Cheshire II and Automatic Categorization
Overview
Classification
Automatic Indexing and Classification
Background and Origins
Cluster Hypothesis
Classification of Classification Methods
Properties and Classes
Monothetic vs. Polythetic
Exclusive Vs. Overlapping
Ordered Vs. Unordered
Clustering Methods
Coefficients of Association
Hierarchical Methods
Threshold = .1
Threshold = .2
Threshold = .3
Clustering
Automatic Class Assignment
Automatic Categorization in Cheshire II
Overview of Cheshire II
Cheshire II - Cluster Generation
Cheshire II - Two-Stage Retrieval
Probabilistic Retrieval: Logistic Regression
Probabilistic Retrieval: Logistic Regression attributes
Cheshire II Demo
Resources
References
Email: ray@sherlock.berkeley.edu
Home Page: http://sims.berkeley.edu/~ray
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