How Open Source can drive Sustainability – a COP26 fringe event
A review of the Open Technology Sustainability Day at COP26 and how OSC sponsored an Open Source Award
Fundamentals of query rewriting (part 1): introduction to query expansion
Johannes Peter introduces query expansion in the first part of a series on fundamentals of query rewriting
The BERT Search Experience
Welcome back, dear reader, to the BERT search experience! The thing on most people’s minds when they think about search using BERT is “semantic search”. But search is more…
Haystack 2021 – The Search Relevance Event returns
Haystack, the search relevance conference is back on September 29th 2021 with in-person and online options – come and join us!
Using the Jaccard index for search regression testing
How to use the Jaccard Index to compare the results of two search algorithms, to evaluate the risk of pushing a new algorithm to production
Building the Search Community with Relevance Slack
This week Relevance Slack, which OSC created a few years ago, hit the milestone of 1750 users. Relevance Slack was founded to give the growing search relevance community a…
Better term-centric scoring in Elasticsearch with BM25F and the combined_fields query
How the combined_fields query introduces better term-centric scoring in Elasticsearch with BM25F
Welcome René Kriegler to our growing European search team
René Kriegler joins OSC to head up our e-commerce search practice and our new European office
But why can’t you start on Monday? How not to jump feet first into a search project
How you shouldn’t jump feet first into a search project and how OSC uses our Proven Process to ensure success
Ranking Search Results by Trending Hashtags with a zero-shot classifier
How to classify movies based on trending topics using a zero-shot classifier, Kubernetes and Apache Flink
Pete learns how to curate search results for a single query
Pete, the e-commerce search engine manager, finds out how to curate the list of search results for a single query using Querqy
OpenSearch – Amazon forks Elasticsearch and the divergence begins
As expected, Amazon have announced their fork of the Elasticsearch codebase following the recent changes to the licensing of the latter by Elastic. This sounds like a herculean effort,…