Automatic Categorization of Japanese Patents based on Surrogate Texts.
Yuen-Hsien TsengDa-Wei JuangChi-Jen LinPublished in: NTCIR (2005)
Keyphrases
- automatic categorization
- text categorization
- document categorization
- text documents
- information retrieval
- document clustering
- prior art
- feature selection
- text classification
- support vector machine
- natural language
- query expansion
- keywords
- neural network
- data sets
- nearest neighbor
- knn
- digital libraries
- meta learning
- decision trees
- learning algorithm