Gina-Anne Levow
Characterizing and Recognizing Spoken Corrections in Human-Computer Dialog Gina-Anne Levow August 25, 1998
Error Correction Spiral
Identifying Corrections
Accomplishments
Why Corrections?
Why it's Necessary
Why is it Hard?
PPT Slide
Corrections Within
Roadmap
SpeechActs System
Example Interaction
Example Interaction: Con't
System Data Overview
System: Recognition Error Types
Analysis: Data
Analysis: Duration
Analysis: Pause
Pitch Tracks
Analysis: Pitch I
Analysis: Pitch II
Analysis: Pitch III
Pitch Contour Detail
Analysis: Overview
Analysis: Phonology
Analysis: Overview II
Learning Method Options
Decision Tree Features
Decision Tree Training & Testing
Recognizer: Results (Overall)
Example Tree
Classifier Results: Misrecognitions
Misrecognition Classifier
The Recipe
Future Work
Download presentation source