Keywords Extraction based on Sentence-Ranking from Chinese Patents.
Zhihong WangYi GuoTianmei QiPublished in: SEKE (2018)
Keyphrases
- keywords
- keyword extraction
- text summarization
- keyword search
- information extraction
- ranking algorithm
- information retrieval
- keyword queries
- search engine
- comparative sentences
- text documents
- natural language
- ranking functions
- key phrase extraction
- text representation
- web search
- united states
- automatic extraction
- text retrieval
- web documents
- learning to rank
- named entity recognition
- noun phrases
- relevance model
- intellectual property
- natural language processing
- text mining
- query expansion
- syntactic analysis
- automatic summarization
- sentence level
- document set
- n gram
- chinese characters
- user queries