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Vocabulary

Understand the term. Connect the concept.

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.

Linked concepts open in a new tab. Audio reads the definition and example.

Annotation

Data & Datasets · Level 2 of 5

Annotation

Adding structured labels or metadata to data.

Annotation guidelines determine what annotators are asked to distinguish.

Example

A person marks the boundaries of a tumor in an image.

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Audio transcript

Annotation. Adding structured labels or metadata to data. Annotation guidelines determine what annotators are asked to distinguish. For example: A person marks the boundaries of a tumor in an image.

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Why it matters

This helps you prevent misleading experiments caused by data preparation and split mistakes.

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Put the terminology into context: How AI works · Machine-native representations · All learning paths

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