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updated 17 days ago

SaivDr Package by Shogo Muramatsu

System object definitions for sparsity-aware image and volume data restoration (image processing, nsolt, ista)

fcn_ksvdsdiclrn(params)

mytest(testCaseStr)

saivdr.dictionary.nsolt.mexsrcs.fcn_AtomConcatenationHori...

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updated 22 days ago

Weighted Iterative Truncated Mean Filter by Miao Zhenwei

WITM filters (image processing, signal processing, filter)

GWITM.m

LCWITM_filter.m

LCWITM.m

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updated 1 month ago

Pseudo B-Mode Ultrasound Image Simulator by Debdoot Sheet

Simulate pseudo B-mode ultrasonic images with customized tissue echogenicity maps (image processing, signal processing, medical)

fcnPseudoBmodeUltrasoundSimulator.m

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updated 1 month ago

JPEG-based computing by Boris

This is a function to test a JPEG-based encoding/decoding algorithm (compression, demo, image processing)

entropy_cod( input_matrix, n)

get_quantization( q )

huffman_cod( input_matrix)

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updated 1 month ago

Gabor Feature Extraction by Mohammad Haghighat

This program generates a custom Gabor filter bank; and extracts the image features using them. (image processing, computer vision, pattern recognition)

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 1 month ago

Gabor Wavelets by Mohammad Haghighat

This program generates a custom Gabor filter bank; and extracts the image features using them. (image processing, computer vision, pattern recognition)

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 1 month ago

geom2d by David Legland

Geometry library for matlab. Performs geometric computations on points, lines, circles, polygons... (color, mathematics, computational geometr...)

InterX(L1,varargin)

angle2Points(varargin)

angle3Points(varargin)

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updated 4 months ago

Local binary patterns by Nikolay S.

Calculates image LBP (Local binary patterns). (lbp, image processing, pattern)

[outImg, varargout]=tightHistImg(inImg, varargin)

[radInterpFilt]=generateRadialFilterLBP(p, r)

[radInterpFilt]=generateRadialFilterLBP(p, r)

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updated 4 months ago

De-Speckling SAR (Synthetic Aperture RADAR) Image by Ashish Meshram (Meet)

De-Speckling SAR (Synthetic Aperture RADAR) Image (image processing, nondecimated wavelet ..., savitzkygolay filter)

AddSpecNoise(OI,v)

MetricsMeasurement(Orig_Image,Esti_Image)

bft(OI,A,B,C,level,n,type,thresh)

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updated 6 months ago

fourierShapeDescriptor.zip by Weicheng Kuo

Fourier shape descriptors for simple binary region (tutorial, image processing, geometry)

B=fourierShapeDescriptor(A,r)

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updated 7 months ago

ECC image alignment algorithm (image registration) by Georgios Evangelidis

This is a Matlab implementation of the ECC image alignment (image registration) algorithm. (image alignment, image registration, gradientbased registr...)

ecc(image, template, levels, noi, transform, delta_p_init)

image_jacobian(gx, gy, jac, nop)

spatial_interp(in, warp, str, transform, nx, ny)

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updated 12 months ago

Trainable COSFIRE filters for keypoint detection and pattern recognition by George Azzopardi

A COSFIRE filter detects features or patterns of interest, e.g. traffic signs in complex scenes. (cosfire, keypoint, feature)

COSFIRE_Application(example)

Gabor(img, lambda, aspectratio, bandwidth, orientation, s...

Parameters(type)

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updated 1 year ago

Two-dimensional trilateral filter by Pekka Astola

Filters a grayscale image with the trilateral filter by P. Choudhury and J. Tumblin (trilateral filter, bilateral filter, filtering)

BilateralGradientFilter(...

DetailBilateralFilter(inputImage,adaptiveRegion,...

buildMinMaxImageStack(gradientMagnitude,maxLevel)

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updated 1 year ago

Gabor filtering on an image by Deepak Kumar Rout

Application of gabor filter on image (gabor filter, image processing, image)

gb=gabor_fn(sigma,theta,lambda,psi,gamma)

gabor_program.m

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updated 1 year ago

Bregman Cookbook by Jerome Gilles

This toolbox provides signal/image/3D processing based on Bregman Iterations (bregman, l1, sparse)

R=AddCurveletArray(A,B)

R=AddFrameletArray(A,B)

R=ShrinkComplexCurvelet(A,tau)

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updated 2 years ago

Gabor Filetr GUI by Nikolay S.

Design apply and learn the Gabor Filter via GUI. (gabor, gabor filters, filter bank)

GaborFilterDesighnNik(varargin)

Gabor Filter GUI

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updated 2 years ago

Can you hear the Image? Tool that allows you to transform image into audible sounds by Uri Dubin

This demo transforms image spatial information to sounds. It helps blind to "see" the image. (image processing, signal processing)

SOI_SoundsOfImages(varargin)

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updated 2 years ago

Vessel branch segmentation by Hiroshi Kawaguchi

Segment the vessel branches from dynamic image of fluorescent microscopy (image processing, gui, microscopy)

VesselBranchSegmentation

[appTime, mask]=VBSvesselMask(vimg)

[map sepTime]=VBSregionMerge(appTimeImg)

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updated 3 years ago

Motion Detection by Harsha Vardhan

Motion Detection using videos recorded still camera (signal processing, image processing, video processing)

motion(A,B)

motio.m

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updated almost 5 years ago

fourier descriptor by michael scheinfeild

describe shape using fourier coefficients (fourier descriptor, shape, shape classification)

[new_indeces]=find_close_indeces(im_in)

make_fft_sec(image_edged,ncoef)

test_fourier.m

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updated 5 years ago

Effect of Range Reduction in Video/Image Compression by Fitzgerald Archibald

Range reduction demonstration using JPEG codecs. (image processing, signal processing)

ssim_index(img1, img2, K, window, L)

rangeReductionDemo.m

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updated 5 years ago

Speckle Size via Autocorrelation by Joel

Outputs the size of speckles in an image that has a **uniform background**. (autocorrelation, autocovariance, speckle)

SpeckleSize.m

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updated 12 years ago

Simple DIP demos by Tan Chin Luh

Simple DIP demo using MATLAB 6.1, Image Processing Toolbox and NN Toolbox. (tutorial, example, template matching)

[complete_rivets,incomplete_rivets]=project(x)

[pic_NNinput]=crop5box(x,thresh)

about(varargin)

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updated 12 years ago

IMUI by Kotaimen Cao

Image Processing Toolbox Utilities (gui, display, annotation)

buildmenu(hfig)

filter_addnoise(varargin)

filter_bottomhat(varargin)

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