[SciPy-user] pdf of multivariate normal

Stefan van der Walt stefan@sun.ac...
Tue Nov 27 03:11:41 CST 2007


On Mon, Nov 26, 2007 at 07:34:16PM -0800, Andrew Straw wrote:
> I have the same question myself. I found one implementation:
> scikits.learn.machine.em.densities.gauss_den()
> 
> Is there a version in scipy (or numpy)? After searching, I think not,
> but it does seems this belongs in there -- perhaps in scipy.stats. Any
> reason beyond the usual (lack of time) why it's not there already?

Isn't learn.machine.em.densities.gauss_den used to estimate parameters
for Gaussian mixture models?  For a multivariate Gaussian, the mean
and covariance can be calculated directly.

Regards
Stéfan


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