An information-theoretic perspective of tf-idf measures.
Akiko N. AizawaPublished in: Inf. Process. Manag. (2003)
Keyphrases
- information theoretic
- tf idf
- information theoretic measures
- information theory
- mutual information
- weighting scheme
- information retrieval
- vector space model
- entropy measure
- document clustering
- text documents
- retrieval model
- text categorization
- ranking algorithm
- shannon entropy
- term weighting
- learning algorithm
- knowledge discovery
- similarity measure
- active learning
- generative model
- semantic similarity
- text classification
- information retrieval systems
- dimensionality reduction
- probabilistic model