Interactive Peak Fitter (Version 9.2) by Tom O'Haver

Keyboard operated peak fitting function for time-series signals. (chemistry, curve fitting, peak fitting)

ipf(arg1,arg2,arg3,arg4)

Peak Fitter by Tom O'Haver

Command-line peak fitter for time-series signals. Version 3.6: February, 2013. (statistics, signal processing, decomposition)

[FitResults,LowestError,BestStart,xi,yi,BootResults]=peakfi...

Matrix Decomposition by Aleksander

Positive definite correlation matrix based on spectral decomposition. Now both for .m, C and Mex (spectral decompositio..., cholesky decompositio..., correlation matrix)

SpectralDP(Correlation)

Symmetric eigenvalue decomposition and the SVD by Yuji Nakatsukasa

Eigendecomposition of a symmetric matrix or the singular value decomposition of an arbitrary matrix (mathematics, matrix, eigenvalue)

qdwh(A,alpha,L,piv)

qdwheig(H,normH,minlen,NS)

qdwhsvd(A,a,b,minlen,NS);

VoronoiLimit by Jakob Sievers

Constrain the vertices of a Voronoi decomposition to the domain of the input data. (voronoi, decomposition, mathematics)

[V,C]=VoronoiLimit(x,y)

Variance decomposition by Karolina

Simple routine for variance decomposition (explained variance, shock, decomposition)

decomp.m

Matrix Products Expressed in Terms of Individual Operands by Matt J

A class representing products of matrices, internally storing/manipulating them separately. (oop, matrix product, product)

prodcasctest(TOL)

ProdCascade(opsequence)

Wavelets and fractals: where the 2 techniques meet by Alexey Borovoy

In this submission a unique position of Haar wavelet in image processing is revealed. (haar, wavelet, fractal)

compare(N)

hwdt(x)

QR/RQ/QL/LQ factorizations by Ivo Houtzager

QR/RQ/QL/LQ factorizations of an array. (ql, lq, rq)

lq.m

make_factor.m

ql.m

Efficient Object-Oriented Kronecker Product Manipulation by Matt J

A class for efficient manipulation of N-fold Kronecker products in terms of their operands only. (kronecker, oop, tensor)

krontest(TOL)

krontest(TOL)

KronProd

Separate Kernel in 1D kernels by Dirk-Jan Kroon

Decompose an arbitrary N dimensional filtering kernel into 1D kernels, for faster filtering (2d, gaussian, 3d)

[K1 KN ERR]=SeparateKernel(H)

Harmonic Reconstruction by Ikaro Silva

Reconstruction of a signal through its estimated harmonic components. (harmonics, fundamental, periodic)

[varargout]=harmonic_est(x,varargin)

[varargout]=harmonic_recon(varargin)

Interactive Peak Fitter, version 2.2 by Tom O'Haver

A peak fitting program for time-series signals. (chemistry, physics, peak fitting)

(2.*n)./(1+n);

4*exp(-e).*(1-exp(-e)); g(1:round(a1))=0;

ExpBroaden(g',timeconstant);

Zernike decomposition by Alex Chtchetinine

Decomposition of a 2-D function by set of Zernike functions (decomposition, chemistry, zernike functions)

deco.m

WSEdecomp by Guillaume MAZE

Stationnary/Propagative components decomposition of a Longitude/Time signal with Fourier harmonics (time frequency, wavelets, fft)

WSEdecomp(S,DT,DX,varargin)

LU decomposition by Ahmad Kolahi

LU decomposition (mathematics, lu decomposition, linear system)

lu(A)

Dett by Paul Godfrey

Computes the determinant of non-square matrices. (determinant, dett, det)

dett(A, method)

IMAGE COMPRESSION & RECONSTRUCTION OF IMAGES by BABY VIJILIN

PROGRAM DECOMPOSE IMAGE,COMPRESS IT, RECONSTRUCTION IS PERFORMED. (compression, reconstruction, quality)

PQS=pqs(A,B,blok)

vi2.m

Rank-2 update to LU Factorization by Greg von Winckel

Solve an LU-factorized system with rank-2 update. (linear algebra, rank2, update)

x=lurank2(L,U,u1,v1,u2,v2,b)

LPDU decomposition by Yi Zhang

LPDU decompostion. (linear algebra, lpdu, decomposition)

LPDU(A)

Binary Dilation and Erosion by Luigi Rosa

Speed up binary dilation and erosion. (erosion, morphology, dilation)

bindil(im,se)

binero(im,se,imx_or)

example.m

pisar.m by Luis Palafox

Pisarenko Harmonic Decomposition (spectral analysis, pisarenko, harmonic)

[A,F]=pisar(xt,sin_num)