image thumbnail

updated 1 day ago

Hyperspectral unmixing and denoising by Hemant Kumar Aggarwal

Demo of hyperspectral unmixing in the presence of mixed noise. (hyperspectral image p..., unmixing, denoising)

demo()

image thumbnail

updated 2 months ago

Mixed Noise Reduction by Hemant Kumar Aggarwal

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

demo()

funSSTV(noisy,maxiter,lambda,mu,nu)

image thumbnail

updated 1 year ago

Impulse denoising by Hemant Kumar Aggarwal

This code reduces impulse noise from hyperspectral images. (hyperspectral denoisi..., impulse noise, low rank)

demoDenoising()

funDenoising(y,sizex,mu,maxiter)

image thumbnail

updated 1 year ago

Compressive HyperSpectral Imaging by Hemant Kumar Aggarwal

This code demonstrates compressed sensing of Hyperspectral images in the presence of impulse noise. (image processing, hyperspectral imaging, compressed sensing)

DemoHSI()

funHSI(A,y,sizex,lambda,mu,maxiter)

image thumbnail

updated 1 year ago

Impulse Denoising using split Bregman approach by Hemant Kumar Aggarwal

Salt and pepper noise reduction using split-Bregman approach (optimization, image processing)

FunDenoiseTV(noisy,p,q,maxiter,lambda,mu1,mu2)

FunSynthesisPrior(noisy,p,q,maxiter,lambda,mu1,mu2)

myPSNR(org,recon,skip)

image thumbnail

updated almost 2 years ago

HyperSpectralDenoising.zip by Hemant Kumar Aggarwal

Impulse Noise Reduction from Hyperspectral Images (image processing, sparse recovery)

FunAP(noisy)

FunGAP(noisy)

FunGSP(noisy)

image thumbnail

updated 2 years ago

Multi Spectral Demosaicing algorithms by Hemant Kumar Aggarwal

Implementation of two multispectral demosaicing algorithms. (image processing, signal processing)

BTESinterpolate(x)

BTESonestep(x,toprow,topcol,var)

PSNR(org,recon,skip)

image thumbnail

updated 2 years ago

Sparse Randomized Kaczmarz for Multiple Measurement Vectors. by Hemant Kumar Aggarwal

Implementation of sparse randomized Kaczmarz algorithm to handle multiple measurements. (kaczmarz algorithm, sparse randomized kac...)

NormalMatrix(m,n)

srkMMV(A,B,J,estSupp,numsol)

Demo.m

Contact us