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updated 1 day ago

Gabor Wavelets by Mohammad Haghighat

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 day ago

Gabor Feature Extraction by Mohammad Haghighat

Mohammad Haghighat

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

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 6 days ago

Trainable COSFIRE filters for vessel delineation with application to retinal images by Nicola Strisciuglio

Nicola Strisciuglio

B-COSFIRE filters detect line at different orientations by combining the responses of DoG filters. (vessel segmentation, image segmentation, line detector)

fakepad.m

rocarea.m

createretinamaskcolored.m

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updated 22 days ago

Local binary patterns by Nikolay S.

Nikolay S.

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

roundnS.m

assignUserInputs(funcParamsNames, varargin)

efficientLBP(inImg, varargin)

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updated 25 days ago

Synthetic Bright-Field Microscopy Image Generator by Patrik Malm

Patrik Malm

This is a synthetic image generation tool that can create realistic Pap-smear images (simulation, procedural, synthetic)

VoronoiLimit(x,y,crs)

calculate_boundary(bimage)

clothsim(target_shape,cloth_shape,max_iter)

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updated 1 month ago

SaivDr Package by Shogo Muramatsu

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 1 month ago

Infrared Image Software (IRIS) by Kevin Hellemans

Kevin Hellemans

FTIR Image Data Processing (ftir, gui, chemistry)

backcor.m

IRIS.m

CLUSTERWINDOW

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updated 2 months ago

Weighted Iterative Truncated Mean Filter by Miao Zhenwei

Miao Zhenwei

WITM filters (image processing, signal processing, filter)

GWITM.m

LCWITM_filter.m

LCWITM.m

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updated 2 months ago

Adaptive Filtering by Paulo S. R. Diniz

Paulo S. R. Diniz

  • 1 file
  • 145 downloads
  • 3.88462

MATLAB files to implement all Adaptive Filtering Algorithms in this book. (adaptive filtering, echo, signal processing)

Affine_projection(desired,input,S)

Affine_projectionCM(input,S)

CMA(input,S)

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updated 2 months ago

Pseudo B-Mode Ultrasound Image Simulator by Debdoot Sheet

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 2 months ago

LTE PDSCH by Hiren Gami

Hiren Gami

A special case of LTE PDSCH frame simulation at 1.4MHz bandwidth (lte, 4g, pdsch)

LTE_load_parameters.m

LTE_common_gen_Synchronization_Signal.m

LTE_Ref_and_Sync_signal_generation(N_subframes)

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updated 3 months ago

JPEG-based computing by Boris

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 3 months ago

geom2d by David Legland

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 6 months ago

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

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 7 months ago

fourierShapeDescriptor.zip by Weicheng Kuo

Weicheng Kuo

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

B=fourierShapeDescriptor(A,r)

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updated 1 year ago

Image Denoising based on Non Local-means Filter and its Method Noise Thresholding by Shreyamsha Kumar B. K.

Shreyamsha Kumar B. K.

Image details that are removed by NL-means filter is added back after wavelet thresholding (non localmeans filter, bilateral filter, method noise)

[g_all, vv_all]=vifsub_est_M(org,dist, subbands, M);

[ssarr, l_arr, cu_arr]=refparams_vecgsm(org,subands,M)

bayesthf(y,noise_var)

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updated 1 year ago

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

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

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

Image fusion based on pixel significance using cross bilateral filter by Shreyamsha Kumar B. K.

Shreyamsha Kumar B. K.

Fuses multifoucs and multispectral images by weighted average using the weights computed from CBF. (image fusion, pixel significance, multifocus)

[QABF,LABF,NABF,NABF1]=objective_fusion_perform_fn(xrcw,x)

[gv gh]=sobel_fn(x)

[hist_out]=imhist_fn(x)

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updated 1 year ago

Multi-Scale Edge Detection by Shan

Shan

Multi-Scale Edge Detection with Gaussian and Laplacian Pyramids (edge detection, gaussian pyramid, laplacian pyramid)

[EdgeDecision, var]=funcVarianceMapMod(inputImage, row, c...

[varianceImg, timeTaken]=funcVarianceMap(inputImage, wind...

convolve(I, F, str)

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updated 1 year ago

Bregman Cookbook by Jerome Gilles

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

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

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

SCOPE: interactively tabulate SEER excel variables by Rex Cheung

Rex Cheung

This takes SEER excel column data interactively, tabulate them, write back in table format. (data import, data export, optimization)

output=xls2tabulate2xls(xlsfilename)

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updated almost 3 years ago

Vessel branch segmentation by Hiroshi Kawaguchi

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 almost 5 years ago

MPEG2 Video Encoder by Ravi Lakkundi

Ravi Lakkundi

MPEG2 Video Encoder (mpeg2 video encoder, video codec, mpeg2)

Alignbits(BitStream)

Checkruns(block)

PutGOPHeader(BitStream)

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