Document Expansion for Cross-Lingual Passage Retrieval.
Eneko AgirreOlatz AnsaXabier ArregiMaddalen Lopez de LacalleArantxa OtegiXabier SaralegiPublished in: CLEF (Notebook Papers/LABs/Workshops) (2010)
Keyphrases
- cross lingual
- passage retrieval
- language modeling
- language model
- question answering
- document retrieval
- retrieval model
- query expansion
- machine translation
- relevance model
- audio visual
- information retrieval
- retrieval systems
- test collection
- n gram
- free text
- pseudo relevance feedback
- text classification
- information retrieval systems
- information extraction
- probabilistic model
- retrieval effectiveness
- multi modal
- relevance feedback
- question answering systems
- vector space model
- document clustering
- vector space