[SciPy-dev] new sparsetools + umfpack

Robert Cimrman cimrman3 at ntc.zcu.cz
Wed Jan 10 08:23:20 CST 2007


Matthew Brett wrote:
> On 1/10/07, Robert Cimrman <cimrman3 at ntc.zcu.cz> wrote:
>> Nathan Bell wrote:
>>> On 1/10/07, Robert Cimrman <cimrman3 at ntc.zcu.cz> wrote:
>>> I remain unconvinced that this is a real performance problem.  Given
>>> the speed of ensure_sorted_indices(), (it's even faster than copy()) I
>>> can't see how repeated calls would increase the total run time by more
>>> than a few %.  Do you have evidence that this is a bottleneck?
> 
> Maybe different interfaces for sorted and (possibly) unsorted?  Or is
> this not practical?

This could be done via linsolve.use_solver() easily, good idea.

r.


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