User manual for the measuring program IC.exe “ISee!”
Contents
1. e al Misc gt Resize to Quarter Screen i ISee X projects IAEA DIR2009 Phantom Images Phantom_90k 5mA 2min FFA1SO00mm tt 10056 H TZS Fie view Image Mode Misc e Cee r l oS Resize to Quarter Screen Top Left Execute Batch edi se Bottom Left Remote Controller Bottom Rict Log Console About 4 Programs of ISee started in parallel for image comparison can share the available monitor screen area by adjusting the size automatically to a quarter of the screen for each program example Resize to Quarter Screen in Top Left Top Right Bottom Left and Bottom Right position o Wua tel HL Cae JUNA Sees 1 Mekal i tal Ft aloi zi o Muaa tm Se Vom me EEE o Meaallita ANEDE Bag Etacire stemision comtiiomr y Tren pan 0 000 F etetmation mode Oesa f Feimence mealies 1s nso fit Retes e feb res hej pai afoo Meansewernt sea a p oot A foots fi Meansed Pechrese inai fs o 07 52 NPE GY S99 SNA 159 i ot 0 05 nen 20 GUPS2858 GV 17 SR 10M Bet IGOTA B rertergeng mind E eartirtranee mat GB armeret Mort Urlerbeartrag p tine pirut SP mee mamasi vr 10 oe tsent j gt gt se iC et anc Pat aparo l oF ISee_manual_v1 11 docxx User manual for the page 17 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Misc gt Execute batch This menu opens a window to select an ASCII text file containing an ISee batch jo2. Max outer diameter 3rd step OS5 5th step 053 1st step 0S7 i Hole with 3 9 mm depth 35 1 0 07 mm 20 1 pixel 0 088 mm A ISee_manual_v1 11 docxx User manual for the page 33 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 2 Mode y estimation mode inactive measurement mode This mode is the real measurement mode in the Penetrameter window Two parameters need to be given to carry out a successful measurement 1 The value of the penetrated wall thickness at the reference point e g twice the given wall thickness of the pipe at an un corroded area on the symmetry axis of the measuring point and 2 The locally valid value of Ue for the image which is to be analysed This can either be deter mined in the p estimation mode given a known wall thickness differences or it can be taken from analogous images with the same geometrical set up and identical radiation source de tector array and pipe geometry Pitting evaluation Ind Viewer R basfivergleich2001 var 16 5 x File iew Image a 3 a measurement point 2 depth measurement pitting depth 3mm x p eff 0 029 te 0 002 mm Effective attenuation coefficient p 1 mm 0 029 t 0 002 as measured in step 1 I estimation made gt Defaut known wall thickness Reference area x y size 2864 2451 31 at reference point LD Rerene nimesema h2 aoo Measurement area x y size 2862 218
3. Crop A ROI is cut from the image the following way See noe a e Moving the mouse with the pressed left i n mouse button the ROI is opened in the image Canoe j cogi at the same time the crop window displays the according pixel values start size and end for horizontal X und vertical Y direction for this region Following the selected region can be cut from the image by clicking the Crop button Optionally the desired parameters for the pairs start size or start end the missing one is automatically calculated can be typed in and the cor responding ROI is opened in the image The ROI can then be cropped by clicking the Crop button Enables the subsequent change of pixel size in particular the demagnifica tion through a real mean noise suppression g PP Factors Xx Y jo x 05 Important for Cobalt Iridium and Selenium exposures Iv proportional see also page 26 in EN ISO 14096 2 2002 table 2 aceite Minimal spatial resolution of X ray film digitalisation systems Ee aiaia from pixel size 50 um 100 um resize factor 0 5 Enlarge method 1st order interpolation from pixel size 50 um 150 um resize factor 0 333 S oiii from pixel size 50 um 40 3 um resize factor 1 241 KESA To achieve an optimal signal to noise it makes sense to run the scanner only with the resolution supported by the optics e g 50 um for most laser scanners Following choosing a resize factor lt 1 in this Resize w
4. Storage and loading of dataset files oo EL Sve EOT Open fom Recent Drectory Open Recent Image Open Recent Dataset The data of several profiles at different positions can be stored in the same ISee dataset file ics Storage takes place by clicking the following but tons in the main window File gt Save Dataset As Save measurements dataset as s Speichern v16 e g Br vxT 16 01 2neu ics VxT 16 0 1 3neu ics ean 15614 si 6194 642 255 11 0 8935 262 16896 7 OSD Dateiname fixriG Q1 ineuics SCS Dataityp lic datasets ics Abbrechen ZA In the ics ASCII file all information is stored This enables the later replication of the analysis by simply loading this ics file in the following way S pasfivergleich200 1 vxr 16 vxr 16 01 1neu ics C HM 3k 1l ics CAFehlerausmessung PG PG AC 10_50 1r ics CiFehlerausmessung PG PG AC 10_50 Ll ics With File gt Open also for data sets or CiFehlerausmessung HM HM 2k_ lies x AFehierausmessung HM HM Ik_ Ir File gt Open Recent Dataset or Ima ae a list with the last 12 loaded data sets is shown Ci save dataset beispiel ics ics CAFehlerausmessung HM HM 3k _ 3 176 lcs C Fehler ausmessung HM HM 3k_3r ics The saved ics dataset files can be retrieved C Fehlerausmessuna HM HM 1k_1l ics and all objects in the list are shown again 9831176 2450 ISee_manual_v1 11 doc
5. This Filter is ment For removal of high contrast lines stripes or spots of Special function to remove spots or lines with ci tae i Se se yi dnt vr oar abr f i proceed since the algorithm could in circumstances produce unexpected higher or lower or both intensity than the av i a erage image e g background structures Algo 55 Sy E Eae rithm is complex information on parameter set waaa Dark objects tings only available with example images Nice ERNE E A E ly usable for suppression of scratches in CR C Both kinds Max restoration basis images See external examples elsewhere sa j j Image gt Geometry Fie view Image Mode Misc ca Adjust Pixels Apply Calibration Pixel Grithmetics Load LUT Reset to Linear LUT Transform through the Current LUT Filter g Rotate 180 Rotate 90 CW Rotate 90 CCW Rotate arbitrary Geometry Input Pixelsize and SRb Flip Horizontal Flip Vertical Crop Resize Rotate 180 Image is rotated by 180 Rotate 90 CW Image is rotated clockwise CW by 90 ISee_manual_v1 11 docxx User manual for the page 14 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Rotate 90 CCW mage is rotated counter clockwise CCW by 90 Flip Horizontal Image is mirrored along the vertical middle axis Flip Vertical Image is mirrored along the horizontal middle axis
6. gt sible click with left ue before LUT 1 for details this window of gray value after mouse button and transformation 20x55 pixels is centred LUT transfor input directly e g around the cursor position mation as shown 25 200 or 2 5 SNR display selection by right after GV click on the status bar ISee_manual_v1 11 docxx User manual for the page 6 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Overview on functions of the main See window The See window displays the digital radiograph together with indications of evaluation created by the user Roll up menus buttons and function keys call the same menus and lists in ISee Roll up Menus of the ISee window LEJ oi 4 View Image Mode Misc File menu 1 0 a 241 32 Open from Recent Directory Open Recent Dataset or Image Import Image Load Overlay Mask Show Overlay Mask Discard Overlay Mask Save Dataset As Save Image As Exit Open Window with file selection in actual directory Open from Recent Direc window with list of the 12 directories used recently tory see page 2 Open Recent Dataset or List of the 12 recently used image files e g tif Image or recently loaded data sets ics Select data source Selection of a scanner from the list of the installed TWAIN data sources Acquire image Opens TWAIN interface window for control of Import Image the selected TWAIN data source
7. BAM reference software for analysis of radiographic NDT images Updates and recent information available at http dir bam de ic See local executions image loads 195 194 ISee_manual_v1 11 docxx User manual for the page 19 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Oo fu BQN Pal Se bl VO sd Laj LAJ E es Eer Reload Current By clicking this button the original image is loaded again e g to restart Image image processing with original data nee Whole Displays the full image in the See window mage Zoom 1 1 Normal view in 1 1 display l i e 1 pixel on the monitor is exactly 1 pixel in the data file Enlarges the image with each click of the mouse by a factor of 1 Minimises the image with each click of the mouse by a factor of 1 42 Negative Re Negative Representation of the image film like representation of dose presentation proportional data Toggle Latitude In case the image is saturated the affected pixels will be high lighted in Warning the image blue colour gray value 0 red grey value 2 1 Toggle Levers Opens another window the Data to screen mapping window in Panel which the gray value display of the image can be modified manually iy Data to screen mapping i xi BIE E EA T _ Al lt 23740 gt i soap 23740 Greyvalue s 13262 13309 Occurences 55923 Mapped on screen to 142 142 V log histogram V latitude warning Optimize View Optimiz
8. X projects IAEA DIR2009 Phantom Images Phantom_S30k 5mA 2min FFA1S00mm tH 10056 File View Image Mode Misc BI x ey eee Oe fied Load LUT Reset to Linear LUT Transform through the Current LUT Filter Geometry Input Pixelsize and SRb Image gt Adjust Pixels Apply Calibration ffnen Bh Suchen ix C Phantom Images Oger Pire Calibrations txt gt Abbrechen A straight forward algorithm was implemented for correction of structure noise in digital images This dialogue asks for an ASCII text file describing the names of white field images one file name per line These flat field images for multi gain corrections are ordered with increasing pixel inten sities starting with the black image no X ray dosage in the first line A pixel wise linear interpola tion for gray values of the loaded image between the flat field images is used see file pix el_ calibration demo zip containing example data and further documentation A complete algo rithm for interpolation of bad pixels is implemented too Image gt Pixel Arithmetics Pixel Arithmetics x Calculations will be made solely on pixel per pixel basis without any spatial relations between pixels First operand is always the current image which you see now Please select an operation and specify the second operand If necessary use scaling and offset addition From the normalization section of this dialo
9. e g Laser scanner The TWAIN interface supports 16 bit grey values Colour images are converted to gray scale images by averaging A second binary image all gray values above 0 are shown as red EQat OveHey Meek with identical size as the loaded image will be loaded Show the Overlay image as red mask over the image e g for dis Show Overlay Mask play of marked objects in the overlay image detected by automated image analysis Discard Overlay Mask Do not show the overlay mask image Save Image As Storage of digital image files in the 16bpp Greyscale TIFF tif tiff ee 16bpp Greyscale TIFF tif tiff following mage 16bpp Greyscale TIFF with LZW compression tif formats Sun ision 16bpp Rasterfile vfF ScanM anager 16bpp Image im dba RADView LMG Ima MS Windows BMP discard Higher byte MS Windows BMP discard Lower byte MS Windows BMP as on screen MS Windows BMP are files in 8 bit format gt Storage of image data in 8 bit converted through the actual LUT as displayed on the screen e g for inclusion into reports or presen tations ISee_manual_v1 11 docxx User manual for the page 7 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Storage of data sets in ASCII format ics Save Dataset As In these ics ASCII files all information is stored to repeat the evaluation later hy See X projects IAEA DIR2009 Phantom Images CR_phantom
10. of profile BEB mark click left Mouse button 7 With of the IQI cca a IS displayed the value is jf min 47470 max 53654 median 47900 meaw 49135 15 0 mm 2 36 51831 17 4 52903 15 0 1073 Start xy 5625 4807 End x y 5587 5189 Width 133 g Smooth fi 1st Derivative Spectrum Magnitude M LogY Mem Recall Calibrate Pixel Size Plot zero order hd 47470 53654 Save manual measurements 100 5289 4976 GV 47258 SNR 152 v For improved accuracy the 1 derivative of the profile could be activated Than the resulting peaks the points with the highest gradients can be selected as the positions of the outer edges which are not influenced be any image unsharpness ISee_manual_v1 11 docxx User manual for the page 35 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Information In processing digital images the Minimum spatial resolution of film digitisation sys tems EN ISO 14096 2 table 2 has to be considered if analysing digital films Filtering of a digitized radiograph of an X ray exposure X ray exposures of ignition fuses scan of 50 um pixel size 12 bit Load original image chose according scanner dependent LUT Use Crop to trim the original image Use Zoom to enlarge the area Use High boost filter to sharpen the image x 200 Finally save under a different file name Ye w YS 3 Zoom 4 High boost here 34 2 for the entire imag
11. 6 fi Measured thickness mm y 7 99 22 Mem Recall OSD 5 reference point Result local penetrated wall thickness in mm error ca 0 2 mm 354 16311464 1674 1674 LUT16bitcbrt tst gt 11874 The result is the penetrated wall thickness at the measuring point Normally the corrosion depth is calculated via the difference of the latter and twice the single pipe wall thickness because the indi cation of the corrosion is located only at one side of the double wall radiograph From the projected image it is not possible to decide whether the indication of the corrosion is on the tube side facing the film or on the one which is located opposite to the film The penetrameter window shows also the errors for the particular measured values based on the error propagation law and the image noise In this way it is possible to derive from the uncertainty of the attenuation coefficient U eff the influence on the error of the wall thickness measurement ISee_manual_v1 11 docxx User manual for the page 34 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 ioj x h See X projects IAEA DIR2009 F Image Mode Mis Pa m 11 Q a ID f w a7 wiv SSR Ea Load image file 2 Locate the object IQI Zoom 1 1 Open profile window Calibrate Pixel Size of the scan e g 50 um 0 05 mm 5 Click on start of profile feen mark click left Mouse button 6 Click on end
12. Plot zero order so 4601 _Save manual measuremer IV OSD 201 pixel 0 088 mm ISee_manual_v1 11 docxx User manual for the page 24 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 tit 297 O x PjISeel X repas sian OR OO ae ET By clicking two times at the profile ie on map nee Me o aa 00 9 all il ied VO ed AA E e al plot two cursors can be activated and controlled with the mouse In this way exact profile measurements can be done Max outer diameter The activated OSD field on screen ee EEE gt 9055 display displays the distance of the em A Yatstep 057 two cursor positions along the profile cena ae in the image e g for visual wall thickness verification The cursor positions can be moved by mouse along the profile Here they are placed at the inner and outer wall in a tangential shot through a steel pipe 10 15 p 2 max 4599 mechan 1314 mean 2324 green cursor mark start 12 0 4269 25 9 894 1 13 9 3375 click left mouse b Staty 240 1145 Endixy 657 38 Width 11 Smooth I 1stDerivative I Specttum Magnitude les Mem Recall ton Plot zero order es2 4599 Save manual measurements gt blue cursor mark end click left mouse but 201 1936 1762 GV 1930 SNR 122 132 pixet 0 088 mm ton the right mouse button moves both cursor marks together along the profile current cursor position values star
13. User manual for the page 1 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 This software allows the computer aided analysis of digital radiographs via measurements of pro files wall thickness differences and local corrosions the storage of results and statistical evalua tion of image regions by mean value standard deviation and normalized signal to noise ratio It is developed at BAM Berlin to promote new applications of Digital Industrial Radiology DIR and as a vendor independent program to realize measurements defined in various CEN ISO and ASTM standards for Non destructive testing NDT with radiological methods Two versions are available 1 The version C exe This is the full version which requires a software license After starting the program on a computer without a license you will be prompted with a binary code which you shall email to uwez bam de to get your proper software license The license key you will then get send back is specific to the PC and is just valid on this computer Because it is stored in the registry and therefore is specific to the user it might be necessary to install the same li cense key separately for each user of multi user systems WinXX in 32 or 64 bit version To obtain a license key the signature of a license contract and a fee of 500 Euros per li cense is required 2 The demo version C demo exe This version does not require a license however it is not possible to save an
14. _S30k _4mA_3min_1800mm File View Image Mode Misc e Fitto Screen Ctrl F 1 1 Zoom Ctrl Zoom In Ctrl Q Zoom Out Ctrl A DynamIX_HR E ia s Bd AA wN 1 2 v Negative Representation Ctrl N Latitude Warning Ctrl W Data to Screen Mapping Levers Ctrl M ROI List Ctrl L Meta Info 12 Fitto screen Full view displays the complete image in the window Normal view displays image 1 1 i e 1 pixel at the display is exactly 1 pixel in the data file Zoomin Displayed image is enlarged with every mouse click by a factor of V2 Zoomout Displayed image is demagnified with every mouse click by a factor of V2 Negative Represen Displayed image in negative presentation film like The inverted moni tation tor LUT is not shown Saturated image regions are marked by colour blue colour grey value 0 red colour grey value 2 S 1 Natato Screen An additional window is opened Histogram in which an optimization could be done with the mouse by variation of the displayed brightness and Mapping Levers contrast of the digital image on the monitor see page 16 for details Latitude Warning Opens additional window for managing the list of annotated objects Eiser X propect s LALA DIR2009 Phantom image iDi x MeAQ Nita Ho AVIS Sell x VN SS sd ROI List Region of Interest to the image profiles penetrameter values 5 statistics s Rae anno
15. al_v1 11 docxx User manual for the page 11 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 th View Seep Mor fe Beata tia ZY ABNOR SHE Enhance Details See A fast 2 dimensional FFT high pass filter with out any parameter Optimum results for background suppression and enhancement of fine image details Extract Details A fast 2 dimensional FFT high pass filter with out any parameter Optimum results for back a I a BRS ground suppression and enhancement of fine example original Enhance Extract image details Stronger than Enhance details Details Details wee Adaptive Details Isotropic Adaptive high pass filtering based on the spectral power density of the image NO user adjustable parameter required See NIMA publication of 2011 Adaptive Details Anisotropic The same algorithm as above but separately ap plied in one dimension first in X and then Y direc tion Bessel FFT xi C 1D ihorizontal 2D Realizes a direction dependent 1 dimensional or a 2 dimensional FFT filter By this high pass i filtering e g horizontal or vertical crack indica C lowpass tions can be enhanced Any existing low fre O quency background will be suppressed oftsetresut 2767 As windowing function after FFT filtering a o E Bessel function is used The Bessel filter width is provided in pixels in the original data A high pass with 7 pixels width suppresses all structures with a widt
16. an max 33840 34688 35572 mear stdev mear edey 34689 265 0 130 9 SNA maseunanerns aeons ta EN 14 88 median single line mean 34679 median single line stdey 232 6 unnnormalzed SNA 149 basic spatial resolution mm fo 04 Normalised SNR 324 ES projects NAEANDIA 2009 magos L Mem Recat Record Rid protects IAEA DIRZOOWME Ve sc A A er Ee 8 SAb 0 04 mm A IP1_220k _15mA_5 15 30 45 60 75 90s ics Editor Datei Bearbeiten Format Ansicht identity ey ISsee Dataset general_data Reeth eee ed a ae en ee eae no ut ixelsize 0 00000 asic_spatial_resolution 0 04000 negative_display 0 default_attenuation_k 0 default_attenuation_k_precision 1 rois_count 7 irons roi_id roil roi_description roi_value roi_type statistics_in_window start_x 9122 start_y 1235 end_x 9141 end_y 14 34 rot roi_id Roi2 roi_type statistics_in_window start_x 7847 start_y 1265 end_x 866 ue and the normalized signal to noise ratio SNR last value in statistics window the display of the step to be measured should be optimized before via Zoom In amp and contrast optimization ic The measurement ROI should be placed in the middle of the step without shading or arte ISee_manual_v1 11 docxx User manual for the page 31 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 facts By clicking on each line in the ROI list all values in the statistics window are updated The current ROI da
17. anual for the page 37 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Filtering of an X ray image with big differences in gray values X ray exposure of a ceramics tube pb147 Scan of 50 um pixel size 12 bit 1 Load original image chose according scanner dependent LUT and use Crop to trim the original image to the size of the tube diameter 2 Using the histogram display to optimise the brightness and contrast of each defect sepa rately on the monitor 3 High pass filtering to achieve a better detection of the defects 4 Finally save under a different file name 1 Original image of the ceramics tube Defects are hardly visible on the monitor because the gray value differences are very big 2 Histogram display optimised on defect 1 pore Defect 1 hardly detectable 3 Histogram display optimised on defect 2 Defect 2 detectable 4 High pass filtering with gray value offset Suppression of low frequency background as a result the image becomes noisier but the edges are displayed well Chose filter size as big as possible Gray value offset gv offset approx half of the maximum bit region Rec window 51 x 51 pixel gv offset for 12 bit 2000 j 3 ISee_manual_v1 11 docxx User manual for the page 38 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Filtering an image of a Cobalt exposure Beispiel Filter Co 60 tif Scan of 50 um pixel size 12 bit 1 L
18. b In this way ISee can carry out batch jobs described by key words and parameters The function Misc gt Log Console can be used to create a batch job in the windows clip board which can be save with any text editor to a batch job file Please see the external documentation available at the ISee website http dir bam de ic interfacing with ic for further details in the HOWTO Interfacing ISee with ex ternal software The file containing a batch job can be provided also on the command line at start of ISee so ISee is able to do this ASCII batch job without any user interaction Misc Remote Controller This function realizes the synchronized viewing of 2 or more files by starting two or more Isee programs and communication via telnet connection between these programs also on different computers via Internet possible Open ISee gt load file No 1 Open ISee gt load file No 2 Optimize Image displayed size like program 2 Optimize image displayed size equal program Call gt Misc gt Remote controller Call gt Misc gt Remote controller Settings for program 1 Master Settings for program 2 Slave Remote controller Remotz controller Iv Ate ates eatattetateenstnretiatertatarmebabartatatnrtetedhtbedes tases anensinn Hssnsesasesesiasnsedsasessaseseseeieceaiasessasesensases lv Controll remote application running on localhost Controll remote application running on localhost and listening to
19. des are implemented to call the same central program functions for convenience of the user Misc gt Cycle Full Screen Modes iy See X projects IAEA DIR2009 Phantom Images Ph File view Image Mode Misc 9 Mu sooo e L iol Vs SUA Resize to Quarter Screen gt ioj xi Execute Batch Remote Controller Log Console About By subsequent pressing of function key F11 ISee will be displayed in a window on the desktop default full size on the display covering the complete desktop or full sized without toolbox on the display The next press of F11 displays ISee in a window again Misc gt Resize to Half Screen i See X projects IAEA DIR2009 Phantom File View Image Mode Misc QB Cormeen i WN Oe SETA E Gl Fal Resize to Quarter Screen gt Right ee ee Top Bottom Images Phantom_90k 5 l o x Execute Batch Remote Controller Log Console About i lt example Resize Half Screen Left and Right Two ISee programs will share the screen display side by side in maximum size of the available monitor ISee_manual_v1 11 docxx be e lt he mite i fori S 00 goa neem purem aan j ee ce f gt am ee ee me User manual for the page 16 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 example Resize Half Screen Top Top and Bottom ido fee e el ee uee wenjen nee ee j amata j amma Len et
20. e N 75 Zuender no 3 i X E N 75 Zuender no 3 im 1779 x Oy File View Image Mode Misc Fit View mage Mode Misc Wu RQ O Row ha a N 75 Zuender no 3 im File wiw Image Mode Misc Muha mu RQ a g ee WAGT AZIE sie ei V eae bed D BILZ O EY ia S Ca Ey 1L 1597 154 1325 1325 gt LUT Lebineg tet 27 17 7 1380 305 3501 3501 gt LUT 12bitneg t gt 34 2 1373 1814 1211 1211 gt LUT 12bitneg txt gt Mae dra biG 1257 1257 gt LUT i2bimneg tet gt 2 ISee_manual_v1 11 docxx User manual for the page 36 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Filtering of an Ir 192 radiograph of a bronze statue Enhance Details und Extract Details These are 2 dimensional FFT highpass filters without any parameter They are optimal for suppression of strong background signals and enhancement of fine details Extract details filters stronger than Enhance details Original image N 122 Bronzefigur 2 2002 CD 2 Athlet Ephesos 200 X File View Image Mode Misc Yi wo ko tel FRANCA l 19 5 1099 46 2971 2971 gt LUT12bitneg txt gt 1124 Filter result of Enhance Details Filter result of Extract Details AA I 122 Bronzefigur 2 2002 CD 2 Athlet Ephesos 2002 gesonderte einzelauln File view Image Mode Misc File view Image Mode Misc 137 21071800 32749 146 N A ISee_manual_v1 11 docxx User m
21. e version 1 11 1 Dec 2013 Misc gt Log Console This window shows all commands done by user interaction with the mouse in the ISee program The Button mkbatch copies this information to the windows clip board for further processing by any text editor to create batch jobs for ISee to automate or at least repeat image processing Log Console I xi load X projects IAEA DIR2Z009 1Phantom ImagesiPhantom_90k Sm4 2min FF41800mm tiF load_lut LUT12bitdelog txt optimize_win 5364 9341 6106 9972 change_tool 5 statistics_win 5946 6106 5932 6246 change_tool 3 profile_startend 3392 4891 4670 6216 change_tool 2 optimize_win 4612 2461 6279 3602 4 gt V group sequences representation commands Log length 1024 Clear mkbatch Misc gt About Info on version and availability x BAM ISee 1 11 1 See is not yet another image viewer This program is intended not for quick slide shows or browsing through image directories but for detailed viewing careful analysis and documentation of 16 bits grey level images as well as execution of various image based measurements Some image processing digital detector calibration and correction are included to assist this purpose See is developed by Alexander Alexeychuk alex alekseychuk gmail com in German Federal Institute for Materials Research and Testing BAM working group Digital Radiology and Image Analysis http dir bam de dir html as the
22. e Full Reset For a detailed description of this window see page 22 and 23 Load Look Up Loads an LUT which is specific to the scanner to correct the 16 bit raw Table data see p 4 and 10 Reset Look Up o a Table to Linear Resets the LUT to linear without changing the original data Zooming pan ning with mouse Ne B osa s Using the mouse cursor in the image e with the left button the image can be enlarged F1 e with the right button the image can be shifted e with the middle button the image can be minimised ISee_manual_v1 11 docxx User manual for the page 20 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Ol Mu RQ Nita b WNC SAEA ERIE Local Histo Automatically optimisation of the brightness and contrast in a ROI Re gram gion of Interest Optimization F2 When opening the ROI in the image by moving the mouse with the pressed left mouse button the histogram in the Data to screen map ping window is automatically optimised The ROI can be shifted in the image by clicking the right mouse button see also p 22 Profile Explorer Measuring the profile along an arbitrary line in the image see p 24 F3 detailed description see p 24 to 26 Densitometry For wall thickness analysis e g corrosion icon coeticint i 1 mmm 0 029 0 002 Penetrameter pitting i e differences in wall thickness A dcsencaion 1m based along the direction of X ray
23. e stdev Median of all standard deviations per line which are sorted ac cording to their size unnomralized SNR Ration of Median single line mean median single line stdev basic spatial resolution Input window for the value of the basic spatial resolution in the image data see EN 14784 1 for details Normalized SNR Ratio of Median single line mean median single line stdev mul tiplied with 0 0886mm BSR x SprojectssIAEA DIR2009 Phanto v Mem Recall Record To choose a directory in which the statistical data will be saved as an ASCII file txt Saves the set up data of the statistics window for the according position of the ROI in the registry of the PC Mem Recall In case of restarting the program or clicking this button the data for the ROI s position will be re read from the registry size as well as position of the ROI will then be ac cordingly set al A new line with the current statistic data of the window is added to the selected ASCII file The successful writing of the data is confirmed by a short beep This way step wedges can be easily measured by simply moving the ROI ISee_manual_v1 11 docxx User manual for the 8 3 measuring program ISee version 1 11 1 Usefully for evaluation of several similar images e g step exposures Open ROI List via menu View gt ROI List or press button in the toolbar an empty ROI list is generated Example Measurement of the linearized sig
24. en going to be loaded and a window is opened which gives infor mation about the size and format of the image the directory in which the image is stored and the speed of loading in megabyte per seconds Action in progress xj Loading 7040 x 8560 16 bpp TIFF ashantom_S30kV_4mA_3min_1800mm_DynamlX_HR_UP 1_lineartif amp amp X 53 7 of 114 94 Mb 47 at 6 2 Mb sec In this Action in progress window the loading can also be interrupted Hence the image will not be loaded completely ISee_manual_v1 11 docxx User manual for the page 3 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 lol x Only data retrieved until interruption will be displayed in the ISee win dow The remaining missing data region of the image will be displayed in blue colour which marks the data points with gray value of 0 913 11821018 GV 58274 SNR 150 h pixel 0 05 mm Z om Images CR_p ioj xi If the loading of the image 1h i example a TIFF file is not inter MuQeQ inital U WYER rupted the complete digital image M4 file will be displayed in the See window on the monitor pixel 0 05 mm A ISee_manual_v1 11 docxx User manual for the page 4 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 To obtain a radiation dose proportional 16 bit display for the measurements a suitable Look Up table LUT may be loaded for the i
25. etector There is since version 1 7 of Isee one LUT only which is shown at the status line of the ISee window Recommended LUT for scanner Vidar VXR 16 and X ray films from non destructive testing LUT16bitlog fog txt i e CCD signal is proportional to luminance The logarithm gives the film density an overlay on the film of D 0 2 is subtracted as an offset the film density is proportional to the intensity for all films in non destructive testing for D lt 5 with deviation smaller than 10 A point of reference for pure absorption is Uer 0 072 1 mm for Ir 192 as radiation source Taking into account scattering the typical uer value can deviate from this point of reference to smaller values it is dependent on the particular radiographic energy object material and set up The wall thickness in any case has to be taken as the value of the entire penetrated wall thickness in the direction of radiation 15 x File View Image Mode Mise o Bua liy tal z r Pitting evaluation Effective attenuation coefficient u 12mm 0 023 0 000 9 45mm m pestimation mode Z2 Defaut 1 Calibration aw o u eff estimation Reference thickness mm 230 foo Measurement area x y size fiag20 n3 ii test pipe DN 200 x 8 45 mm p Mestured thickness mm 35 1 0 07 Co 60 za Mem Recall i OSD tige known wall thickness at measurement point known wall thickness at reference point
26. g in order to get the result Fitting in unsigned 16 bit integers See internal representation 2nd operand C Scalar Image same dimensions as the current one x projects IAEA DIRZ009 Phantom Ir gees Zero mean normally distributed random value with standard deviation Normalization Scale 1 0 Offset 10000 0 ISee_manual_v1 11 docxx User manual for the page 10 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 This windows allows simple arithmetics with the loaded image A scalar value can be used to modify each pixel of the displayed image a second image of course with identical size in x and y direction can be combined pixel by pixel or white noise with a given standard deviation can be added to the image The calculation is done in floating point a scale and offset value can be applied finally before conversion to the unsigned 16 bit integer range used in ISee Image gt Load LUT Reset to Linear LUT Transform through the Current LUT Loads a LUT table for correction of the 16 bit raw data ASCII look up ta ble txt The integer value of the first line in this ASCII file replaced gray value O the value on the second line gray value 1 etc A 12 bit LUT should have 4096 Lines with one integer number per line Load LUT 2 LUT 12bitneg SBSSDR bet LUT 1 2bitsquare 16 bet LUTI 2bitsquare bet LUT L2bitsquaretn bet LUT 14bitlog bet LUT 160i L000 bet LUT 16b
27. h larger than 7 pixels The value at Scale result is multiplied with the filtered real data value to preserve very small values at the conversion to the integer gray values of the image data original with Bessel filter Convolve Suchen in kernel v e c E i HiBoost_100 _41x41 tet E HiPass_11 11 bet LowPass_15x15 tet E savit After loading an suitable ASCII convolution Has cide Bande HiBoost_200 _03x03 tet E HiPass_21x21 txt E LowPass_41x41 txt kernel txt the raw im age after LUT HiBoost_200 _21x21 txt E HiPass_41x41 txt E NLCol_01x09 txt E sobe e HiBoost_300 _03x03 tct E Laplace_05x05 txt NLQuad_05x05 tet E WA transformation gets convolved with this ker HiPass_03x03 tet LowPass_03x03 txt Row_O9x01 txt E Wa HiPass_O5x05 tet LowPass_O05x05 tet Row_17x01 bet nel The chosen kernel of arbitrary size gov erns the effect on the resulting image lt ii gt Dateiname Dateityp fasci Convolution Kernels txt v Abbrechen ISee_manual_v1 11 docxx User manual for the 8 3 measuring program ISee version 1 11 1 Running Mean Very fast recursive mean filtering of arbitrary size in 2 dimensions i e processing time is independent of size of the filter kernel rectangular window kernel size in x and y low pass filter Suppression of high frequencies good sup pression of noise image become
28. indow the pixel size is enlarged via a real mean In this way the signal to noise increases and the size of the file is reduced Image gt Input Pixel Size and SRb An input window for the quadratic pixel size value in mm is opened and the pixel size of the image and the basic spatial resolution SRb the read out value of the unsharpness measured with a duplex wire IQI in accord ance with EN 462 5 IS019232 5 or ASTM E 2002 divided by 2 as effec tive pixel size of e g the CR system can be provided for correct length Direct Input of the measurement and normalized SNR measurements correct pixel size examples and basic spatial pixel size of 50um 0 05mm resolution values of SRb of 80 um 0 08 mm the loaded image 1 Pixel Size Direct Input Pixel size 0 05 mm Basic spatial resolution SRbI 0 08 rm ISee_manual_v1 11 docxx User manual for the page 15 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 ip See X projects IAEA DIR2009 Phantom In File View Image Mode Misc Panni Zoomin Fl 1 0 3 4 5 Ra ol Car dikoe eee F2 32 VA Bi Profiler DE Penetrameter iil Local Statistics l Rectangular notations Circular Anotations ery q a m ages e EC i er O j x D Gis N eon Different analysis modi which can be activated also by the function keys keys F2 to F7 or by clicking the corresponding icon on the toolbar In this way 3 different mo
29. it_ Vidar_RCF_FB txt LUT 16ditcirt tet Reset to Linear LUT Disables any active LUT original raw data are preserved Corrects the original 16 bit raw data by transformation via selected LUT table and replaces all raw data by the transformed values The used LUT is afterwards disabled In this way LUT corrected raw data can be stored Transform through the Current LUT Image gt Filter For improvement of the displayed image different filters are available They allow contrast en hancement noise suppression edge enhancement high or low pass filtering For reduction of processing time only the image regions of interest should be filtered The program filters only the complete image data so a region of interest should be created by cropping the image size with the help of the Image gt Geometry gt Crop window before image filtering 7 TSee D Doc File View Image M O Adjust Pixels Apply Calibration Pixel Arithmetics gungen QNDE2013 kratzer_rem_lines_darkOb_2_5 600_10 tif 1217 x 865 jame ode Misc L led VO sd Al A Load LUT Reset to Linear LUT Transform through the Current LUT Filter gt Enhance Details Geometry gt Extract Details Input Pixelsize and SRb ane Lee meee i Adaptive Details Anisotropic Bessel FFT Convolve Running Mean Running Median Pseudo Plast Remove Spots Adaptive _ Remove Spots amp More ISee_manu
30. last filtering x 3 y 3 gv offset 2000 4 Band pass filtering Low pass filtering 5 x 5 points high pass filtering 31 x 31 points gv 2000 5 Finally save under a different file name 1 Original mage See 2 High boost ilis K N 122 Bronzefigur 2 2002 CD 2 Athlet Ephesos 200 MD N 422 Bre onzetigur 2Z CD 2 Athlet Ephesos Z00 File View Image Mode Misc File View Image Mode Misc MeQQn ta FL Ap VEIS o WaR tel HK Als V Els 19 5 1099 46 2971 2971 gt LUT12bitneg txt gt 1124 119 5 out LUT12bitneg txt 3 Pseudoplast filter 4 Band pass fiterng MD N 122 Bre onzefigur 2 2Z0027 CD 2 Athlet Ephesos Z00 E N 122 Bro nzefigur 02 CD 2 Athlet Ephesos 200 File View Image Mode Misc File View Image Mode Misc o Mu RAE tal L Xp VEIS o Wa Raal te tl AW Y eed 19 5 out LUT12bitneg txt 15 7 out LUT12bitneg txt Information In processing digital images table 2 has to be considered ISee_manual_v1 11 docxx User manual for the page 40 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Appendix Abstract from EN ISO 14096 2 Minimum requirements for film digitalisation quality classes Density range and working ranges of the film digitalisation Table 1 defines the minimum density range of the radiographic digitalisation system In this density range the digitiser shall provide a density contrast sensi
31. lowing examples of digital devices require the accordingly given LUT tables Digital images from Look up table LUT for negative display CCD Scanner VXR 16 by Vidar LUT 16bitcbrt txt CR and CR Tower by GE IT LUT 12bitsquare16 txt ACR 2000 Scanner by Lumisys LUT 12bitdelog txt Laser Scanner Array 2905 HD LUT12bitnegArrayHD txt ISee_manual_v1 11 docxx User manual for the page 5 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Indications at the status line of ISee image window Bi See X projects IAEA DIR2009 Phantom Images Phantom_S0k 5mA 2min FFA lat 10 x Tile View Image Mode Misc o Mu Qliimital vi wv EA JE re zZ s toner oon 90 TS PO es NI Geos WSU GLEE ral Pini 1 Som Rea et eee Coyle re nem eras KLOT et stitvng at nyse eS 6 34 37865443 GV 18944 raw 3556 SNR 211 202 LUT LUT12bitdelog 7 SNR max SNR min e Both SNRs hrizontal vertical None Indication of en Indication of cursor Indication of SNR signal to Indication of load largement factor for position x y noise ratio in vertical and ed LUT for gray monitor display of the coordinates and horizontal direction value transfor image gray value GV after The SNR is measured in a mation Also input of a dif LUT transformation line of 20 pixels and as medi original gray value ferent value is pos and raw gray val an of 55 lines see EN 14784 used LUT
32. mage under investigation The LUT is selected by the button 1 or using Image gt Load LUT mE This operation does not change the raw data If raw data transformed via LUT table stiould be stored the menu point Image gt Transform through the Current LUT has to be called then the data were transformed according to the selected LUT and finally this LUT is disabled Finally the LUT transformed raw data can be saved see page 10 KA T EPRI E102_LUT_Array2905HD txt I LUT 16bit _vidar RCF_F8 txt SN LUT 10bitlat2delog txt IE LUT 1 bitebrt txt Zuletzt E LUT12bit1000In txt T LUT 16bitlinear txt RCE Re LUT 1 2bitdelog txt E LUT 16bitlog txt TH LUT 1 2bitlog txt E LUT 1L6bitlog fog txt LUT 2bitneg txt fa LUT 16bit login txt Desktop TH LUT 1 2bitnegArrayHO txt SI LUT 16bitneg txt TI LUT I 2bitneg fog txt I LUT 16bitneglog txt ey T LUT 1 2bitnegl SSSSDR txt od LUT 1 bitsqrt txt T LUT 1 2bitnegsquare 16 bxt S LUT_Array290SHD_SubFogd0 2 txt Eigene Dateien T LUT 1 2bitsquare16 txt I LUT docs txt E LUT 12bitsquare txt E primescan 18 Smkm D0 5 20070601 txt wr sa LUT1 2bitsquareln txt TD LUT 1 4bitlog txt SS LUTIGbit1000In txt Dateiname Dateityp 913 pixel 0 05 mm Attention An LUT adjustment is necessary for many digital images and is dependent on device con struction Each digital device should be checked for its specific LUT to provide dose pro portional gray values The fol
33. nal intensi ty Imeas the median value in the statistics window and the normalized signal to noise ratio SNR a correct input of the basic spa tial resolution value in the image is required 1 Add 7 ROIs in the middle of each of the steps to be measured Optimal ROI size 20x200 pixel see EN 14784 1 save the complete set up with Save Dataset as under the name e g Roi_Fastscan Richtung ics 2 Open with any text editor this file Roi_Fastscan Richtung ics Replace in line starting with image path and file name by the new file to be eval uated Save this under a suitable file name Open this new data set file with Isee and the new image data are evaluated exactly at the positions as the file before Re place this data set file by save data set to correct all measurement data in this file with the data generated from the new im age This procedure can be repeated until all files are evaluated accordingly Advantage All data files are evaluated exactly at the same positions and no manual input of ROI positions is required 3 To measure the linearized signal intensity meas IN Statistics window the median val page 30 of 40 hyo Sent 659 BAM Dec 2013 a projects IAEA DIR 009 An Fafe x _N So sd FAN A Ge Er 8 Roi6 Roi nl xj mage Modi Mise o Rn Re O 8 al BL he V OSU Ee E vertical 1327 200 1526 samples in window 4000 min medi
34. nnnormalized SNR 158 basic spatial resolytion mm oo Normalised SNR 171 1 lt projects IAEANOIR2009 Images o Mem Recal 9 39 pixel 0 04992 mm SRb 0 081 4 ROI number of pixel in the selected ROI ISee_manual_v1 11 docxx User manual for the page 29 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Indication of parameters for the entire ROI area horizontal Horizontal position of ROI window start Start pixel number EE xj size window width in pixel c end End pixel number start size end vertical Vertical position of ROI window horizontal 4998 20 5017 start Start pixel number vertical 4419 200 4618 size window height in pixel samples in window 4000 end End pixel number sample in Number of pixels in the area of ROI windows mn o Minimal gray value median Median gray value el min Te 51698 52902 54384 max Maximum gray value oie _ mean Mean value of all gray values moan lt r ee eee e 52955 355 8 148 8 stdev Standard deviation of the mean value mean stdev Ratio of both values normally the signal to noise ratio in the ROI Analysis of the ROI per line SAFE DAIS SDINS POOWAIRI FA EN LIES median single line mean 52946 median single line stdev 336 1 unnnormalized SNR 158 basic spatial resolution mm o 08 Normalised SNR 171 median single line mean Median of all mean values per line which are sorted according to their size median single lin
35. oad original image chose according scanner dependent LUT 2 Low pass filtering with 2N 1 points 5 x 5 points as Anti Alias filter 3 Modification of resolution pixel sub sampling of N 3 points Cobalt exposure with a scanner resolution of 50 um 150 um resolution subsample with resize factor 0 333 4 High pass filtering 31 x 31 points gv offset 2000 or 5 Pseudo plast filtering x 3 y 3 gv offset 2000 6 Finally save under a different file name 1 Original image 2 LOw pass 3 Resize 4 High pass 5 Pseudoplast MM P filmscan Lf Mt amp P filmscan L m GR P filmscan Lf SR P filmscan E P filmscan LOK File View Image Mode Misc File View Image Mode Misc File View Image Mode Misc File View Image Mode Misc File View Image Mode Misc o W i e aE tO fin QQE Mu RAE W 1 R AE o Ru R Q E tiled S BK KI gt 4 Ki Ki 22 9 790 1860 1700 22 9 943 1908 955 22 9 690 1860 1842 65 291 569 2025 65 189 546 2004 ISee_manual_v1 11 docxx User manual for the page 39 of 40 BAM 8 3 measuring program ISee version 1 11 1 Dec 2013 Filtering an Iridium exposure of a brass statue pb122 Beispiel Filter R 192 tif 30 x 40 cm film scan of 100 um pixel size 12 bit 1 Load original image and trim image using Crop 2 High boost filter for sharpening of the image a 200 3 Pseudo p
36. ofile values Usefully in combination with the integration or the FFT function to reduce the dynamic range of the result 1 st Deriva Calculates the first derivative of the chosen profile by displaying the difference be ive tween neighboured pixels Integrates the profile by adding neighboured pixels Calculates a 1dim real FFT of the chosen profile Usefully for MTF calculations from line or edge responses detection of artefact frequencies or measurements of focal Calibrate Pixel Size mirn 18970 Semi logarithmic plot of the profile eet prvperte LAPA Ne P sipi xj The Calibrate Pixel Size button allows the o Kuea Dra wi tceama Bae geometrical calibration of the image by pixel size determination There are two possibilities 1 With a known length in the image the Pix el Size Calibrator calculated the exact and the given length example distance 70mm cursors on profile peaks calculated pixel size 2 With a known pixel size a direct pixel size input is possible in the window Pixel Size Direct SP Input in mm and confirmation with Done nov a This is only possible after closure of the window E Pixel Size Calibrator a Please lay aprofile over an object of known size mark this object in the profiler window and enter Pixel size i its size in the field below Thereby the effective examp les pixelsize will be calculated for the particular set
37. ole of pipes or inner dimensions of other cavities wall thickness pipe inner outer walls for measurement in projection radiography of pipes to estimate the remaining wall thickness in tangential pipe direction ISee_manual_v1 11 docxx User manual for the page 27 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 The selection window ROI has to be opened and the profiler selected too 1 Draw the first profile position in the image the profile selector generates automatically an Roi 1 In the field some description can be placed e g Stufe 1 The difference of the cursor positions will be shown at the column 2 oe 2 The button R generates another profile raw in the list A new ID Roi 2 is generated Draw the second profile with the mouse on the image provide a description e g Stufe 2 in the field Discription The cursor position difference will be transferred to the column of the raw Roi 2 3 26mm Erm gy grey value 20000 15000 10000 vedian 17321 an 15 614 eid 6194 5 4820702 6 42 26999 11 0 5935 262 169990 7 OSD stangh 528 End Geyp 1430 528 Widni Mam Recan f Smooth fei T terOevetve SpectumMagntude Log NA Calibrate Pree Size Plot lirstorder Print Save Close 3 This can be repeated up to 50 profiles is 4 The button r allows to delete selected lines in the list 1 var 16 01 ti 3571 x 4752 aE
38. om Recent Directory Open Recent Dataset or Image gt Suchen in L Phantom Images cm Import Image gt Save Dataset As either using Open on the eee jean SA O R cai SAD R139 _PH_IRI 2m _noPb_40rren tiF ha R190_Ph_220k _SmA_10min_FFAZ000mm_O1PD_SrenGu te R346_Ph_SOk _2mA_2rmin_FFA2Z000mm_O1Pb_moCu_nmoCassette tif R3S0_Ph_220k _ImA_Imin_FFAZO00mm_O1Pb_noCu ti toolbar choosing the according _ amp directory and loading the image via double click see page 6 Cie Dateiname ung Datetyp Jar known types Abbrechen or using File and Open from Recent Directory a list which was created automatically when opening former digital images and loading the image via double click File View fiece Mode Misc l Open crio le fo m17 ICa k OF fea iad man FAG Open Recent Dataset or Image x projects IAEA DIR 2009 StepExposures Import Image gt X projects IAEA DIR2009 Stepwedges aan ese Ren Xi projects IAEA DIR2009 Monitortest See A X projects IAEA DIR2009 Median_Images O tdh projects IAEA DIR2009 Images Exit Xi projects IAEA DIR2009 DDA Calibration and Correction perkin elmer X projects IAEA DIR2009 DDA Calibration and Correction perkin elmer calibr ation 1m nofilter 120kV Xi projects IAEA DIR2009 DDA Calibration and Correction hamamatsu projects IAEA DIR2009 Corrosion projects IAEA DIR2009 Dynamic The chosen digital image is th
39. penetration Reterncerentiyise feee p p Thickness Palarsnca sickness me 12 foo Measurement F4 Measured thickness mm f 39 Mem Recall ly OSD detailed description see p 32 to 33 Measurement area x y size 2062 i 2106 ms Local Image Opens another window with the statistics ao x F5 start size end horizontal 4998 20 501 7 vertical 441 9 200 461 8 samples in window 4000 min median max 51698 52902 54384 mean stdev mean stdev 52955 355 8 148 8 SNF measisanens according ba EN JIGS median single line mean 52946 median single line stdev 336 1 unnnormalized SNR 158 basic spatial resolution mm 0 08 Normalised SNR 171 of the gray values in the considered ROI A Pe detailed description see p 28 and 29 Annotations Draws a rectangular frame ROJI in the Rectangular image and show annotated text FO ROI can be rotated too The ROI List manages the annotated text or the size in pixels Annotations Draws an circular ROI in the image Circular F7 The ROI List manages the annotated text or the diameter of the circle in pixels Roi List Manages the list of annotation data window Profil plots A 0 Region of Penetrameter places s ISee_manual_v1 11 docxx User manual for the page 21 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 St A Rectangular annotations Circular annotations see p 7 example ROI Lis
40. phic film should be archived ISee_manual_v1 11 docxx
41. port 1234 and listening to port Send command groups Send command groups image load acquire save V image scrolling zooming image load acquire save V image scrolling zooming lutload reset V brightness contrast adjustments lutload reset Vv brightness contrast adjustments V image processing other not listed here commands v image processing other not listed here commands kJ P filmscans Array2905 143 SKB 25 08 2003 L02 _ X lt Pp filmscans ArrayZ90 3 SKB 25 05 200 OZ ie File View Image Mode Mis File jevy Image Mode Misc l o fli QQ EAEN PO Me QQ tl eA iV EASE Scrolling ae z 3 for both 3 z Images ES 2 simulta a a nously a ce Sie Remote onerolies peo 4 p 3 i Accept remote commanda f en OT nO er eet OE nr m nto port i234 V Control remote application running on flocaihost Controll remote application running on fiocaihost and listening to port 1234 and listening to port Send command groups Send command groups 100 image loed 7 acquire save V image scrolling zooming f 100 fF imageload acquire save V image scrolling zooming lutload reset V brightness contrast adjustments lutload reset V brightness contrast adjustments image processing other not listed here commands Iv image processing other not listed here commands ISee_manual_v1 11 docxx User manual for the page 18 of 40 BAM 8 3 measuring program I Se
42. rates with the left mouse button the size of the ROI can be adjusted any time ee eae Data to screen mapping window Indicates the dynamic range of the digital image i e the width and position of the cur Scroll bar for gamma setting to com rent histogram related to the maximum press the image dynamics via the dynamic of 16 bit gray value of 0 65535 shown non linear 8 bit monitor LUT Data to screen mapping de fal 2 23740 Al lt 237 Determines white value for monitor display current 8 bit LUT for image display Determines black value__ Greyvaluefs 13262 13309 Occurrences 55923 Mapped on screento 142 142 for monitor display IF log histogram latitude warning 7 negative Optinize View Optimize Full Reset Selection mark of parameters for 16 8 bit transformation of the current 8 bit monitor LUT ISee_manual_v1 11 docxx User manual for the page 23 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Indication of parameters for the selection mark of the current 8 bit monitor LUT Greyvaluefs 21971 2205 Occurences 56414 Manped on screento 139 1345 Gray value of Number of pixels in the Region of gray values for display the histogram slot histogram slot on the monitor after 8 bit monitor LUT transformation M log histogram Semi logarithmic plot of the gray value histogram if checked In case of image saturation the highlighting of the affec
43. s blurred Chose size of filter as small as possible rectangular window e g 5X 5 pixels high pass filter with gray value offset Suppression of the low frequency background image becomes noisier but a good display of the edges is achieved Chose size of filter as big as possible Rectangular window e g gt 11 x 31 pixels or Quadratic window gt 51 x 51 pixels gv offset approx half of the max bit dynamic e g for 12 bit 2000 for 16 bit 30000 high boost image gets sharpened about x approx 200 to 400 amplification of high frequency parts A high pass filtered image is added to the raw data arbitray mask A mask file in ASCII can be loaded which de scribes the filter size non rectangular kernel sizes for special applications are feasible in this way Running Median Filter choice identical to Mean with the excep tion of using the median value instead of the mean in the window X x Y ISee_manual_v1 11 docxx page 12 of 40 BAM Dec 2013 ilmscans Array2905 143 h File View Image Mode Msc Muaan ta Hi Si VC SAA E e e E P filmscans Array2905 143 File View Image Mode Mec Ruma tel BL Bie VSI TANIA E Ee er Running Average Filter x Raw data before filtering Running Average Filter td G iaie ka e a Y E aft D ababary peach 1 erpi T Php h geh m P baght tosat e a a BS P filmscans Array2905 143 x Fie View Image Mode M
44. sc ix aR a PAL Ben oc Running Average Filter Ed lapie mercies a Y E Ja U mhir mach D erpii D ipni hg w hitai Coad Ok Attention This filtering can take a lot of processing time because a recursive implementation is not possible User manual for the page 13 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Pseudo Plast oon t P filmscans Array2905 143 E JB Ble Rar 1 al Calculates the difference between the image E TEE zi and its copy but shifted by the X shift and Y E P reunion stas magein erd Y shift pixels By subtracting two identical images E hirom ha originai neti imoga Resulting image will be represented with the offset which are marginally shifted to each other the F in greyvoluo Qo be abla to represent nagaivo result of substraction edges can be accented in a spatial orientation ee P xn E i i i eas a Y shit 2 In case of a horizontal shift the vertical edges A E vote 2000 are pronounced contrariwise a vertical shift causes an accent of the horizontal edges PseudoPiast operation shits image in X and Y GV offset Zero shift in the output image ap prox half of the bit region Remove Spots Adaptive Filter without user interaction It determines iteratively outliers in the image and replaces these outliers by interpolated values Up to 12 iterations are used See NIMA publication for details Remove Spots amp More x
45. t for profile measurement see p 24 example ROI List for statistic evaluation see p 28 and 29 iix VG REEN Statistics Delete or Insert Delete the selected annotation object Pi tore Add a new annotation object to the list see p 7 ISee_manual_v1 11 docxx User manual for the page 22 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 fo ISeet X project s LAEA DIR2009 C orrosion 8OH20 100_lineor til 2970 x 3991 File View Imege Mode Misc To optimize brightness and contrast in the 2 MRa N Tia Bile if VS sA EE bles display of a digital image 16 bit on a monitor 8 bit one uses the histogram This is the fre quency distribution of the gray values in the image Therefore the histogram in 16 bit reso lution gets transformed with the corresponding monitor LUT look up table to enable the dis play on an 8 bit sized monitor lB x Oo MuRQ Nt el id V amp SOA The Histogram button m Opens another window in which the gray scale display of the image can be optimized by slid ers for brightness contrast gamma etc The Histogram optimization button isi By drawing a ROI Region of Interest in the digital image with the left mouse button the histogram will be adjusted automatically ac cording to the gray scale distribution inside this ROI The pressed right mouse button moves this ROI through the image window By clicking the ROI edges with the small quad
46. t pos mm gv values end pos mm gv values difference mm gv min 22550 max 48279 median 47756 mean 46204 std 4519 7 63 47781 8 29 3411 0 653 13664 n a M OSD Start xy 5334 4966 End x y 5767 5007 Width 122 Sampling 7 Smooth i 1st Derivative Spectrum Magnitude LogY Mem Recall Calibrate Pixel Size Plot zero order 22550 48279 Save manual measurements manual measurements outer diameter outer outer walls inner diameter pipe inner inner walls wall thickness pipe inner outer walls Coordinates of the start position of the marked line profile center line in the digital image Coordinates of the end position of the marked line profile center line in the digital image Width of the profile Equal to the number of neighbouring profiles over which the mean is calculated perpendicular to the centre line of the profile to suppress noise Saves the data of the profile setup in the registry of the computer In case of restarting the program or clicking of this button the saved data will be re read from the registry ISee_manual_v1 11 docxx User manual for the page 25 of 40 BAM 8 3 measuring program ISee version 1 11 1 Dec 2013 Number of points for smoothing along the line of the profile WARNING values bigger than 1 round of the edges of the profile Subtracts a line between the first and the last points of the profile from the pr
47. ta set can be appended to a txt file with the Record button in the statistics win dow This file can be selected with the button Select file for statistic in recording Important The name of this file should be equal to the name of the image file analysed for simple con nection between image data and measurement results 15 x File View Image Mode Misc O MukQ N Statistics in window x start size end horizontal 5572 20 5591 vertical fi 327 200 fi 526 samples in window 4000 min median max 33840 34688 35572 mean stdev mean stdev hi X projects IAEA DIR2009 In 15 x oe o O CN 9s Si AIA EE 0 SIF AAI BDISLNS BOORMAN 2 EN IEO median single line mean 34679 median single line stdev 232 6 unnnormalized SNR 149 basic spatial resolution mm 0o04 Normalised SNR X projects IAEASDIR 2009 Images EN Mem Recall 4 ES 6 59 SRb 0 04 mm Z ISee_manual_v1 11 docxx User manual for the page 32 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 The Penetrameter window allows for 2 working modi 1 Mode estimation This mode enables the determination of the effective absorption coefficient from known wall thick ness differences For an accurate determination the correct linearization of the detector character istics is essential i e the gray value after carrying out the LUT linearization has to be directly pro portional to the intensity of the d
48. tating rectangles annotating circles for measurement ISee_manual_v1 11 docxx User manual for the page 8 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 d of round objects Delete annotation object Add annotation object Copy ROI list to Clipboard Note Distance measurements are given in pixel numbers until image pixel calibra tion is done To measure directly in mm a calibration value has to be provided via menu Image gt Input Pixelsize and SRb see p 14 Pixel Size Direct Input xj Pixel size 0 05 mm Basic spatial resolution SR b 0 08 mm example ROIl List for profile measurement see p 24 27 example ROIl List for statistics evaluation see p 28 and 29 Information about meta data in the file which are provided additionally by a suita ble header beside the raw image data inside the loaded file See this example for TIFF tags in a TIFF file fh Meta Information DateTime 2010 03 24 04 16 30 DocumentName C Documents and Settings Administrator Desktop BAM INSTITUTE Phantom_90k 5m4 2min FFA 1800 ImageDescription IDL TIFF file Software IDL 6 4 1 ITT Visual Information Solutions 2i This window is especially usefully to access the TAGs defined in DICOM and DICONDE files but shows also TAGs of TIFF or PNG files ISee_manual_v1 11 docxx User manual for the page 9 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 i 1See
49. ted pixels can be switched on off blue gray value 0 red grey value 2 S 1 latitude warning Enforces the display of the negative image the shown monitor LUT will be in _ negative verted but denoted unchanged in the window Dotimize Vi Optimises the LUT in the currently shown region of the image in the See ptimize View window Optimises the monitor LUT for a display based on the histogram over the entire Optimize Full image Resets the monitor LUT for the image back to the starting value display width Nbit By clicking the button K for profile measurements the Profiler win dow is opened This window presents all information on the selected profile and the measurement values too With the left mouse button the profile is drawn simultaneously pressing the Ctrl key on the keyboard restricts the profile direction to vertically or horizontally only With the pressed right mouse button the profile position in the image can e moved Reset MEETS News Image Mode Misi o Mu RQ ii T lal BH Profiler window In this window the gray values are dis played graphically along the selected line in the image Length position and width of the profile can be chosen arbitrarily J After pixel size calibration the X axis is e displayed in mm otherwise in pixels Sa To en eee eee Smooth 1 Ist Derivative I Spectrum Magnitude I Logy _Mem Recall _ Calibrate Pixel Size
50. tivity ADc s von ADcs lt 0 02 Depending on the construc tion of the digitiser this density range can be split into several working ranges The minimum digital resolution is given for devices converting the digital value proportional to the optical density If the digital value is converted proportional to the light intensity the digital resolution has to be in creased at least by 2 additional bits Table 1 Minimum density range of the radiographic digitisation system with a minimum density contrast sensitivity Class DS Class DB Class DA 0 5 bis 4 0 0 5 bis 3 5 a Minimum spatial resolution of film digitisation Due to the energy dependence of the inherent unsharpness of industrial X ray film systems the following parameters table 2 shall be observed Table 2 Class DS Class DB Class DA MTF 20 MTF 20 MTF 20 lp mm lp mm lp mm 167 NOTE 1 For the normal check corresponding to EN ISO 14096 1 the MTF 20 value may be determined by the converging spatial resolution targets O 5 83 o 36 2 5 2 NOTE 2 Due to the possible aliasing the converging spatial resolution targets may give less accurate values than MTF measurement NOTE 3 For energies lower than 70 keV the spatial resolution of the radiographic film can be better than the scanner resolution required by the DS 16 scanning class In this case the spatial resolution of the scanner should be adapted to the film resolution or the original radiogra
51. up 50um scan resolution Pixel Size 0 05mm and used for the subsequent image evaluation 2 7 4 7 direct input of pixelsize is disabled until the 100um scan resolution Pixel Size 0 1mm calibration is finished The X axis of the profile plot is shown in mm Sie Finish Calibration max 48234 median 47736 mean 45947 std 5141 12 4 45770 8 61 47802 Ja Jor 0 705 12227 83 4 Iv OSD Start xy 5314 4972 End x y 5840 5034 Width 22 sampling Smooth i 1st Derivative Spectrum Magnitude LogY Mem Recall Calibrate Pixel Size Plot zero order 18970 48234 Save manual measurements ISee_manual_v1 11 docxx User manual for the page 26 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 min Minimum gray value in the profile min value 18970 Maximum gray value in the profile max value 48234 Median gray value the middle gray value after sorting of gray values according to their values median value 47736 Mean value of gray values mean value 45947 Standard deviation of gray values in profile standard deviation std 5141 td Current mouse position mm and gray value at the displayed profile 12 4 45770 Position mm and gray value gv of the green cursor 8 61 447802 Position mm and gray value gv of the blue cursor 9 31 35574 0 705 12227 The value in 83 4 is calculated for the profile value at mouse position
52. using both cursors to mark the 0 and 100 position on the profile This is very usefully for the evaluation of the dip depth at duplex wire images On Screen Display activated the profile cursor positions are displayed in the image too the distance in pixels or mm only after image calibration is shown first order default construction of profile by lines connection the pixel gray values zero order construction of the profile by steps with the pixel width physical profile presentation To magnify the profile plot in gray scale direction the min gray scale 18970 and the maximum gray scale value displayed in the profile 48234 can be corrected manual ly here A shift in theprofile plot position will overwrite these values by new ones The full profile is saved i e each point of the profile consisting of x and y value for each row is saved in an ASCll text file txt The decimal point is chosen specificly to the country set up of Windows German and English The two cursor positions green and blue cursor see above are set interactively with mouse clicks by default But there are 3 other simple automated positioning tools for measurements available outer diameter outer outer walls for automatic measurements of outer object dimensions for pipes wires and other objects with clear outer edges inner diameter pipe inner inner walls for automatic measurements of inner object dimensions e g bore h
53. xx User manual for the page 28 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Description of the window Statistics in window In this window the noise in the digital image as well as the signal to noise ratio can be determined and saved in an ASCII file table e Using the left mouse button keep pressed and move mouse a ROI can be opened in the im age at the same time the Statistics window displays the pixel values for start size and end in horizontal and vertical direction for the according ROI e Optionally one can type in the start and size values in the Statistics window to open a ROI of the desired size e With the pressed right mouse button at the ROI border it can also be shifted in the image at any time and position e To resize the ROI one grabs one of the small squares in the corners of the ROI and moves the mouse with the pressed left mouse button to the desired ROI size e The statistical analysis is then carried out on the data obtained after the 16 bit LUT transformation i See X projects IAEA DIR2009 Phantom Images CR_phan ioj x File View Image Mode Mist OS Mus QQINIM HY BVI 15 e zi ai start size end horizontal 14998 20 501 f vertical 4419 200 s518 samples in window 4000 p min mean max 51698 52902 54384 hd mean stev mean stdev 52955 5 8 148 8 SAF massunamnens etn Ae LAS IDES median single line hean 52946 median single line dtdey 336 1 u
54. y data It is freely available and can be handed on to customers to make the data analysis traceable e g it can be saved on the data CD to get an easy access to the data Digital images up to a resolution of 16 bit in gray value with arbitrary size and different formats can be loaded in the measuring program The following file formats are supported the list of implemented formats depends on the ISee version support formats are the AGFA RADView format lImg DICOM xml data or the DICOM DICONDE dcm standard format Duerr xyz images or PNG images png rown types See datasets ics TIFF images tif tiff DICOM DICONDE images dcem DICOM XML images non standard xml AVS fields Fld Sun ision rastertiles vfF DBA ScanM anager files im dba Heimann images his dig RADView images Imal Duer images xyz PNG image pnag MS Windows bitmaps bmp ASCII encoded ee a ISee_manual_v1 11 docxx User manual for the page 2 of 40 BAM 8 3 measuring program I See version 1 11 1 Dec 2013 Simply by clicking on noo vi smear coe mee the program icon o m ASM W HK ied VC BAILA There is no installation required Just start the exe file that s all The digital image which is to be fy See v1 10 2 at your service measured can be opened in two ms ee i Mods Mes Open cto fe fall it 17 l IAA O fea Pal fal FE fal ways Open fr
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