Document Re-ranking Based on Automatically Acquired Key Terms in Chinese Information Retrieval.
Lingpeng YangDong-Hong JiLi TangPublished in: COLING (2004)
Keyphrases
- information retrieval
- term weights
- document relevance
- document collections
- information retrieval systems
- learning to rank
- query terms
- document ranking
- document retrieval
- term weighting
- vector space model
- maximal marginal relevance
- relevant documents
- document length
- retrieval systems
- term weighting schemes
- relevance ranking
- tf idf
- web search
- language model
- text collections
- term frequency
- related documents
- ranked list
- text documents
- document clusters
- relevance model
- rank aggregation
- ranking functions
- document space
- probabilistic retrieval model
- search engine
- effective retrieval
- document corpus
- text summarization
- text mining
- retrieval model
- retrieval strategies
- relevance scores
- structured documents
- language modeling framework
- desktop search
- question answering
- patent prior art search
- relevance feedback
- co occurrence
- test collection
- user queries
- retrieve documents
- keyword extraction
- retrieval effectiveness
- semantic similarity
- language modeling
- document set