Using the Multi-level Classification Method in the Patent Mining Task at NTCIR-7.
Duo JiHuan-Yu ZhaoDongfeng CaiPublished in: NTCIR (2008)
Keyphrases
- classification method
- patent retrieval
- knn
- k nearest neighbor
- text classification
- support vector machine svm
- classification scheme
- test collection
- support vector machine
- text mining
- information retrieval
- classification algorithm
- mining algorithm
- nearest neighbor
- data mining
- patent documents
- association rule mining
- frequent patterns
- sequential patterns
- cross language information retrieval
- query translation
- real world
- selected features
- knowledge discovery
- database
- text categorization
- active learning