Determining query types

1
Determining query types

• by analysing intonation

2
Overview

• Using prosodic features of utterances
• Generating set of prosodic labels with which test
  utterances are annotated
• Trying to determine which class the utterances
  belong to
• action, problem, connect, who, info, other

3
Contents

• Motivation
• Corpus
• Prosody
• System architecture
• pitch extraction
• segmentation
• prosodic labelling
• label sequences (n-grams)
• Results
• Conclusions

4
Motivation

• Linguists (Crystal, Searle) found relationship
  between
• prosody and utterance type (question, command