Adjusted Viterbi Training

Joint publications with Jüri Lember, Kristi Kuljus, and Meelis Käärik

An overview of HMM-based segmentation
A generalized risk-based approach to segmentation based on hidden Markov models
An illustration of various decoders, including the Viterbi and BCJR
A constructive proof of the existence of Viterbi Processes (pdf)
The Adjusted Viterbi training for hidden Markov models (pdf) an article in Bernoulli
Adjusted Viterbi training for hidden Markov models (pdf)
Infinite Viterbi Alignments in the two state Hidden Markov Models (pdf) in Acta et Communicationes Universitatis Tartuensis
On Adjusted Viterbi Training. (from Springer)   local copy
Adjusted Viterbi Training. A Proof of Concept. (pdf)

Outdated: Matlab Code for basic experiments on Adjusted Viterbi Training in mixtures: Known weights
 VT.m (Baseline) Viterbi Training
 VA1.m Adjusted Viterbi Training
 EM

Unknown weights
 VT_uw_corr.m (Baseline) Viterbi Training with weight correction
 VA1_uw_corr.m Adjusted Viterbi Training with weight correction
 VT_uw.m (Baseline) Viterbi Training no weight correction
 VA1_uw.m Adjusted Viterbi Training no weight correction
 EM_uw.m  EM


Alexey Koloydenko


Tue Oct 28 18:33 +2 2003
Last update: Oct 23 2010