Zoekindex Lucene verder geoptimaliseerd
Meresco, onze library van search en retrieval software, gebruikt Lucene voor de zoekindex. Lucene is ontwikkeld in Java; onze code is geschreven in Python. Python biedt verschillende mogelijkheden om deze …
Performance index Lucene
Al lange tijd is de performance van onze index (Lucene) een hot item bij Seecr. De standaard performance van Lucene voor normale query’s en drilldown is prima. Maar over de …
Multi-threading and optimizing speed-up (Infographic)
Below is an #infographic about how a multi-threaded application in general behaves, including text balloons with suggestions about where to look for improvements. I created it because I wanted to …
A Faster Join for Solr/Lucene
Reducing Index Maintenance Costs with Join. The previous post introduced the reasons why we want blazingly fast join functionality in Lucene: reduction of index maintenance costs. This post details how …
Reducing Index Maintenance Costs with Query-Time Join for Solr/Lucene
Index Maintenance: Cheaper and Better Last year Seecr has been on a quest to make maintenance of large integrated search engines easier, cheaper and at the same time better. We …
Open Index: how to find relevant indexes
The Open Index consists of different, independent indexes. They all implement a simple query protocol that integrates the results into one final result list. The topic of this blog is …
Open Index: Query Resolving
Open Index: Query Resolving This second installment about the Open Index deals with how search queries are processed. Each index contains RDF descriptions (metadata) for objects identified by URIs (identifiers). …
Open Index or Late Integration
Recently, Bibliotheek.nl and the Dutch Royal Library have started cooperation to develop the Open Index. Gerard Kuys and I developed the idea. What does it do? The Open Index makes …