This post is the first in a series on Taste, a Java framework for providing personalized recommendations. Taste is part of the larger Mahout framework, which features various scalable machine-learning algorithms. In this post I introduce you to the concepts of personalized recommendations, also known as collaborative filtering. After this introduction, Taste’s architecture and extension […]
Being at the fore of Apache Solr and Lucene Development
JTeam has always prided itself on being at the forefront of custom software development and exceeding customer expectations. This has been further confirmed with the release of the most voted for features for Apache Solr 1.5, the next version to be developed.
A new and improved Spatial Solr
Introducing the Solr Spatial Plugin What do a directory services company, a wholesaler of bathroom fittings, a social events guide, an oceanographic data centre and the pan-European library initiative have in common? They all need to offer their clients the ability to search and filter results within a flexible geographic area, defined by the user. […]
Apache Solr Training 30 Nov- 2 Dec ’09
Signup now for the 3 day official Introduction to Apache Solr training, now available in Amsterdam! Introduction to Solr is a 3 day instructor-led hands-on in-classroom training course, written by the engineers who helped write the Lucene/Solr code and led by JTeam’s certified trainers. The objective of this course is to provide you with real […]
Result grouping / Field Collapsing with Solr
In a number of search projects that I have done using Lucene and Solr there was a lot of almost identical data. From a user perspective, when searching the first result pages were full of documents that look very similar, for instance getting a full page of the same car model, where only the edition […]
Announcing Dutch Lucene User Group
In the last 3 years we’ve witnessed the rise of open source enterprise search. Of course it was always there, and Apache Lucene in particular was there since, well… the previous century. But in the last 3 years the interest in this area has grown dramatically and the install/user base of the different Lucene related […]
Introduction to Hadoop
Recently I was playing around with Hadoop, after a while I really recognized that this was a great technology. Hadoop allows you to write and run your application in a distributed manner and process large amounts of data with it. It consists out of a MapReduce implementation and a distributed file system. Personally I did […]
Geo-Location Search with Solr and Lucene
Like many people, I use Google Maps to find businesses near my house. This kind of search differs considerably from usual free text searches since I’m no longer just asking for companies that include the phrase pizza, I’m also asking for companies that are near a certain point. This functionality has until recently been found […]
Enterprise Search: Introduction to Solr
From day one, we at JTeam were very much occupied with pushing new revolutionary open source technologies that can bring real value to us and to our customers. We were there when Spring just started and we helped making it what it is today. We were one of the first companies to use Hibernate in […]