What does the User Want? Information Gain for Hierarchical Dialogue Policy Optimisation.
Christian GeishauserSongbo HuHsien-Chin LinNurul LubisMichael HeckShutong FengCarel van NiekerkMilica GasicPublished in: ASRU (2021)
Keyphrases
- information gain
- text categorization
- decision trees
- feature selection
- mutual information
- chi squared
- chi square
- genetic algorithm
- occurrence frequency
- natural language
- correlation coefficient
- information retrieval
- co occurrence
- machine learning
- naive bayes
- optimization algorithm
- relevance feedback
- training data
- document frequency
- similarity measure
- gini index