Combining prior knowledge and boosting for call classification in spoken language dialogue.
Marie RocheryRobert E. SchapireMazin G. RahimNarendra K. GuptaGiuseppe RiccardiSrinivas BangaloreHiyan AlshawiShona DouglasPublished in: ICASSP (2002)
Keyphrases
- spoken language
- dialogue system
- prior knowledge
- decision trees
- feature selection
- multiple classifier systems
- language processing
- semantic analysis
- classification accuracy
- support vector
- classification algorithm
- text classification
- recognition errors
- spontaneous speech
- cost sensitive
- domain knowledge
- machine learning
- natural language
- learning algorithm
- information retrieval
- knowledge acquisition
- machine learning algorithms
- speech recognition
- data mining
- machine learning methods
- support vector machine
- feature vectors
- training set