Softwares

Softwares

Baum-Welch

  • Description: An implementation of the Baum-Welch algorithm for estimating HMM parameters and trimming useless transitions.
  • Author: Jérôme Callut
  • References:
    • L. Baum, T. Petrie, G. Soules, and N. Weiss. A maximization technique occuring in the statistical analysis of probablistic functions of Markov chains. The Annals of Mathematical Statistics, 41(1):164-171, 1970.
    • L. Rabiner. A tutorial on hidden markov models and selected applications in speech recognition. Proceedings of the IEEE, 77(2):257-286, 1989.
    • A. Rahimi, An Erratum for "A Tutorial on Hidden Markov Models and Selected Applications in Speech Recognition". (html)
  • License: GPL-3

Stolcke HMM induction algorithm

  • Description: An implementation of Stoclke algorithm for inducing HMM.
  • Author: Jérôme Callut
  • Reference:
    • A. Stolcke. Bayesian Learning of Probabilistic Language Models. Ph. D. dissertation, University of California, 1994.
  • License: GPL-3

POMMStruct Algorithm

  • Description: An HMM induction algorithm based on First Passage Times.
  • Author: Jérôme Callut
  • Reference:
    • J. Callut and P. Dupont, Learning Partially Observable Markov Models from First Passage Times, Lecture Notes in Artificial Intelligence, No. 4701, Springer, European Conference on Machine Learning (ECML), Warsaw, Poland, pp. 91-103, 2007. (pdf)
  • License: GPL-3

K-walks Algorithm

  • Description: A sub-graph mining algorithm.
  • Authors: Jérôme Callut and Pierre Dupont
  • Reference:
    • P. Dupont, J. Callut, G. Dooms, J-N. Monette, Y. Deville, Relevant subgraph extraction from random walks in a graph, Research Report UCL/FSA/INGI RR 2006-07, November 2006. (pdf)
  • License: GPL-3

Error estimation

  • Description: Estimation of classification performances.
  • Authors: Benoit Frénay

jForest

  • Description: jForest is a general framework for Machine Learning. It implements tree ensemble based classification methods. It is designed to be very modular and allows easy tuning and modification of the tree induction, classification criterion and feature importance index.
  • Author: Jérôme Paul
  • License: GPL-3