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updated 25 minutes ago

Image Encryption Using Secure Force (64-bit) Algorithm by Shujaat Khan

Shujaat Khan

This submission is the implementation of Secure Force (SF) Encryption Algorithm on images. (security, algorithm, encryption)

Binary2Dec( binary )

Binary2Hex( binary )

Dec2Bin( dec )

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updated 2 hours ago

inpolygons by Kelly Kearney

Kelly Kearney

Finds points inside multiple polygons, holes possible. (approximation, interpolation, polygon)

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updated 7 hours ago

Multi-Focus Image Fusion for Visual Sensor Networks in DCT Domain by Mohammad Haghighat

Mohammad Haghighat

Simulation of two multi-focus image fusion methods in DCT domain: 1.DCT+Variance 2.DCT+Variance+CV (book database, clock database, pepsi database)

dctVarFusion(im1, im2)

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updated 7 hours 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 7 hours ago

Feature Mutual Information (FMI) Image Fusion Metric by Mohammad Haghighat

Mohammad Haghighat

A non-reference image fusion metric based on mutual information of image features (image fusion, metric, image fusion metric)

fmi(ima, imb, imf, feature, w)

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updated 7 hours ago

Multi-Focus Image Fusion in DCT Domain by Mohammad Haghighat

Mohammad Haghighat

Simulation of two multifocus image fusion methods: 1.DCT+Variance 2.DCT+Variance+CV (dct domain, image fusion, multifocus)

dctVarFusion(im1, im2)

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updated 7 hours 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 10 hours ago

Cubehelix Colormaps: Beautiful, Distinct, Versatile! by Stephen Cobeldick

Stephen Cobeldick

The most versatile colormap generator ever! Suitable for grayscale conversion. Maximally distinct. (colormap, color scheme, color)

cubehelix(N,start,rots,hue,gamma,rng,dmn)

cubehelix_find(map,pos,prm)

cubehelix_view(N,start,rots,hue,gamma,rng,dmn)

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updated 16 hours ago

A GUI based log, power and DCT tranformer by Pradeep Gowda

Pradeep Gowda

it is a point transformation of gray scale images (image processing)

image_8x8_block_dct( input_image )

log_t(a,val)

pdip_dct2( in )

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updated 2 hours ago

Chebfun by Chebfun Team

Chebfun Team

Chebfun is an open-source package for numerical computation with functions to 15-digit accuracy (approximation, interpolation, quadrature)

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updated 1 day ago

Mixed Noise Reduction by Hemant Kumar Aggarwal

This code reduces mixed noise from hyperspectral images using total variation (image processing, total variation, hyperspectral denoisi...)

demo()

funSSTV(noisy,maxiter,lambda,mu1,mu2)

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updated 1 day ago

Shape recognition using 2-D correlation by Diego Barragán

Diego Barragán

Shape recognition using 2-D correlation. Input images are read from webcam. (shape recognition, image processing, signal processing)

rec_shapes.m

clip_shape(imagen)

read_shape(imagn)

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updated 2 days ago

bond pricer by mono

mono

compute the yield curve and price zero coupon bond (yield curve, zero coupon bond, pricing)

CIR_CompoundRate_Kalman_fmincon(input_data)

CIR_SpotRate_LSM_fmincon(input_data)

CIR_pricing(input_data,flag,r0,tau)

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updated 2 days ago

PICT: Particle Image Characterization Tool by Gaurav Arya

Gaurav Arya

Quantitative image analysis tool for characterizing structural properties of nanoparticle clusters (image processing, modeling, statistics)

linspecer.m

PICT_analyze_images(dataDir)

PICT_calibrate(dataDir)

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updated 2 days ago

Multiple Traveling Salesmen Problem - Genetic Algorithm, using multi-chromosome representation by András Király

András Király

Finds a (near) optimal solution to a modified MTSP by a GA, with additional constraints (optimization, genetic algorithm, multiple traveling sa...)

mtsp_ga_multi_ch(xy,dmat,salesmen,min_tour,max_tour,tw,po...

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updated 2 days ago

Active spline model (win) by Jen Hong Tan

Jen Hong Tan

A new model-based segmentation. It is close to active shape model, but uses Catmull-Rom spline. (computer vision, image processing, medical imaging)

jFlashingStr(hdl, StrContent, dur)

jFlashingStrStreamS(StringContent)

jasplmgomodel(asplm)

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updated 2 days ago

Active spline model (mac) by Jen Hong Tan

Jen Hong Tan

A new model-based segmentation. It is close to active shape model, but uses Catmull-Rom spline. (computer vision, image processing, medical imaging)

jFlashingStr(hdl, StrContent, dur)

jFlashingStrStreamS(StringContent)

jasplmgomodel(asplm)

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updated 2 days ago

Complex matrix inversion by Real matrix inversion by Feng Cheng Chang

Feng Cheng Chang

Calculate the complex matrix inverse by using only real matrix inverse (mathematics, matlab, matrix)

inv_CR(M)

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updated 2 days ago

Polar Onion Peeling by Natan

Natan

Apply polar onion peeling method for analyzing velocity map imaging (VMI) data. (onion peeling, physics, chemistry)

POP(im, bParams, qParams, cartImage)

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updated 2 days ago

Improved Digital Image Correlation (DIC) by Elizabeth Jones

Elizabeth Jones

Calculate full-field displacements and strains from a set of images with a random speckle pattern. (digital image correla..., experimental mechanic..., noncontact)

Shape_Funct_LH.m

FEM_strains_setup_GUI_compatible(N_Elem_Order,gridx,gridy...

ParforProgressStarter2(s, n, percentage, do_debug, run_ja...

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updated 3 days ago

CVXB: Image segmentation with artifacts and bias by Dominique Zosso

Dominique Zosso

Region-based image segmentation model with artifacts (outliers) detection and bias correction. (image processing, image segmentation, chanvese)

CVXB( I, u, lambda, alpha, beta, gamma, rho, tau_u, tau_L...

CVXBdemo.m

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updated 3 days ago

Imagine by Christian Wuerslin

Christian Wuerslin

4D/3D image visualization and evaluation GUI. (3d, potw, pick of the week)

Imagine

fLiveWireCalcP.m

fLiveWireGetPath.m

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updated 3 days ago

DavidMercier/NIMS by David MERCIER

David MERCIER

A Matlab GUI to plot and to analyze (nano)indentation data (obtained with conical indenters) (gui, data import, data export)

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updated 3 days ago

Multi-Exposure Image Fusion Based on Illumination Estimation by Vassilios Vonikakis

Vassilios Vonikakis

A function for fusing two or more differently exposed images of a High Dynamic Range (HDR) scene. (hdr, high dynamic range, multiple exposures)

HDRblend(imagepath,image_type,contrast,gamma,verbose)

test_HDRblend.m

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updated 3 days ago

Matriz de energias by Luis Fernando Mendoza

Luis Fernando Mendoza

Quantum Physics (mathematics)

Matrizenergiasimpureza.m

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updated 4 days ago

A GUI based bitplane extarction of grayscale image. by Pradeep Gowda

Pradeep Gowda

this code extracts the bit plaens of an grayscale image (image processing)

bit_plane(varargin)

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updated 4 days ago

HPF - a big decimal class by John D'Errico

John D'Errico

High precision floating point arithmetic, a new class written in MATLAB (hpf, multiple precision, big decimal)

Demo script for my High Precision Floating point decimal

DefaultDecimalBase(DBaseNew)

DefaultNumberOfDigits(NDig,varargin)

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updated 4 days ago

patch2grid by Ivan Kostylev

Ivan Kostylev

Converts patch data to gridded data. (patch, grid, image)

patch2grid.m

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updated 4 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 5 days ago

2 Dimensional Optimization using a Continuous Genetic Algorithm by Hashem Rizk

Hashem Rizk

Function Optimization using a Continuous Genetic Algorithm (gentic, optimization, gui)

GeneticAlgorithmOptimizationGUI(varargin)

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updated 7 days ago

Command-line peak fitting function for time-series signals by Tom O'Haver

Tom O'Haver

Command-line peak fitter for time-series signals. Version 6.1, January 2015 (statistics, chemistry, curve fitting)

peakfit(signal,center,window,NumPeaks,peakshape,extra,Num...

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updated 7 days ago

Diffusion-driven Regularization Functional by Baraka Maiseli

Baraka Maiseli

This function addresses the ill-posedness of the super-resolution problem (image processing, signal processing, restoration)

regularizeSR( u, f )

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updated 7 days ago

Regularized Multiframe Super-resolution Model by Baraka Maiseli

Baraka Maiseli

The function implements the regularized multiframe super-resolution model (image processing, image registration, superresolution)

ANDIFFSR(s, delta_est, phi_est, factor)

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updated 7 days ago

ANDIFFSR(s, delta_est, phi_est, factor) by Baraka Maiseli

Baraka Maiseli

This function implements the regularized multiframe super-resolution model (superresolution, regularization, inverse problems)

ANDIFFSR(s, delta_est, phi_est, factor)

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updated 7 days ago

Resize binary edge image while maintaining curves connectivity and line thickness of one pixel by sagi eppel

sagi eppel

Resize binary edge image while maintaining curves connectivity and line thickness of one pixel (image processing, image analysis, computer vision)

Resize_binary_edge_image(I,Sy,Sx)

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