Carrot2is an Open SourceSearch Results Clustering Engine. It can automatically organize small collections of documents (search results but not only) into thematic categories.
Search results clustered with Carrot2(live demo)
Apart from two specializeddocument clustering algorithms, Carrot2offers ready-to-use components for fetching search results from various sources including GoogleAPI, Bing API,eTools Meta Search, Lucene, SOLR, and more.
Carrot2is implemented in Java, but a native C# / .NET API is also available. Other non-Java platforms, such as PHP or Ruby, can call Carrot2clustering through its REST interface. Thedownloads pagewill help you to choose the right package. For consulting services, installation, maintenance and text mining expertise, contactCarrot Search-- the Carrot2spin-off company.