Mark Harwood (@elasticmark) 's Twitter Profile
Mark Harwood

@elasticmark

Ex @elastic. Search guy. Currently working on @andorsearch

ID: 2272871257

linkhttps://m.youtube.com/channel/UC_Ci-rzrOoJsId8TgTs-8_g/videos calendar_today02-01-2014 11:14:15

2,2K Tweet

1,1K Followers

343 Following

Mark Harwood (@elasticmark) 's Twitter Profile Photo

I wanted an interactive viz for my site QRy.codes - ChatGPT came through, given some very hi level prompts like “let nodes move around but, like musical chairs - when the music stops everyone finds a seat” 🤯

Mark Harwood (@elasticmark) 's Twitter Profile Photo

I’ve literally lost days trying to wrangle typescript, mocha, ts-node etc into running my tests. Trying myriad cryptic settings etc. Switched to Bun and had the tests running within minutes.

Mark Harwood (@elasticmark) 's Twitter Profile Photo

Presenting at #GenAISummit tomorrow - using AndorSearch to refine and cluster text, vector & geo queries, graphically. AndOr is built to support choice of back ends and this demo will use vespa.ai

Mark Harwood (@elasticmark) 's Twitter Profile Photo

How zooming in conventional 2D maps works just the same as zooming in the 1,536 dimension maps used in AI: youtube.com/watch?v=1V2YlC…

AndorSearch (@andorsearch) 's Twitter Profile Photo

First look at an AI agent for refining explainable searches. Shows what was changed, why and if it’s working with each iteration.

First look at an AI agent for refining explainable searches.
Shows what was changed, why and if it’s working with each iteration.
Mark Harwood (@elasticmark) 's Twitter Profile Photo

A genuine work email I received one time: “Company policy requires you to undertake security training. To take the course visit [site I’d never heard of] and install the browser plugin.” I replied “No. Did I pass?”

Adrien Grand (@jpountz) 's Twitter Profile Photo

I wanted to share what I learned from Tantivy's "Search Benchmark, the Game", so I set up GitHub pages and wrote two blogs, on general observations on the benchmark jpountz.github.io/2025/05/12/ana… and how it helped drive performance improvements in Lucene jpountz.github.io/2025/04/12/why…

Charlie Hull (@flaxsearch) 's Twitter Profile Photo

We're back with another London Search & AI Meetup on 1st July at Just Eat! meetup.com/search-and-ai-… Our first talk is from Kapil Kumar of Roku on "Improving Search Relevance Using CrossEncoders and LLMs"- 2nd talk to be announced soon. We'll also have time for Q&A and networking

Charlie Hull (@flaxsearch) 's Twitter Profile Photo

Very happy to announce that the always entertaining Mark Harwood will be our second speaker at the London Search & AI Meetup on July 1st: "Emergent Facets: Generating Specialized Filters from Search Results" - sign up today! meetup.com/search-and-ai-…

Charlie Hull (@flaxsearch) 's Twitter Profile Photo

Only a week to go until the next London Search & AI Meetup and we're filling up! Come along and hear Mark Harwood and Kapil Kumar (Roko) talk about Emergent Facets & Improving Search Relevance Using CrossEncoders and LLMs meetup.com/search-and-ai-…