Context-Aware Document Term Weighting for Ad-Hoc Search.
Zhuyun DaiJamie CallanPublished in: WWW (2020)
Keyphrases
- context aware
- term weighting
- tf idf
- contextual information
- ubiquitous computing
- retrieval systems
- context awareness
- information retrieval
- mobile devices
- term frequency
- text categorization
- vector space model
- ambient intelligence
- text retrieval
- context aware systems
- term weights
- term weighting schemes
- user queries
- query terms
- context aware services
- language modeling
- document retrieval
- context sensitive
- current context
- search engine
- data mining
- text documents
- inverse document frequency
- artificial intelligence
- keywords
- information retrieval systems
- average precision
- language model
- semi supervised learning
- web documents
- search queries
- ranking algorithm