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updated 3 days ago

gptoolbox by Alec

Alec (view profile)

Useful functions for geometry processing, constrainted optimization and image processing. (geometry, geometry processing, linear algebra)

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updated 19 days ago

Cosine Sine Decomposition by Ivo Houtzager

Ivo Houtzager (view profile)

Cosine Sine Decomposition of an array (linear algebra, cosine, sine)

csd.m

make_csd.m

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updated 20 days ago

JQR/JRQ/JQL/JLQ factorizations by Ivo Houtzager

Ivo Houtzager (view profile)

JQR/JRQ/JQL/JLQ factorizations of an array (linear algebra, qr, decomposition)

jlq(A,J,tol,econ)

jql(A,J,tol,econ)

jqr(A,J,tol,econ)

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updated 26 days ago

Rank-Revealing QR factorization by Ivo Houtzager

Ivo Houtzager (view profile)

Rank-Revealing QR factorization of an array (linear algebra, rankrevealing qr fact..., mathematics)

make_rrqr.m

rrqrx.m

rrqry.m

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updated 26 days ago

QR/RQ/QL/LQ factorizations by Ivo Houtzager

Ivo Houtzager (view profile)

QR/RQ/QL/LQ factorizations of an array. (linear algebra, qr, rq)

lq.m

make_factor.m

ql.m

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updated 26 days ago

Least squares with minimum-norm solution by Ivo Houtzager

Ivo Houtzager (view profile)

Least squares with minimum-norm solution (linear algebra, least, squares)

lsmin.m

lsmind.m

make_lsmin.m

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updated 26 days ago

Total Least Squares with mixed and/or weighted disturbances by Ivo Houtzager

Ivo Houtzager (view profile)

Total Least Squares with mixed and/or weighted disturbances (linear algebra, matrix, solver)

mtls(A1,A2,B,varargin)

tls(A,B,varargin)

wmtls(A1,A2,B,W,varargin)

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updated 1 month ago

ILU(k) Preconditioner by Killian Miller

Computes an ILU factorization with fill level k for general sparse matrices. (differential equation..., linear algebra, ilu)

iluk(A, lfil, Lvl)

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updated 3 months ago

regtools by Per Christian Hansen

Analysis and Solution of Discrete Ill-Posed Problems. (discrete, illposed, regularization)

lsqi.m

art.m

app_hh(A,beta,v)

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updated 3 months ago

Complex matrix inversion by Real matrix inversion by 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 4 months ago

Linear-Algebra-Tutor by Rosheen

Rosheen (view profile)

This is my term project for the subject linear algebra (computer vision, linear algebra, maths)

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updated 4 months ago

non-negative matrix factorization by Vadim Smolyakov

non-negative matrix factorization (machine learning, linear algebra)

dirrnd(aa)

generate_data()

nnmf_topic(A,K)

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updated 4 months ago

gram schmidt by Vadim Smolyakov

modified gram schmidt decomposition (linear algebra, communications)

gram_schmidt.m

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updated 5 months ago

OLS by Marco Cococcioni

This functions implements the algorithm of Orthogonal Least Squares.It can be used to rank regressor (ols, linear algebra, orthogonal least squa...)

ols.m

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updated 5 months ago

Slides for the video "Direct Methods for Sparse Linear Systems : the MATLAB sparse backslash" by Tim Davis

Tim Davis (view profile)

Slides for a plenary talk at the 2006 SIAM Annual Meeting (whitepaper, article, paper)

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updated 5 months ago

MESHND by Tim Davis

Tim Davis (view profile)

creation and nested dissection of regular 2D and 3D meshes (nested dissection, linear algebra, sparse)

meshnd

meshnd_example

meshnd_quality

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updated 5 months ago

UFget: MATLAB interface to the UF sparse matrix collection by Tim Davis

Tim Davis (view profile)

Downloads sparse matrices from the web directly into the MATLAB workspace, from a vast range of real (linear algebra, sparse, matrix)

UFget

UFget_defaults

UFget_lookup

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updated 5 months ago

spok: checks if a MATLAB sparse matrix is OK by Tim Davis

Tim Davis (view profile)

Useful for mexFunction authors only (linear algebra, sparse, mex)

spok

spok_install

spok_test

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updated 5 months ago

LINFACTOR: uses LU or CHOL to factorize a matrix, or previously computed factors to solve Ax=b by Tim Davis

Tim Davis (view profile)

A simple M-file to solve Ax=b using LU or CHOL. (inv, linear algebra, linfactor)

linfactor

lintest

lintests

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updated 5 months ago

Gaussian Elimination Example (with partial pivoting): GEE, it's simple! by Tim Davis

Tim Davis (view profile)

A set of simple functions that illustrate Gaussian Elimination with partial pivoting (gaussian elimination, partial pivoting, linear algebra)

gee_its_short

gee_its_simple

gee_its_simple_backsolve

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updated 5 months ago

Don't let that INV go past your eyes; to solve that system, FACTORIZE! by Tim Davis

Tim Davis (view profile)

A simple-to-use object-oriented method for solving linear systems and least-squares problems. (factorization, backslash, mldivide)

cheap_condest

cod

cod_qmult

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updated 5 months ago

COSBOS: COlor-Sensor-Based Occupancy Sensing by Quan Wang

Quan Wang (view profile)

Occupancy distribution estimation for smart light delivery with perturbation-modulated light sensing (image processing, smart lighting, signal processing)

...

A=solve_A_0norm(X,Y)

A=solve_A_1norm(X,Y)

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updated 6 months ago

iscoplanar.m by Brett Shoelson

Brett Shoelson (view profile)

Tests input points for coplanarity in 3-space. (linear algebra, coplanarity, input points)

iscoplanar(X,Y,Z,tolerance)

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updated 7 months ago

Lower Upper Complex NUmber by Adilson Batista

Solve linear system with complex number (mathematics, complex, linear algebra)

dec_LUx_PB_complex.m

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updated 7 months ago

symbolTests.m by Ganindu

Newton Raphson for a Linear system of equations (newton raphson, robust, linear algebra)

nrm_linearsyseq.m

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updated 8 months ago

gen_hermitian_sols.m by David Snyder

Hermitian, Positive Semidefinite Solutions to a Matrix Equation (linear algebra, statistics)

gen_hermitian_sols(A,C,k)

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updated 8 months ago

myDFT.m by Mohammad Asif Khan

To compute DFT of a given signal (dft, signal processing, linear algebra)

[y,W]=myDFT(x,N)

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updated 8 months ago

myCirConvMat.m by Mohammad Asif Khan

To perform circular convolution (circular convolution, convolution, signal processing)

[Y,H1]=myCirConvMat(x,h)

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updated 8 months ago

Galois Field Library by David Blatsky

Library of Linear Algebra functions over Finite Fields (galois field, finite field, linear algebra)

Elem.m

Field.m

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updated 8 months ago

Discrete variable representation (DVR) in 1D by Natan

Natan (view profile)

Discrete variable representation (DVR) for 1D systems in QM (physics, chemistry, linear algebra)

dvr_1d_example.m

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updated 10 months ago

Minesweeper by Brian Moore

Brian Moore (view profile)

Minesweeper GUI with classical graphics, a persistent leaderboard, and an auto-solution engine (minesweeper, gui, game)

AIfcn(board,nMines)

Minesweeper

AItest.m

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updated 10 months ago

Sparse block diagonal concatenation by Rody Oldenhuis

Rody Oldenhuis (view profile)

Sparse version of BLKDIAG() (blkdiag, block diagonal, sparse)

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updated 11 months ago

lower_upper_decomposition .m by Adilson Batista

Lower Upper Decomposition (linear algebra, lower upper decomposi...)

lower_upper_decomposition .m

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updated 11 months ago

pcg_orthogonal_projector.m by Alex

Alex (view profile)

Projected Conjugate Gradients Method by orthogonal projector. (linear algebra, domain decomposition ..., feti)

pcg_orthogonal_projector(A,b,B,c,tol,maxIt)

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updated 11 months ago

Linearly spaced multidimensional matrix without loop by Steeve AMBROISE

Steeve AMBROISE (view profile)

Generates a N-dimensional matrix of linearly equally spaced points between the matrices d1 and d2. (multidimensional oper..., multidimensional matr..., linearly spaced)

linspaceNDim(d1, d2, n)

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updated 12 months ago

General_Optimization_max_min by mohamed arous

this program for general optimization even if maximization or minimization for any linear function (linear algebra, optimization, mathematics)

General_Optimization_max_min.m

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updated 12 months ago

Matched Subspace Detector by Sam Nazari

An example implementation of Matched Subspace Detector with Noise and Interference (detection, filter, linear algebra)

subSpaceDetV2.m

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updated 1 year ago

Cramer's Rule by Ali Jadoon

Function to solve equations using cramer's rule (linear algebra)

[out]=Cram(A,b)

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updated 1 year ago

Positive-Definite Matrix by Muhammad Asim Mubeen

This function returns a positive-definite symmetric matrix. (matrix, matrices, nonlinear)

Spd_Mat(A)

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updated 1 year ago

Cumulative Matrix Multiplication by Nicolas Ayotte

This function takes a matrix A(n,n,m) and calculates the cumulative matrix product B(n,n) (linear algebra)

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updated 1 year ago

Linear Algebra Package by Brian Moore

Brian Moore (view profile)

Implements many common linear algebra functions in completely self-contained MATLAB code. (linear algebra, numerical analysis, matrix theory)

myArnoldi(mat,varargin)

myCholesky(mat,varargin)

myCompanionMatrix(c)

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updated 1 year ago

Cumulative 2x2 Complex Matrix Multiplication by Nicolas Ayotte

This takes a 2x2xm matrix and calculates the cumulative matrix multiplication along the 3rd diim. (linear algebra)

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updated 1 year ago

Conjugate Gradient Method by Yi Cao

Yi Cao (view profile)

Conjugate Gradient Method to solve a system of linear equations (mathematics, linear algebra, linear equation)

conjgrad(A,b,tol)

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updated 1 year ago

Symbolic Matrix by Zachary Danziger

Creates a matrix composed of properly indexed symbolic elements. (mathematics, linear algebra, symbolic math)

symMat(dims,Mname,type)

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updated 1 year ago

getVertices by Richard Katzwer

Calculate vertices of feasible set given linear constraints (R^2). (linear algebra, geometry, linear programming)

getVertices( dirs, levels, isSorted )

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updated 1 year ago

Two point boundary condition by Jigar Gada

This file helps to find and plot the solution to a two point boundary problem. (linear algebra, two point boundary, sparse matrix)

TwoPointBoundaryCondition.m

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updated almost 2 years ago

Defining Cartesian Reference Frames based on Point Positions by Paolo de Leva

Paolo de Leva (view profile)

Defining 3-D Cartesian reference frames based on the positions of at least 3 non-collinear points (mechanical modeling, cartesian coordinate ..., reference frame)

ARF(P, segname, side, varargin)

footBAF(HEEL, MET1, MET5, MET2, side, varargin)

frame.m

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updated almost 2 years ago

LAI by Erwin Torreao Dassen

A linear algebra over the integers package based on layered lattices. (mathematics, lattices, linear algebra)

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updated almost 2 years ago

Oblique Subspace Decomposition by Josh Carmichael

Given subspace bases H and S, this finds their oblique projections. (oblique, projection, subspace)

proj2Obliq(H,S)

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updated 2 years ago

LU factorization of a square matrix using DooLittle's algorithm by Mazhar Iqbal

Doolittle's algorithm to find LU factors (linear algebra, lu factorization, matrix decomposition)

[L U]=LU_DooLittle(A)

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