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updated 1 day ago

ffts(X,V,Xq,method,window) by Dirk-Jan Kroon

Fast Fourier Transform ( FFT ) of scattered data (signal processing, fft, bspline)

ffts(X,V,Xq,method,window)

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updated 1 day ago

Apply_hough(Img) by Ahmed

hough transform function (signal processing)

Apply_hough(Img)

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updated 1 day ago

Wavelet Based Noise Robust Image Segmentation by Ashutosh Kumar Upadhyay

Segment image containing objects of various intensities and shapes in noisy inhomogenous background (image processing, wavelet, image segmentation)

WaveletBasedImageSegmentation.m

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updated 3 days ago

OSCAR by Jerome Degallaix

An optical FFT code to simulate Fabry Perot cavities with arbitrary mirror profiles (fft, physics, optical simulation)

HermitePolynomial(n, x)

LGcoefficient(mat, p, l, lambda, w, curv, gridsize)

LaguerrePolynomial(p, l, x)

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updated 3 days ago

ifilter: Interactive Fourier filter function, version 4.1 by Tom O'Haver

Keyboard-operated interactive Fourier filter function for time-series signals. (signal processing, communications, measurement)

ifilter(ix,iy,icenter,iwidth,ishape,imode,ifilt)

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updated 3 days ago

ReadPhilipsScanPhysLog(filename, channels, skipprep) by Paul Groot

ReadPhilipsScanPhysLog.m reads Philips scanphyslog files, which are created by Philips MRI scanners. (mri, philips, physiological)

ReadPhilipsScanPhysLog(filename, channels, skipprep)

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updated 5 days ago

Chebfun by 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 5 days ago

Linear Block Code Implementation Hamming code of (7,4) by Muhammad Tahir Rana

This code compare ideal channel response to uncoded and coded bit streams. (communications, signal processing)

b_c_i.m

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updated 5 days ago

Peak detection of a function by Shoaibur Rahman

This function detects the transition points (maxima and minima) in a function like y = f(x) (signal processing, image processing, filtering)

findpeaks(y,x,threshold,stepsize)

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updated 6 days ago

powersmooth by Benjamin Friedrich

Smooth noisy time-series faithfully, without distorting lower-order time-derivatives (signal processing, data exploration, approximation)

powersmooth(vec,order,weight)

demo_powersmooth.m

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updated 7 days ago

SPLINEFIT by Jonas Lundgren

Fit a spline to noisy data. (spline, splinefit, cubic spline)

SPLINEFIT EXAMPLES

ppdiff(pp,j)

ppint(pp,a,b)

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updated 7 days ago

Picket-Fence Effect of the DFT by Oktay Alkin

Picket-fence effect of the DFT. (signal processing)

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updated 7 days ago

Marginal distributions of a bivariate function by Shoaibur Rahman

This function computes the marginal distributions of each variable in a bivariate function. (probability, computer vision, statistics)

marginaldist(f,x,y,distributionType)

testFunction(x,y)

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updated 7 days ago

Fast Third Order Cross-Cumulant calculation by Brian

Performs a fast third order cross cumulant calculation between the three vectors (x,y,z). (signal processing, mathematics, statistics)

cum3xyz(x,y,z, nsamp, overlap,window)

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updated 7 days ago

Greedy Algorithms and Greedy Analysis Pursuit for Non-linear sparse recovery by Kavya Gupta

Modifications to Greedy Algorithms and Greedy Analysis Pursuit(GAP) for non-Linear sparse Recovery. (algorithm, matlab, optimization)

COSAMPEN(y,A,myfun,N,k)

COSAMPLN(y,A,myfun,N,k)

Grad(fun, x0, deltaFactor)

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updated 7 days ago

Three State land mobile satellite channel model by NAMA AJAY NAGENDRA

LMS channel (signal processing)

MarkovStateSeries

StateSeriesGenerator(sigma_duration,alpha_duration,xmin,g...

cdf(z)

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updated 8 days ago

Multi-exposure and Multi-focus Image Fusion in Gradient Domain by Sujoy Paul

An algorithm for fusion of a stack of multi-exposure and multi-focus images (image processing, image fusion, multiexposure)

ReconstructGradient.m

ChannelNorm(I,r)

GradientFusion(I)

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