Comparison of Methods for Topic Classification of Spoken Inquiries.
Rafael TorresHiromichi KawanamiTomoko MatsuiHiroshi SaruwatariKiyohiro ShikanoPublished in: Inf. Media Technol. (2013)
Keyphrases
- significant improvement
- classification method
- pattern recognition
- preprocessing
- machine learning methods
- benchmark datasets
- benchmark data sets
- feature selection
- decision trees
- information retrieval
- classification schemes
- classification models
- machine learning algorithms
- high dimensional data
- supervised learning
- computational cost
- image classification
- data mining techniques
- cross validation
- classification accuracy
- feature extraction
- classification scheme
- classification systems
- machine learning
- feature extraction and classification
- higher classification accuracy