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Matrices — Organized, Simultaneous Dot Products (Ep:02.01)
A matrix is just organized, simultaneous dot products. Module 2 of From Zero to Agents builds matrix multiplication from first principles and uses it to fully decode the real attention…
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From Words to Attention: The Full Story of How AI Learned to Represent Language (Summary)
A single throughline connects one-hot encoding, word2vec, fastText, and the attention mechanism inside every modern LLM — each one solving the exact problem the last one left behind. Here’s the…
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From Static to Contextual Word Embeddings: The Idea Behind Attention (Ep.01.02)
Episode 01.01 ended by asking what it would take for a word’s vector to be computed fresh, for a specific sentence, using the words actually nearby right now — rather…
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