Apache Solr Learning To Rank Interleaving
Interleaving is an online evaluation approach for ranking functions, contributed to Apache Solr Learning to Rank by Sease.
Alessandro Benedetti
December 4, 2020
DocValues VS Stored Fields: Apache Solr Features and Performance SmackDown
This blog post aims to explain Docvalues and Store fields in Apache Solr for operations in which they can be used interchangeably.
Elia Porciani
March 25, 2020
Apache Lucene/Solr Committer !
Apache Lucene/Solr have been central to me for the last 10 years:I am honoured to announce I am now an APACHE LUCENE/SOLR COMMITTER ! And I am happy 🙂
Alessandro Benedetti
March 18, 2020
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
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
Digging in the Solr code: 5 minutes how to
Let’s quickly setup a Solr development environment for implementation and debugging purposes, with our 5 minutes how to!
Andrea Gazzarini
December 31, 2019
The Request Handlers Jungle – handleSelect and qt Parameter
This blog post is about the handleSelect and qt parameter in Apache Solr and their relation with the Request Handler mechanism.
Alessandro Benedetti
December 6, 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
Apache Solr Facets and ACL Filters Using Tag and Exclusion
Tag and Exclusion for Apache Solr Faceting is often misused. Here’s a guide to optimal utilisation with a focus on ACL filtering scenarios.
Alessandro Benedetti
December 24, 2018
Apache Solr Distributed Facets
How faceting is calculated in Apache Solr distributed architectures. It presents inner details explanation and practical examples.
Alessandro Benedetti
October 23, 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.
