[SciPy-user] Difference between ffts? - plots of what i am getting.

Collin Day dcday137@gmail....
Tue Oct 14 22:44:55 CDT 2008


David Cournapeau <david <at> ar.media.kyoto-u.ac.jp> writes:

> 
> Collin Day wrote:
> > No problem.  Sorry for not replying directly - I get the digests so my
> > mail box remains uncluttered.  Anyway,  I have attached two files.
> > Following are the lines of code I used:
> >   
> 
> Hi Collin,
> 
>     Would it be possible to provide the exact script which produces the
> graph ? One graph looks like a log graph, the other linear, and I can't
> see how it would be possible for both graphs to be produced by the above
> script, even assuming bugs in scipy ?
> 
> Also, to know which fft was used, could you execute the following
> command and give us the result:
> 
> import scipy
> scipy.show_config()
> 
> thanks,
> 
> David
> 

Sorry - forgot to post the following:

lapack_info:
    libraries = ['lapack']
    library_dirs = ['/usr/lib']
    language = f77

lapack_opt_info:
    libraries = ['lapack', 'blas']
    library_dirs = ['/usr/lib']
    language = f77
    define_macros = [('NO_ATLAS_INFO', 1)]

umfpack_info:
    libraries = ['umfpack', 'amd']
    library_dirs = ['/usr/lib']
    define_macros = [('SCIPY_UMFPACK_H', None), ('SCIPY_AMD_H', None)]
    swig_opts = ['-I/usr/include', '-I/usr/include']
    include_dirs = ['/usr/include']

blas_info:
    libraries = ['blas']
    library_dirs = ['/usr/lib']
    language = f77

atlas_threads_info:
  NOT AVAILABLE

fftw2_info:
    libraries = ['rfftw', 'fftw']
    library_dirs = ['/usr/lib']
    define_macros = [('SCIPY_FFTW_H', None)]
    include_dirs = ['/usr/include']

atlas_blas_info:
  NOT AVAILABLE

djbfft_info:
  NOT AVAILABLE

atlas_blas_threads_info:
  NOT AVAILABLE

fftw3_info:
  NOT AVAILABLE

blas_mkl_info:
  NOT AVAILABLE

amd_info:
    libraries = ['amd']
    library_dirs = ['/usr/lib']
    define_macros = [('SCIPY_AMD_H', None)]
    swig_opts = ['-I/usr/include']
    include_dirs = ['/usr/include']

blas_opt_info:
    libraries = ['blas']
    library_dirs = ['/usr/lib']
    language = f77
    define_macros = [('NO_ATLAS_INFO', 1)]

atlas_info:
  NOT AVAILABLE

lapack_mkl_info:
  NOT AVAILABLE

mkl_info:
  NOT AVAILABLE





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