An i-vector Based Approach to Training Data Clustering for Improved Speech Recognition.

Yu Zhang Jian Xu Zhi-Jie Yan Qiang Huo

Published in: INTERSPEECH (2011)

Keyphrases

speech recognition
data clustering
wall street journal corpus
isolated word
clustering algorithm
unsupervised learning
acoustic models

hidden markov models
language model
automatic speech recognition
k means
speech synthesis
cluster analysis
speech recognizer

speech signal
speech recognition technology
supervised learning
pattern recognition
speech processing
speaker identification
training set

speech recognition systems
training process
speech retrieval
neural network
speech recognizers
high dimensional
data mining