Classification techniques

Full Title

Pattern recognition > Analysing > Classification techniques

Classification Context

Section:

PHYSICS

Class:

COMPUTING OR CALCULATING; COUNTING

Subclass:

ELECTRIC DIGITAL DATA PROCESSING

Scope Notes

Glossary: CART Classification and Regression Tree C4.5 Classification algorithm using a decision tree FAR False Acceptance Rate FRR False Rejection Rate Gini impurity A measure of how often a randomly chosen element from the set would be incorrectly labeled if it was randomly labeled according to the distribution of labels in the subset; usually used at the level of the nodes of tree-based classifiers. ID3 Iterative Dichotomiser 3, a precursor of C4.5 ROC Receiver Operating Characteristics | Application references: Information retrieval of still images; Clustering; Classification Information retrieval of video data; Clustering; Classification Image or video recognition or understanding using classification

Child Classifications

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• G06F 18/241 relating to the classification model, e.g. parametric or non-parametric approaches
• G06F 18/243 relating to the number of classes
• G06F 18/245 relating to the decision surface