An IPC-based vector space model for patent retrieval.
Yen-Liang ChenYu-Ting ChiuPublished in: Inf. Process. Manag. (2011)
Keyphrases
- vector space model
- patent retrieval
- retrieval model
- information retrieval
- test collection
- clef ip
- retrieval effectiveness
- language model
- query expansion
- document retrieval
- prior art
- vector space
- patent documents
- information retrieval systems
- average precision
- language modeling
- tf idf
- latent semantic indexing
- document clustering
- document representation
- query translation
- relevant documents
- semantic similarity
- intellectual property
- text retrieval
- relevance feedback
- web documents
- document collections
- retrieval systems
- user queries
- domain knowledge
- machine learning
- semantic information
- pseudo relevance feedback
- query terms
- artificial intelligence
- probabilistic model
- term frequency
- information extraction
- knowledge discovery