MATLAB IMAGE PROCESSING TOOLBOX - RELEASE NOTES Guide de l'utilisateur

Image Processing Toolbox™ Release Notes

x ContentsPlot Selector Now Generates Plots for imshow and imtool 11-2makecform Now Supports White Point Adaptation . . . . . . . 11-2Intel Integrated

R2007aVersion: 5.4New FeaturesBug FixesCompatibility Considerations

R2007a17-2Enhancements to imresize Functionimresize now runs faster, uses less memory, supports new interpolation methods, andsupports new options for

17-3Enhancements to impoint, imline, and imrect FunctionsThe impoint, imline, and imrect function now support an interactive placementcapability. Usi

R2007a17-4Compatibility ConsiderationsIf you need to obtain the same results as the previous algorithm, use the functionwatershed_old.Changes to Other

R2006bVersion: 5.3New FeaturesBug FixesCompatibility Considerations

R2006b18-2Enhancements to DICOM CapabilitiesThis release includes the following new features and enhancements to the DICOMcapabilities of the Image Pr

18-3line. The function uses a hand cursor over endpoints and a fleur cursor over the bodyof the line.• The imdistline function reference page now inc

R2006aVersion: 5.2New FeaturesBug FixesCompatibility Considerations

xiPerformance Improvements . . . . . . . . . . . . . . . . . . . . . . . . . . 12-5Faster Functions . . . . . . . . . . . . . . . . . . . . . . . . .

R2006a19-2Enhanced ICC Profile CapabilitiesThe iccread and iccwrite functions have been updated to support recent changes to theICC specification.In a

19-3Compatibility ConsiderationsIf you have a transformation structure (TFORM) saved from an older version, you maywant to regenerate it from control

R14SP3Version: 5.1New FeaturesBug FixesCompatibility Considerations

R14SP320-2Support for Two New Medical Image File FormatsThe toolbox now includes functions for reading metadata and image data from twoadditional medi

20-3Control Point Selection Tool Now Works on Macintosh SystemsThe Control Point Selection Tool now works on Macintosh systems.Obsolete and Deleted F

R14SP2Version: 5.0.2New Features

R14SP221-2Major Bug FixesThis release contains the following bug fixes.Major Revisions to Fan-Beam FunctionsThis release includes numerous updates and

21-3Function Bug Fixesdicomread No longer errors when reading files that contain extraneous pixel data;instead, dicomread issues a warning message. H

xii ContentsNew cornermetric Function Detects Corners . . . . . . . . . . . 14-2Now Support Absolute Colorimetric Rendering Intent forGrayTRC and MatT

R14SP221-4tool contained an image. If the Image Tool contains an image, the newly importedimage is displayed in a new Image Tool using the default pre

21-5Function Enhancementimproved and is now a private function, rather than asubfunction.imhist No longer causes a docked figure window to become und

xiiiEnhancements to ROI Tools . . . . . . . . . . . . . . . . . . . . . . . . . . 15-2ROI Tools Reimplemented as MATLAB Classes . . . . . . . . . 15-2

xiv ContentsSupport for Reading NITF and HDR Images . . . . . . . . . . . . 16-4Enhanced Performance . . . . . . . . . . . . . . . . . . . . . . . . .

xvEnhancements to ICC Color Capabilities . . . . . . . . . . . . . . . 18-2Enhancements to the imdistline Function . . . . . . . . . . . . . . 18-2set

xvi ContentsControl Point Selection Tool Now Works on MacintoshSystems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

R2015aVersion: 9.2New FeaturesBug FixesCompatibility Considerations

R2015a1-2C-code generation support for more than 20 functions, includingregionprops, watershed, bweuler, bwlabel, bwperim, andmultithresh using MATLAB

1-3app, you specify the folder and the function that you want executed. For an example, see“Batch Processing Using the Image Batch Processor App”.

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R2015a1-4Fast geodesic interactive segmentationThe toolbox includes a new function, imseggeodesic, that provides adaptive, geodesicdistance-based bina

1-5Live image capture in Color Thresholder appYou can now do color thresholding on an image acquired from a Webcam using the ColorThresholder app. Th

R2014bVersion: 9.1New FeaturesBug Fixes

R2014b2-2Apps for image segmentation and region analysisThe toolbox includes new apps:• Image Segmenter app• Image Region Analyzer appImage Segmenter

2-3

R2014b2-4Image Region Analyzer appThe Image Region Analyzer app enables you to explore binary images and filter imagesbased on the properties of regio

2-5C-code generation support for 16 additional functions using MATLABCoder, including bwtraceboundary, imadjust, imclearborder,and medfilt2This relea

R2014b2-6registration that work at a global level, applying the same mathematical transformationto every pixel in an image. Now the toolbox supports a

2-7activecontour function supports parameter to control tendency ofcontour to expand or contractThe activecontour function supports a new parameter,

iiiContentsR2015a C-code generation support for more than 20 functions,including regionprops, watershed, bweuler, bwlabel,bwperim, and multithresh usi

R2014aVersion: 9.0New FeaturesBug FixesCompatibility Considerations

R2014a3-2C-code generation for more than 25 functions, including edge,imfilter, imwarp, imopen, imclose, imerode, and imdilateusing MATLAB CoderYou ca

3-3Image quality metrics, including peak signal to noise (psnr) andstructured similarity metric (ssim)The toolbox includes two new functions, ssim an

R2014a3-4Phase correlation and translation-only image registration functionsThe toolbox includes a new function, imregcorr, that applies an FFT-based

3-5Old Example File Name New Example File Nameipexmri.m MRISliceExample.mipexndvi.m MultispectralVegetationSegmentationExample.mipexnormxcorr2.m Regi

R2014a3-6Compatibility ConsiderationsWhile the new algorithm used with regionprops returns more accurate perimetercalculation, you can get the same re

R2013bVersion: 8.3New FeaturesBug FixesCompatibility Considerations

R2013b4-2GPU acceleration for more than 20 functions, including bwmorph, edge,imresize, and medfilt2This release introduces GPU acceleration for a gro

4-3fitgeotrans function for fitting geometric transformation to controlpoint pairsThe toolbox includes a new function, fitgeotrans, that takes pairs

iv ContentsR2014b Apps for image segmentation and region analysis . . . . . . . . 2-2Image Segmenter app . . . . . . . . . . . . . . . . . . . . . . .

R2013aVersion: 8.2New FeaturesBug Fixes

R2013a5-2Image segmentation using active contoursThe toolbox includes a new function, activecontour, for segmenting an image using activecontours.Clas

5-3imhmin imreconstructimregionalmax imregionalminiptcheckconn padarrayGPU acceleration for imrotate, imfilter, imdilate, imerode,imopen, imclose, im

R2012bVersion: 8.1New FeaturesBug FixesCompatibility Considerations

R2012b6-2Image gradient computation with imgradient and imgradientxyfunctionsThe toolbox includes two new functions for computing image gradients: img

6-3Writing private metadata when anonymizing DICOM filesThe dicomanon function now supports writing private metadata fields using the 'WritePriv

R2012aVersion: 8.0New FeaturesBug FixesCompatibility Considerations

vGPU acceleration for an additional nine functions,including bwdist, imfill, imreconstruct, iradon, radon, andstretchlim . . . . . . . . . . . . . . .

R2012a7-2Intensity-Based Image RegistrationThe new imregister function lets you automatically align two images using intensityvalues, even when the im

7-3Data Type Change to Output Variable for bwdistThe bwdist function returns two output variables: the Euclidean distance transform andthe closest-pi

R2011bVersion: 7.3New FeaturesBug FixesCompatibility Considerations

R2011b8-2Parallel Block Processing Now Possible with blockprocIf you have Parallel Computing Toolbox, you can now use a new option in blockproc toimpr

8-3Change in Behavior for dicomwriteIf you use the dicomwrite function with the 'CreateMode' option set to 'Create'and pass in a

R2011b8-4Functionality What HappensWhen You Use ThisFunctionality?Use This Instead CompatibilityConsiderationsedge function —marr-hildreth syntaxError

8-5Functionality What HappensWhen You Use ThisFunctionality?Use This Instead CompatibilityConsiderationsimshow function —imshow(...,DISPLAY_OPTION)Er

R2011b8-6Functionality What HappensWhen You Use ThisFunctionality?Use This Instead CompatibilityConsiderationsiptsetpref function —'ImshowTruesiz

8-7Functionality What HappensWhen You Use ThisFunctionality?Use This Instead CompatibilityConsiderationsuintlut Errors intlut uintlut has beenremoved

vi ContentsR2013a Image segmentation using active contours . . . . . . . . . . . . . . 5-2Classes and functions for representing and applying 2-D and3

R2011aVersion: 7.2New FeaturesBug FixesCompatibility Considerations

R2011a9-2New bwconvhull Function Computes Convex Hull ImageUse bwconvhull to compute the convex hull image from a binary image.New dicomwrite Option W

9-3Also, the label matrix returned by watershed was class double in previous releases,and is now an unsigned integer class.If you want to return a la

R2011a9-4the image twice. In addition, the original implementation of the Canny filter included anextra morphological thinning step that is not in the

R2010bVersion: 7.1New FeaturesBug FixesCompatibility Considerations

R2010b10-2New corner Function Detects Corners in ImageThe new corner function detects corners in a grayscale or binary image. Corners are afeature you

10-3The ImageMagnification Field of the nitfinfo Function Now Returns aNumeric ValueThe ImageMagnification field of the nitfinfo function has been up

R2010aVersion: 7.0New FeaturesBug FixesCompatibility Considerations

viiWriting private metadata when anonymizing DICOM files . . . 6-3Expanded color options with imshowpair . . . . . . . . . . . . . . . 6-3Performance

R2010a11-2New ImageAdapter Class Supports Custom File Formats for blockprocThe blockproc function, introduced in R2009b, supported file-based block pr

11-3The medfilt2 function is now hardware optimized for integer data types (uint8, uint16,and int16) and the single data type with kernel size 3 x 3.

R2010a11-4C = improfile(I,xi,yi,N)has changed. In the syntax above, N specifies the number of points for which to computeintensity values and xi and y

R2009bVersion: 6.4New FeaturesBug FixesCompatibility Considerations

R2009b12-2New blockproc Function to Process Large ImagesThe new blockproc function supports file-based block processing for arbitrarily largeTIFF imag

12-3Intel Integrated Performance Primitives Library Upgraded and SupportExtended to maci64The Intel® Integrated Performance Primitives (Intel IPP) Li

R2009b12-4Parameter Description'ThetaResolution' Real scalar value between 0 and 90, exclusive,that specifies the spacing (in degrees) of th

12-5Modified Behavior for the regionprops ConvexHull PropertyThe 'ConvexHull' property of regionprops depends on the MATLAB convhull functi

R2009b12-6Multithreaded Functions• applylut• bwpack• bwunpack• imdilate• imerode• imreconstruct

R2009aVersion: 6.3New FeaturesBug FixesCompatibility Considerations

viii ContentsNew graydist Function Computes Gray-Weighted DistanceTransform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

R2009a13-2Faster, Less Memory-Intensive Workflow for Labeling Regions andMeasuring Their PropertiesThe bwconncomp function computes connected componen

13-3In previous releases, if you changed the preferences with the iptsetpref command,these changes would revert to the default setting when you finis

R2009a13-4getColor, getLabelVisible, and setLabelVisible Methods Added toimdistlineimdistline now includes a getColor method that returns the color us

R2008bVersion: 6.2New FeaturesBug FixesCompatibility Considerations

R2008b14-2Performance ImprovementsThe performance of several existing toolbox functions has been improved in this release,including:• Binary erosion a

14-3the same size as your original image. The new image will appear with the center of viewin the same relative position as in the original image.Com

R2008b14-4Compatibility ConsiderationsIn previous releases, when you opened the Adjust Contrast tool, the Window/Level toolautomatically turned on at

14-5R2008a Code R2008b Codefor idx = 1:numel(values)val = values{idx};if ~ischar(val) || size(val,1) > 1values{idx} = evalc('disp(values{idx}

R2008b14-6the impixelinfo tool would update to reflect changes to the image. Now you must callthe impixelinfo tool again after opening the second imag

R2008aVersion: 6.1New FeaturesBug FixesCompatibility Considerations

ixedge Function No Longer Smooths Image Twice . . . . . . . . . 9-3Functions and Function Elements Being Removed . . . . . . . . 9-4R2010b New corner

R2008a15-2Create High Dynamic Range (HDR) Images and Write Them to FilesCreate a high dynamic range image from a group of low dynamic range images usi

15-3api = iptgetapi(h)api.method()Compatibility ConsiderationsThe class of the data returned by the ROI tools is now a handle to an ROI class, suchas

R2008a15-4aliasing to avoid writing tag data multiple times when it is included in more than oneprofile table.cp2tform Function Supports New Transform

15-5• Detecting Cars in a Video of Traffic is a new demo that shows how to use the toolboxto visualize and analyze videos or image sequences.• Measur

R2007bVersion: 6.0New FeaturesBug FixesCompatibility Considerations

R2007b16-2New Interactive Image Sequence and Video ViewerThe toolbox now supports a new interactive image sequence viewer, called the MoviePlayer (imp

16-3returns a low-pass filtered version of the image, half the size of the original image. If youspecify the 'expand' parameter, impyramid

R2007b16-4Each of the ROI creation functions supports an API that you can use to control aspectsof its behavior and appearance. For example, you can u

16-5Function Description of Changeimshow Is not supported when MATLAB is started with the -nojvm option.imhist Can now be embedded in custom GUIs.fan