer When the image p
9. edViewero software filters 1 Description of image processing filters Average filter This averaging filter permits to denoise the image and to smooth it blur addition in the image Contour filter This filter detects the edges of the image 6 TFD image This filter applies the algorithm of Discrete Fourier Transform which converts the discrete time domain data into the frequency domain especially in spectrum analyzers Its efficiency allows for filtering by modifying the spectrum and use the inverse transformation a E VI NU jm a x VI Use of TechMedViewero oftware filter i ul i OWS 2 Basic threshold filter To use the basic threshold filter proceed as foll 1 Go to the drop down menu Filters and click on Basic threshold VI Use of TechMedViewer software filters Lu M il ese iy ves teen ner an maar pven vibes 2 A dialog window then i as opens allowing to enter the minimum and maximum threshold input and output gt Enter the values and click on OK ll Hi l i fl i j 3 Please find here an example of the result obtained with a basic threshold filter VI Use of TechMedViewero software filters A Mil 3 Basic negative filter To use the basic negative filter proceed as follows 1 Go to the drop down menu Filters and click on Basic Negative
10. eneets 7 PR TIT 1e cn 1 H Sit Le H H H a P 5 P 5 P i le Le Le le P VI Use of TechMedVi oftware filt e re N SS es _ OO 1L C D rm EE 2 Oooo ee a Da p i 7 Average filter To use the Average filter proceed as follows 1 Go to the drop down menu Filters and click on Average Filter VI Use of TechMedViewer software filters 2 A brief description of the filter appears in the dialog box 3 For the filter well applies to the initial image and not to the previously filtered image tick the Apply on original option and click on the button OK pq aL 2 4 Please find here an example of the result obtained with an Average filter 4 n TechMed vi File Filters Informations Va ii i Ill VI Use of TechMedViewero software filt a L m E O e m e nn D a a T O al au _ m i L pma E T eee SS a re en D _ a m a_a a n a 8 Contour filter To use the the edge detection filter proceed as follows 1 Go to the drop down menu Filters and click on
11. g It is necessary that the developers get in advance a personal account on Forge in order to log in Wiki Forge IV TechMedViewer software download and run Final users can download the TechMedViewer software on their personal machine an executable software by clicking on the following private link Warning It is necessary that the users get in advance a personal account on Forge in order to log in Later on the final users will be able to get the executable software by clicking on the following public link mie IV TechMedViewer software download and run Users can then run their own software on their own machine For this it is necessary to perform the following steps 1 Go to the Start menu of the user s computer 2 Click on the Computer tab or My Computer 3 Click on Local Disk C IV TechMedViewer software download and run 4 Access the Program Files x86 folder on the hard disk and click on it Disque local C Program Fies x86 Edens la bibliothique _ Partageravec Now 5 Access the folder N TechMedViewer and click on it sacs gt opengli2 dt i4 QtCores dli A1 6 Double click on the ner application techmed_viewer uruns00 dat Ne urns IV TechMedViewer software download and run 7 The application of TechMedViewer software will now launch on your computer And 2 windows will open in the screen an exe consol
12. n VII Description of new features in development 5 Please find below an example of the result obtained with a Extraction Coupe filter VII Description of new features in development 4 Image resizing filter 6 This new feature will apply a filter giving the ability to resize the image according to values predefined by the user Please find further on an early grip of this new feature currently in development VII Description of new features in development 1 Go to the drop down menu Filters and click on Image Resizing Filter 2 A dialog box appears and an explanatory message from the use of this filter is displayed in the dialog box VII Description of new features in development 3 Choose the resize coordinates X Y and Z that we want to achieve Z being the number of image slices 4 For the filter well applies to the initial image and not the previously filtered image tick the Apply on original option and on the OK button ajak Ail 5 Please find below an example of the result obtained with a Image Resizing filter hed a PE t s Pamm des Lie less 1e E VII Description of new features in development 5 Watershed line segmentation filter This new feature will apply a filter image segmentation by watershed line The segmentation aims to gather pixels them according to pre defined criteria Pixel
13. ption of image processing filters 6 The TechMedViewer software currently offers various image processing filters detailed below Basic threshold filter This filter allows a double thresholding which keeps a selected region and separate it from the bottom of the object The number of classes being equal to 2 the filter is thus a binarization Basic negative filter This filter inverts the intensity of the image white in the image becomes black and vice versa VI Use of TechMedViewero software filters 1 Description of image processing filters 6 Low Pass filter This filter allows low frequencies and attenuates high frequencies ie frequencies above the cutoff frequency High Pass filter This filter passes high frequencies and attenuates low frequencies ie frequencies below the cutoff frequency VI Use of TechMedViewero software filters 1 Description of image processing filters Histogram filter This filter applies an histogram that represents the distribution of the image intensities The histogram is defined as a discrete function that maps each value of intensity the number of pixels taking this value The determination of the histogram is carried out by counting the number of pixels for each image intensity sometimes performs a quantization which features some intensity values into a single class which can help to better visualize the distribution of image intensities VI Use of TechM
14. rocessing work is finalized it may be interesting to keep the processed images For this you must 1 Go to the drop down menu File and click on Save Image Or press the shortcut Ctrl S a se V Getting started with TechMedViewer Dicom fies dcr 2 Name the new image and click the Save button 3 And click on the save button V Getting 7 3 Retrieving data DICOM Digital Imaging and Communications in Medicine of the patient The feature Info dicom Fm a retrieves DICOM data entered in the header of the original imagery This functionality is currently under development The explanation of its operation will be updated later on in this manual V Getting started with TechMedViewer ao d i p 4 Retrieving data DICOM on the software console The feature Metadatadictionary allows developers to recover directly on the console ITK VIK code information the image loaded into the TechMedViewer software corresponding to the patient s DICOM data entered in the header of the initial imaging This feature is currently active but requires updates of development The explanation of its operation will be updated later on in this manual V Getting started with TechMedViewer To retrieve those metadata you must 1 Go to the drop down menu File and click on Metadatadictionary 2 The console then di
15. s and click on Histogram Retrieving information about images This functionality Informations is currently under development 6 The explanation of its operation will be updated later on in this manual VII Description of new features in development 1 Images preview 6 This new feature will allow you to preview images when selecting a directory or a file in the DICOM tree Please find further on an early grip of this new development functionality 2122221111 112 HR TTTIELE ALAE i F F F T S PEERE RRL R EZ SF zz VII Description of new features in development 1 Loading the TechMedViewer software the interface will look like this 2 To choose a DICOM imaging in tree find the location of imaging in the corresponding files for example by clicking on the hard drive C and then Program Files reator DS Store a i CER CT DS_Store ANGIOCT a J AVECLV IM 0001 IM 0001 IM 0001 __ IM 0001 IM 0001 IM 0001 IM 0001 IM 0001 sanaill BPRS EU ITTIA THE tilt il VII Description of new features in development 3 Then click on the imaging that is to be treated VII Description of new features in development 4 The medical imaging will then be displayed as follows 1 TechMed viewer 10 File Filters Informations DS Store gt D ANGIOCT a D ave
16. s are grouped into regions and which constitute a paving or a partition of the image This may be for example of separate objects on the bottom Please find below an example of the result that will obtained with a Watershed filter VII Description of new features in development 6 Viewing of pictures information 6 This new feature will allow to propose information visualization extracted from the image such as the histogram the maximum and minimum values etc new window will be created to view this information with the establishment of a design pattern factory decorator for implementation Please find further on an early grip of this new feature currently in development VII Description of new features in development 1 Go to the drop down menu Informations and click on Histogram 2 A dialog box appears and an explanatory message from the use of this filter is displayed in the dialog box pem poms pea gt VII Description of new features in development 3 Choose the number of classes details of the histogram in Set bin number 4 For the filter well applies to the initial image and not the previously filtered image tick the Apply on original option and on the OK button genuine image a LS Of new features n developmen FA Ten hed owe ta F g c EERE 202 wit Tp Ur ls
17. splays the metadata corresponding to the initial DICOM patient information V Getting started with TechMedViewer nn 5 Help on the software TechMedViewer use 6 The Help feature allows users to get help as for the usual operations of the software This feature is currently active but requires significant updates TechMedViewer a basc image viewer with simple fitters OK l LL IN oe Le 722 7 22 M talii Hi i TURLI MAT me V Getting started with TechMedViewer To access to the Help feature you must 1 Go to the drop down menu File and click on Help or Ctrl H 2 A quick explanatory message about the purpose of the software currently appears V Getting started with TechMedViewer _ ee m 5 Help on the software TechMedViewer use By clicking on Help or Ctrl H the user will later on have the opportunity to download this user guide in the form of a pdf document via the below public link The user will also have the opportunity to download a video tutorials via the same public link V Getting started with TechMedViewer 6 Closing the TechMedViewer software To close the TechMedViewer software session you must 1 Go to the drop down menu File 2 And click on Exit or Ctrl Q VI Use of TechMedViewero software filters 1 Descri
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