Information gain in decision trees

Gain from observing another random variable
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Information gain in decision trees

Summary

Information gain in decision trees is a term[1]. It draws 237 Wikipedia views per month (term category, ranking #121 of 595).[2]

Key Facts

  • Information gain in decision trees's instance of is recorded as term[3].
  • Information gain in decision trees's subclass of is recorded as information theory[4].
  • Information gain in decision trees's defining formula is recorded as IG(T,a) = H(T) - H(T|a)[5].
  • Information gain in decision trees's defining formula is recorded as IG(T,a) = H(T)-\sum_{v\in vals(a)}\frac{|{\textbf{x}\in T|x_a=v}|}{|T|} \cdot H({\textbf{x}\in T|x_a=v})[6].
  • Information gain in decision trees's BabelNet ID is recorded as 01853070n[7].
  • Information gain in decision trees's Google Knowledge Graph ID is recorded as /g/11f03_vz1l[8].
  • Information gain in decision trees's maintained by WikiProject is recorded as WikiProject Mathematics[9].

Body

Designation and Status

Information gain in decision trees's instance of is recorded as term[3].

Why It Matters

Information gain in decision trees draws 237 Wikipedia views per month (term category, ranking #121 of 595).[2]

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Information gain in decision trees. Retrieved May 3, 2026, from https://4ort.xyz/entity/information-gain-in-decision-trees
MLA “Information gain in decision trees.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/information-gain-in-decision-trees.
BibTeX @misc{4ortxyz_information-gain-in-decision-trees_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Information gain in decision trees}}, year = {2026}, url = {https://4ort.xyz/entity/information-gain-in-decision-trees}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Information gain in decision trees — https://4ort.xyz/entity/information-gain-in-decision-trees (retrieved 2026-05-03)

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