Inverse Document Frequency (IDF): A Measure of Deviations from Poisson.
Kenneth Ward ChurchWilliam A. GalePublished in: VLC@ACL (1995)
Keyphrases
- inverse document frequency
- term weighting
- tf idf
- term frequency
- closely related
- information retrieval
- text classification
- text retrieval
- text categorization
- document frequency
- distance measure
- retrieval model
- data mining
- k nearest neighbor
- digital libraries
- language model
- vector space model
- language modeling
- document clustering
- text documents
- retrieval systems
- bag of words
- data fusion