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Matt Boegner
Personal blog · mattboegner.comaiwriting
Matt Boegner's personal blog at mattboegner.com covers ai and writing. Since 2023, 3 different Hacker News readers have linked it 3 times, most often “Knowledge retrieval architectures for LLMs (2023)”. It is still writing: the last post was on 2026-02-06, and you can follow it by feed.
Too few sampled comments (1) to say how often HN recommends it.?
Why HN links it
HN readers link this post as a description of a knowledge retrieval architecture: LLM queries are parsed for keywords, then a vector database runs similarity search for the top K matching documents.
Summarised by Claude from a sample of 1 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.
A collection of my ideas on tech, policy, travel, and life. Washington DC, USA
Most-linked posts?
- Knowledge retrieval architectures for LLMs (2023)2 people · 2 mentions · first linked 2023-04-27
What Hacker News says?
How are people actually using vector databases? The closest explanation to a use case architecture I've seen recently was https://mattboegner.com/knowledge-retrieval-architecture-for... - it basically describes doing knowledge retrieval (keyword parsing) from LLM queries, feeding that to a vector db to do similarity search to get a top K similar documents to the parsed keywords, then feeding that list that back into…
Comment linking /knowledge-retrieval-architecture-for-llms/
on “Google Announced AlloyDB AI for Building Generative AI Apps with PostgreSQL”Submitted Knowledge retrieval architectures for LLMs (2023) as a story · 3 points
HN discussionSubmitted Who to Read on AI and Society (and Who to Ignore) as a story · 1 points
HN discussion