Overview of Patent Retrieval Task at NTCIR-3.
Makoto IwayamaAtsushi FujiiNoriko KandoAkihiko TakanoPublished in: NTCIR (2002)
Keyphrases
- patent retrieval
- clef ip
- patent documents
- patent search
- test collection
- prior art
- retrieval effectiveness
- query translation
- query expansion
- information retrieval
- retrieval model
- intellectual property
- ir evaluation
- patent information
- data sets
- web retrieval
- trec web
- evaluation framework
- search tasks
- evaluation metrics
- evaluation measures
- document collections
- natural language processing
- information technology
- learning algorithm