8709
The classical MLE reestimation algorithms , namely the forward-backward algorithm and the segmental k-means algorithm , are expanded and reestimation formulas are given for HMM with Gaussian mixture observation densities .
 forward-backward algorithm, MLE reestimation algorithms; segmental k-means algorithm, MLE reestimation algorithms; segmental k-means algorithm, forward-backward algorithm; reestimation formulas, HMM with Gaussian mixture observation densities
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
Answer:
 forward-backward algorithm, MLE reestimation algorithms; segmental k-means algorithm, MLE reestimation algorithms; segmental k-means algorithm, forward-backward algorithm; reestimation formulas, HMM with Gaussian mixture observation densities