Ellerdale.com is a service that uses semantic search technology to improve the web by indexing web pages using topics instead of keyword strings.

What is Semantic Search Technology?
Semantic search technology enables accurate retrieval of information via concept or meaning match. It deals with looking beyond simple links that make up the web to understand a deeper meaning and context behind that content.
Ellerdale.com’s Search Sources
Ellerdale has created a comprehensive catalog of the most important topics in the real world from Wikipedia, Freebase, Twitter, RSS, and by crawling the web. It has analyzed and indexed this data to identify topics in text.
Using this information, it show you the latest tweets, RSS articles and trending URLs which are all organized by topic.
Display Trending Topics
The site also analyzes trends in Tweets and feeds to display trending topics and topic clusters organized by categories e.g. trending people, trending films, trending companies, trending sports, etc.
Ellerdale API
In addition to their web app, Ellerdale has a simple RESTful API which exposes some of the inner machinery for reuse in mashups.
Ellerdale Founder
Ellerdale was founded in 2008 by Jens Christensen and Arthur van Hoff.



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