blas

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Is it worth using a multithreaded blas implementation along with multiprocessing in Python?

Suppose I have a 16 core machine, and an embarrassingly parallel program.I use lots of numpy dot products and addition of numpy arrays, and if I did not use multiprocessing it would be a no-brainer:Ma[详细]

2023-04-13 02:08 分类：问答
Using BLAS or LAPACK with Xcode

I\'m looking for a good guide on how to incorporate BLAS or LAPACK functions into my Objective C Program developed through Xcode.The only sources I can find online of programs in BLAS/LAPACK are writt[详细]

2023-04-12 02:00 分类：问答
Element-wise vector-vector multiplication in BLAS?

Is there a means to do element-wise vector-vector multiplication with BLAS, GSL开发者_运维百科 or any other high performance library ?(Taking the title of the question literally...)[详细]

2023-04-09 15:35 分类：问答
Benchmarking (python vs. c++ using BLAS) and (numpy)

I would like to write a program that makes extensive use of BLAS and LAPACK linear algebra functionalities. Since performance is an issue I did some benchmarking and would like know, if the approach I[详细]

2023-04-09 01:48 分类：问答
Lapack version on Mac LION

Lapack 开发者_如何学编程3.2.1 is not fully theard safe right...but 3.3 is which is recently being released by netlib with help of intel.[详细]

2023-03-31 05:37 分类：问答
Applying Boost UBLAS blas-1 to Matrices

How do I apply level 1 blas on a boost::numeric::ublas matrix? For example I want t开发者_开发问答o compute the maximum entry or the sum of all entries.[详细]

2023-03-31 03:30 分类：问答
Statically linking against LAPACK

I\'m attempting to do a release of some software开发者_C百科 and am currently working through a script for the build process. I\'m stuck on something I never thought I would be, statically linking LAP[详细]

2023-03-30 04:26 分类：问答
implementing matrix vector multiplication in assembly

I\'ve got an algorithm that does tree steps of linear algebra over and over again, loop{ first I multiply a Vector and a Matrix,[详细]

2023-03-29 14:07 分类：问答
BLAS: gemm vs. gemv

Why does BLAS have a 开发者_运维技巧gemm function for matrix-matrix multiplication and a separate gemv function for matrix-vector multiplication?Isn\'t matrix-vector multiplication just a special case[详细]

2023-03-28 18:25 分类：问答
GSL blas routines slow in Visual Studio

I just installed GSL and BLAS on Visual Studio 2010 successfully using this guide: However the matrix multiplications using cblas are ridicously slow. A friend on Linux had the same problem. Instead[详细]

2023-03-27 12:29 分类：问答