Demos

This page contains some demonstrations of algorithms I've worked on. It is not very complete. In fact, it currently contains only one demo, which is not interactive. Nor is it multimedia: the only modality used is audio.

Nonnegative Matrix Factorization (NMF) Live Demo

A client-side turn-key live NMF demo on a word frequency matrix built from any corpus of documents.

Contextual ICA

Data and results from the 1996-ish cICA paper by Lucas Parra and Barak A. Pearlmutter.

Barak Pearlmutter
barak@pearlmutter.net