KNN and Re-ranking Models for English Patent Mining at NTCIR-7.
Tong XiaoFeifei CaoTianning LiGuolong SongKe ZhouJingbo ZhuHuizhen WangPublished in: NTCIR (2008)
Keyphrases
- knn
- k nearest neighbor
- patent retrieval
- nearest neighbor
- query translation
- learning to rank
- ranking models
- k nearest neighbour
- cross language information retrieval
- text categorization
- similarity search
- knn algorithm
- information retrieval
- distance function
- test collection
- machine translation
- data mining
- text mining
- support vector machine
- natural language
- text classification
- knowledge discovery
- feature selection
- knn classifier
- web mining
- ranking functions
- query expansion
- patent documents
- knn classification
- evaluation metrics
- loss function
- benchmark datasets
- web search
- ranking algorithm
- web search engines
- relevance judgments
- language model
- multi class
- decision trees
- neural network