



Foundational IR textbook that includes content on vector‑space models and retrieval, providing essential background for understanding vector search and hybrid retrieval in modern vector databases.
Type: Textbook & online learning resources
Category: Curated Resource Lists
Publisher / Brand: Cambridge University Press
Authors: Christopher D. Manning, Prabhakar Raghavan, Hinrich Schütze
Primary URL: https://nlp.stanford.edu/IR-book/information-retrieval-book.html
Foundational computer-science–oriented textbook on information retrieval. It covers core IR concepts such as Boolean search, indexing, term vocabularies, vector-space models, and evaluation—providing essential theory and practice for understanding modern search systems, including vector and hybrid retrieval.
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