python Programming Glossary: lapack

http://stackoverflow.com/questions/11368486/openmp-and-python

multiplication etc. Just to see how it competes with LAPACK . I know OpenMP enough to carry out simple tasks without the..

calling dot products and linear algebra operations in Cython?

http://stackoverflow.com/questions/16114100/calling-dot-products-and-linear-algebra-operations-in-cython

https gist.github.com pv 5437087 Note that BLAS and LAPACK expect all arrays to be Fortran contiguous modulo the lda b.. Computing inverses can be similarly done by applying the LAPACK function dgesv on the identity matrix. For the signature see.. be possible to rewrite the tokyo module to use the BLAS LAPACK exported by Scipy and bundle it in scipy.linalg so that you..

Is MATLAB faster than Python?

http://stackoverflow.com/questions/2133031/is-matlab-faster-than-python

optimized libraries such as ATLAS which provides some BLAS LAPACK routines. These should be of comparable speed to MATLAB. I'm.. in essence it depends on the libraries you are using LAPACK BLAS and how well optimised it is. This link has a list of object..

Are there advantages to use the Python/C interface instead of Cython?

http://stackoverflow.com/questions/5720272/are-there-advantages-to-use-the-python-c-interface-instead-of-cython

and numpy by writing some modules in C or C using BLAS and LAPACK. I also want to be able to distribute the code as standalone..

whats the fastest way to find eigenvalues/vectors in python?

http://stackoverflow.com/questions/6684238/whats-the-fastest-way-to-find-eigenvalues-vectors-in-python

numpy.linalg is a less faithful wrapper on the analogous LAPACK routines which sacrifice some performance for portability and.. SciPy on the other hand is a much more complete wrapper on LAPACK and which uses f2py . Select the function appropriate for your.. option performance wise is identifying any optimized LAPACK libraries such as ATLAS or Accelerate vecLib framework OS X..

Python scipy needs BLAS?

http://stackoverflow.com/questions/7496547/python-scipy-needs-blas

The selected fortran compiler must be consistent for BLAS LAPACK NumPy and SciPy. ## For GNU compiler on 32 bit systems #g77.. not be used for blas. Next you'll need to install the LAPACK stuff. The webpage's instructions do not fully work for me but..

Benchmarking (python vs. c++ using BLAS) and (numpy)

http://stackoverflow.com/questions/7596612/benchmarking-python-vs-c-using-blas-and-numpy

to write a program that makes extensive use of BLAS and LAPACK linear algebra functionalities. Since performance is an issue.. I do to increase the performance when calling BLAS or LAPACK routines Download The complete benchmark can be downloaded here.. I do to increase the performance when calling BLAS or LAPACK routines Make sure that numpy uses optimized version of BLAS..

Fastest 2D convolution or image filter in Python

http://stackoverflow.com/questions/5710842/fastest-2d-convolution-or-image-filter-in-python

that Direct DLL calls to common C libraries are alright lapack or scalapack PyCUDA is right out. It's not fair to use your.. DLL calls to common C libraries are alright lapack or scalapack PyCUDA is right out. It's not fair to use your custom GPU hardware...

Python scipy needs BLAS?

http://stackoverflow.com/questions/7496547/python-scipy-needs-blas

out all but the gfortran which I use. The subsequent lapack installation requires a fortran 90 compiler and since both installs.. mkdir p ~ src cd ~ src wget http www.netlib.org lapack lapack.tgz tar xzf lapack.tgz cd lapack cp INSTALL make.inc.gfortran.. mkdir p ~ src cd ~ src wget http www.netlib.org lapack lapack.tgz tar xzf lapack.tgz cd lapack cp INSTALL make.inc.gfortran..

Installing lapack for numpy

http://stackoverflow.com/questions/8917977/installing-lapack-for-numpy

lapack for numpy Running Ubuntu 11.10 python2.7...built numpy from.. but when I go to install it I get ImportError usr lib liblapack.so.3gf undefined symbol ATL_chemv when it tries to import lapack_lite.. undefined symbol ATL_chemv when it tries to import lapack_lite from numpy.linalg. I tried to rebuild lapack from scratch..

How to check blas/lapack linkage in numpy/scipy?

http://stackoverflow.com/questions/9000164/how-to-check-blas-lapack-linkage-in-numpy-scipy

to check blas lapack linkage in numpy scipy I am builing my numpy scipy environment.. I am builing my numpy scipy environment based on blas and lapack more or less based on this walk through. When I am done how.. scipy functions really do use the previously built blas lapack functionalities python numpy scipy lapack blas share improve..