NTCIR-7 Patent Translation Experiments at Hitachi.
Hiroyuki KumaiHirohiko SagawaYasutsugu MorimotoPublished in: NTCIR (2008)
Keyphrases
- patent retrieval
- query translation
- cross language information retrieval
- clef ip
- patent search
- prior art
- test collection
- english chinese
- machine translation
- query expansion
- patent documents
- cross lingual information retrieval
- information retrieval
- retrieval effectiveness
- cross language retrieval
- cross language
- parallel corpora
- bilingual dictionaries
- cross lingual
- parallel corpus
- search engine
- ir evaluation
- average precision
- translation model
- intellectual property
- chinese english
- retrieval model
- learning algorithm
- machine learning