MANGA SERIES

Episode 3: The Company’s Memory

With Kanako’s approval, Yui Takase and Yuna Sugimoto open MAYU’s retrieval logs. However Yuna rephrases her question, MAYU keeps landing on the same internal documents. Tatsuro Oba explains why: AI search doesn’t match identical words — it turns text into vectors of numbers and finds documents by closeness of meaning. That is embeddings, vector search, and RAG. But as Yui scans the index MAYU searches, she spots a single entry in an unfamiliar format that no part of the company uses today.

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