Thank you Ken for your fast answer.

I am evaluating Sphinx in order to recognize a small set of pre-recorded phrases, as  soon as I reach a stable prototype I will post a description of the work.

Bye

Mimmo

I'm non-native studying in Sanremo at Italian language school in Sanremo and still in progress of learning Italian language. I'm quite successful so far and I'm interested in the subject of statistical representation too.