ANN: logfloat 0.13.3

Henning Thielemann lemming at henning-thielemann.de
Mon Mar 30 08:38:56 UTC 2015


On Sun, 29 Mar 2015, wren romano wrote:

> --------------------------------------------
> -- logfloat 0.13.3
> --------------------------------------------
>
> This package provides a type for storing numbers in the log-domain,
> primarily useful for preventing underflow when multiplying many
> probabilities as in HMMs and other probabilistic models. The package
> also provides modules for dealing with floating numbers correctly.

I am currently working on
    http://hub.darcs.net/thielema/hmm-hmatrix

It does not need log-numbers because it normalizes all temporary results. 
This way I can use fast hmatrix operations. Would normalization also be a 
solution for other probabilistic models?


More information about the Libraries mailing list