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Stephen Becker


University of Colorado Boulder

12 total contributions since 2008

Professor of applied math
Professional Interests: optimization, signal processing

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Stephen Becker's Badges

  • Personal Best Downloads Level 3
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Answered
How do I extract data from MATLAB figures?
The answers above are for Matlab plots, which is very helpful and should be your first choice. But I wanted to comment that ther...

1 year ago | 0

Submitted


fastRPCA
Code for Robust PCA

1 year ago | 21 downloads |

Submitted


zeroSR1
Very fast code for solving lasso and non-negative least-squares problems

1 year ago | 1 download |

Submitted


Sparsified K-Means
Extremely fast K-Means for big data

1 year ago | 6 downloads |

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Submitted


mex interface for bound constrained optimization via ASA
ASA solves bound constrained problems; the user provides routines to calculate the function and grad

2 years ago | 1 download |

Submitted


CoSaMP and OMP for sparse recovery
Orthogonal Matching Pursuit (OMP) and Compressive Sampling Matched Pursuit (CoSaMP).

3 years ago | 25 downloads |

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Submitted


LBFGSB (L-BFGS-B) mex wrapper
Mex wrapper for lbfgsb v3.0 fortan library. L-bfgs-b solves box-constrained optimization.

5 years ago | 27 downloads |

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Question


Take advantage of Hermitian matrices with eigs
I want to use "eigs" on a Hermitian matrix. If I have a symmetric matrix, I can tell "eigs" that it is symmetric (and real) and ...

7 years ago | 1 answer | 0

1

answer

Answered
Using GotoBLAS2 in a MATLAB MEX file (shared library help?)
Matlab is probably adding a -lmwblas flag somewhere, so their version of blas is overriding yours. You can probably edit mexopts...

8 years ago | 0

Submitted


idctt
type II Inverse DCT (i.e. type III DCT)

12 years ago | 1 download |

Submitted


dctt
type II DCT, improvement to matlab's dct

12 years ago | 1 download |

Submitted


persistent fft
fft via a radix2 algorithm

12 years ago | 2 downloads |