Sentence-Ranking-Enhanced Keywords Extraction from Chinese Patents.
Zhi-Hong WangYi GuoPublished in: J. Inf. Sci. Eng. (2019)
Keyphrases
- keywords
- keyword extraction
- text summarization
- keyword search
- information extraction
- keyword queries
- information retrieval
- ranking algorithm
- natural language
- search engine
- learning to rank
- noun phrases
- key phrase extraction
- web search
- automatic extraction
- text representation
- named entity recognition
- query expansion
- comparative sentences
- text documents
- ranking functions
- user queries
- intellectual property
- prior art
- web documents
- information retrieval systems
- text retrieval
- keyphrases
- word segmentation
- patent documents