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.

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Feedforward Block

Transformers · Level 3 of 5

Feedforward Block

A positionwise feature transformation within a transformer layer.

It typically expands and contracts hidden features with a nonlinearity.

Example

Each token independently passes through two learned projections.

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Audio transcript

Feedforward Block. A positionwise feature transformation within a transformer layer. It typically expands and contracts hidden features with a nonlinearity. For example: Each token independently passes through two learned projections.

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This helps you trace how token representations exchange and transform information.

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