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updated 1 year ago

nnls - Non negative least squares by Bill Whiten

nnls - Alternative to lsqnonneg: faster on large problems, improved convergence, optional restart (lsqnonneg alternative, nnls, non negative least sq...)

[x,w,info]=nnls(C,d,opts)

nnlstest1.m

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updated 1 year ago

LBFGSB (L-BFGS-B) mex wrapper by Stephen Becker

Mex wrapper for lbfgsb v3.0 fortan library. L-bfgs-b solves box-constrained optimization. (optimization, constrained optimizat..., quasinewton)

Non-negative least-squares (NNLS) using L-BFBS-B

compile_mex

lbfgsb

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updated 7 years ago

MTRON by Christoph Ortner

MTRON is a Matlab wrapper for the Fortran software TRON (a large scale trust region Newton method). (optimization, large scale, unconstrained)

...

plap(u, p)

test_mtron

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updated 7 years ago

active set algorithm by Uriel Roque

solve linear least squares problem with nonnegative variables (linear algebra, nnls, nvlsq)

activeset(A,b)

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updated 8 years ago

newton's algorithm for nnls by Uriel Roque

Solves the linear least squares problem with nonnegative variables using the newton's algorithm (linear algebra, newton, interiorpoint)

newton(A,b,x0,niter)

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updated 8 years ago

predictor-corrector algorithm by Uriel Roque

Solves linear least squares with nonnegative variables (linear algebra, nnls, nvlsq)

pcnnls(A,b,x0,niter)

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updated 8 years ago

nnls by Uriel Roque

block principal pivoting algorithm (optimization, nnls, nvlsq)

blocknnls(A,b,p_type)

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updated 11 years ago

NNLS and constrained regression by Rasmus Bro

M-files for non-negativity constrained least squares regression. (statistics, probability, nonnegativity)

fnnls(XtX,Xty,tol)

fnnlsb(XtX,Xty,P_old,Z_old,tol)

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