Introducing Weighted Synonyms in Apache Lucene/Solr
This blog post is about our latest contribution to the Apache Lucene project: introducing weighted synonyms to provide better query expansion.
Alessandro Benedetti
March 2, 2020
Music Information Retrieval: the Intervals Table
In this post we describe what is an Intervals Table and how to build it using a Behaviour-Driven-Development (BDD) approach.
Andrea Gazzarini
February 12, 2020
Apache Solr Atomic Updates: a Polymorphic Approach
An approach to solve the problem of an application that requires both Full and Atomic Updates, using one of the powerful concepts in Object Oriented Programming: Polymorphism.
Andrea Gazzarini
January 28, 2020
Road to Rated Ranking Evaluator Enterprise
This blog is about the story of Rated Ranking Evaluator and the road to an addition to the framework: Rated Ranking Evaluator Enterprise!
Alessandro Benedetti
December 23, 2019
Entity Search with graph embeddings – Part 4 – Evaluation and conclusion
In this final part of the Entity Search with Graph Embeddings serie we see evaluation measures and results.
Anna Ruggero
December 17, 2019
Entity Search with Graph Embeddings – Part 3 – Documents and Retrieval
Third part of the journey into Entity Search trough embeddings. Focus of the post is the ranking phase.
Anna Ruggero
December 5, 2019
Entity Search with graph embeddings – Part 2 – Embeddings and clustering
In this blog post we continue our journey into Entity Search with graph embeddings. In part 2 we talk about embeddings and clustering.
Anna Ruggero
November 20, 2019
Entity Search with graph embeddings – Part 1 – Overview
Entity Search: how to build virtual documents leveraging on graph embeddings. How to exploit entity embeddings and clustering.
Anna Ruggero
November 14, 2019
Apache Solr ChildDocTransformerFactory: How to Build Complex ChildFilter Queries
A guide through the rough sea of Nested Documents in Apache Solr to build childFIlter queries and use Solrj to get the results back.
Alessandro Benedetti
June 4, 2019
Rated Ranking Evaluator: Help the poor (Search Engineer)
The Rated Ranking Evaluator is a search quality evaluation tool which evaluates the quality of results coming from a search infrastructure.
Andrea Gazzarini
July 10, 2018
We are Sease, an Information Retrieval Company based in London, focused on providing R&D project guidance and implementation, Search consulting services, Training, and Search solutions using open source software like Apache Lucene/Solr, Elasticsearch, OpenSearch and Vespa.
