An empirical study on retrieval models for different document genres: patents and newspaper articles.
Makoto IwayamaAtsushi FujiiNoriko KandoYuzo MarukawaPublished in: SIGIR (2003)
Keyphrases
- newspaper articles
- patent retrieval
- retrieval model
- patent documents
- test collection
- information retrieval
- prior art
- retrieval systems
- document retrieval
- relevant documents
- relevance assessments
- information retrieval systems
- document collections
- term frequency
- retrieval effectiveness
- vector space model
- tf idf
- query terms
- intellectual property
- query expansion
- structured documents
- language model
- language modeling
- news articles
- text retrieval
- user queries
- average precision
- relevance judgments
- document representation
- learning to rank
- vector space
- web search
- relevance feedback
- digital libraries
- multimedia