'Gain ratio takes number' diaporamas de présentation

722 views • 39 slides

Classification: Decision Trees

Classification: Decision Trees. Outline. Top-Down Decision Tree Construction Choosing the Splitting Attribute Information Gain and Gain Ratio. DECISION TREE. An internal node is a test on an attribute. A branch represents an outcome of the test, e.g., Color=red.

455 views • 30 slides

Classification: Decision Trees

Classification: Decision Trees. Outline. Top-Down Decision Tree Construction Choosing the Splitting Attribute Information Gain and Gain Ratio. DECISION TREE. An internal node is a test on an attribute. A branch represents an outcome of the test, e.g., Color=red.

402 views • 27 slides

Classification: Decision Trees

Classification: Decision Trees. Outline. Top-Down Decision Tree Construction Choosing the Splitting Attribute Information Gain and Gain Ratio. DECISION TREE. An internal node is a test on an attribute. A branch represents an outcome of the test, e.g., Color=red.

277 views • 27 slides

18.3 Decision Trees

18.3 Decision Trees. Instructor: Qiang Yang Hong Kong University of Science and Technology Qyang@cs.ust.hk Thanks: Eibe Frank and Jiawei Han. DECISION TREE [Quinlan93]. An internal node represents a test on an attribute. A branch represents an outcome of the test, e.g., Color=red.

226 views • 22 slides