Building an ensemble of CD-DNN-HMM acoustic model using random forests of phonetic decision trees.
Tuo ZhaoYunxin ZhaoXin ChenPublished in: ISCSLP (2014)
Keyphrases
- random forests
- decision trees
- random forest
- ensemble methods
- speech recognition
- hidden markov models
- decision tree ensembles
- machine learning algorithms
- logistic regression
- tree ensembles
- training set
- base classifiers
- regression trees
- randomized trees
- regression problems
- accurate classifiers
- machine learning
- ensemble learning
- naive bayes
- head pose estimation
- regression forests
- benchmark datasets
- base learners
- majority voting
- active learning
- data sets
- machine learning methods