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Attention in transformers, step-by-step | Deep Learning Chapter 6

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transformersattention mechanismneural networksdeep learningGPT-3

This video explains the attention mechanism in transformer models, covering how tokens are embedded, how queries, keys, and values are used to compute attention patterns, and how multiple attention heads work in parallel to refine embeddings. The viewer learns the fundamental computations and parameter counts behind attention in models like GPT-3.

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00:00:0000:05:33

Introduction and Embedding Context

00:05:3300:10:23

Queries, Keys, and Attention Patterns

00:10:2300:15:06

Attention Masking and Value Updates

00:15:0600:20:38

Multi-Head Attention and Parameter Counts

00:20:3800:26:04

Scaling to GPT-3 and Final Thoughts