A maximum entropy approach to feature selection in knowledge-based authentication.
Ye ChenDivakaran LiginlalPublished in: Decis. Support Syst. (2008)
Keyphrases
- maximum entropy
- feature selection
- maximum entropy principle
- maximum entropy model
- markov models
- mutual information
- text categorization
- minimum cross entropy
- principle of maximum entropy
- random fields
- conditional random fields
- iterative scaling
- transformation based learning
- class conditional
- text classification
- multi class
- support vector machine
- multi task
- maximum entropy discrimination
- model selection
- feature set
- dimensionality reduction
- unsupervised learning
- feature subset
- classification accuracy
- feature space