SEM13 at the NTCIR-11 IMINE Task: Subtopic Mining and Document Ranking Subtasks.
Md Zia UllahMasaki AonoPublished in: NTCIR (2014)
Keyphrases
- document ranking
- test collection
- relevant documents
- language model
- relevance assessments
- retrieved documents
- document retrieval
- evaluation metrics
- information retrieval
- retrieval effectiveness
- query expansion
- retrieval systems
- retrieval model
- document collections
- text retrieval
- average precision
- pseudo relevance feedback
- ranked list
- data mining
- knowledge discovery
- relevance judgments
- language modeling
- web search
- text mining
- co occurrence
- probabilistic model
- machine learning