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Improving Device Directedness Classification of Utterances With Semantic Lexical Features.
Kellen Gillespie
Ioannis C. Konstantakopoulos
Xingzhi Guo
Vishal Thanvantri Vasudevan
Abhinav Sethy
Published in:
ICASSP (2020)
Keyphrases
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lexical features
emotion classification
classification accuracy
feature vectors
training set
machine learning
decision trees
low level
support vector
supervised learning
document classification
high level
training samples