LDA based PSEUDO relevance feedback for cross language information retrieval.
Xuwen WangQiang ZhangXiaojie WangYueping SunPublished in: CCIS (2012)
Keyphrases
- pseudo relevance feedback
- cross language information retrieval
- query terms
- query expansion
- retrieval effectiveness
- document retrieval
- query translation
- language model
- cross language
- relevant documents
- information retrieval systems
- user queries
- machine translation
- relevance feedback
- co occurrence
- information retrieval
- document collections
- average precision
- retrieved documents
- vocabulary mismatch
- retrieval model
- translation model
- parallel corpora
- relevance model
- language modeling
- text retrieval
- test collection
- term frequency
- query specific
- search queries
- natural language
- short queries
- web search engines
- database systems
- feature selection