AI Glossary Term

What is Decision Boundary?

Definition

The surface in feature space that separates classes predicted by a classifier.

Related terms

Decision Tree
A model that makes predictions through a sequence of if-then feature splits.
Artificial Intelligence (AI)
The broad field of building systems that perform tasks requiring pattern recognition, reasoning, language, or decision-making.
Classifier
A model designed specifically for classification tasks.
Feature
An input variable used by a model to make predictions.
Feature Engineering
Designing or transforming input variables to make learning easier and more effective.
Feature Extraction
Converting raw data into informative features that a model can use.

Learn more in our free guides

AI Decision-MakingDecision Trees and Random ForestsGDPR and Automated Decision-Making
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