Scientific Literature Retrieval Model Based on Weighted Term Frequency.
Xi Quan YangDian YangMing YuanXing Hua LvPublished in: IIH-MSP (2014)
Keyphrases
- term frequency
- scientific literature
- retrieval model
- average precision
- text mining
- text categorization
- text classification
- tf idf
- text documents
- term weighting
- information retrieval
- bag of words
- test collection
- language model
- query terms
- document retrieval
- inverse document frequency
- information retrieval systems
- query expansion
- retrieval systems
- digital libraries
- vector space
- retrieval effectiveness
- biomedical literature
- text processing
- document representation
- user queries
- vector space model
- relevance feedback
- knowledge representation
- image content
- image retrieval
- image database
- news video
- information extraction
- data analysis
- relevant documents
- n gram
- knowledge base
- machine learning