Vocabulary

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A practical dictionary of 512 AI, machine learning, mathematics, and programming terms from HerbDev’s AI Vocabulary app. Start with a definition, explore an example, then follow the concepts behind it.

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Confusion Matrix

Model Evaluation · Level 2 of 5

Confusion Matrix

A table counting predicted versus actual classes.

Its axes must be labeled to interpret each cell correctly.

Example

A two-class table separates correct decisions and both error types.

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Audio transcript

Confusion Matrix. A table counting predicted versus actual classes. Its axes must be labeled to interpret each cell correctly. For example: A two-class table separates correct decisions and both error types.

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This helps you ask what a reported score counts and which errors it can hide.

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Classification

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