Everything about Web Science

YAGO is a huge semantic knowledge base, derived from Wikipedia and WordNet. YAGO knows more than 2 million entities (e.g. persons, organizations, cities), and 20 million facts about these entities. Unlike many other automatically assembled knowledge bases, YAGO has a manually confirmed accuracy of 95%.

Semantic Engines LLC develops products in the areas of information search and retrieval, text analysis and understanding, and question-answering systems. We are a private company located in New York City. Our main products are SenseBot, LinkSensor, Semantic Cloud API, and Opinion Crawl.

Upper Mapping and Binding Exchange Layer A lightweight, subject concept reference structure for the Web

Learn more about Mathematica and other Wolfram products in these screencasts and videos, which include introductions, tutorials, user stories, uses, and examples. Topics covered range from basic introductions and capabilities to educational uses to high-level Mathematica programming.

Project activities will involve focused groups from both the STE "demand" and the "supply" sides. Target groups include enterprises showing high economic value, data volume and complexity, international presence and sophisticated ICT base, like the automotive industry, banking & insurance and process industries an one side and, on the other hand, ICT products & services providers, system embedders, consulting companies, research centres and working groups involved in applied RTD projects. The combined analysis of initial selected industries vs. key cross-sector business processes needs, will lead to a broader identification and analysis of the potential of STE based solutions.

This weblog has been created for information and discussions between W3C and the Web community at large, as an informal companion to the news items on the W3C homepage. Announcements, issues on Web standards and educational materials among other topics will be published on this weblog.

This wiki is the central resource of the microformats community. You'll find current versions of published microformat specifications, specification drafts and publishing patterns. The wiki also hosts development resources, such as brainstorming pages for new formats and issue tracking pages for all current and in-development microformats.

Rich Snippets Testing Tool Beta Rich Snippets allows you to enhance your Google search results by marking up web pages with Microformats, RDFa or Microdata.

As the Semantic Web (sometimes called Web 3.0) emerges, the US government is pleased to be in the vanguard of this new technology space. To this end, Data.gov is hosting demonstrations and documents that will help familiarize Data.gov users with this new technology, and that will let citizens and developers work with the government in creating a new generation of "linked data" mash ups.

Angel application Shows new threads of followed sources (sites and gmail)Automatically offers to follow several visited homepagesAutomatically offers to follow gmail lettersWorks with Google Chrome and Firefox

Angel Application Shows new threads of followed sources (sites and gmail)Automatically offers to follow several visited homepagesAutomatically offers to follow gmail lettersWorks with Google Chrome and Firefox

DBTune hosts a number of servers, providing access to music-related structured data, in a Linked Data fashion. It now provides access to more than 14 billion RDF triples. All the services hosted here are based on open Web standards such as RDF and SPARQL.

Clark & Parsia is the leading supplier of innovative semantic technologies, with a particular focus on OWL automated reasoning. Our OWL reasoning system, Pellet, provides an unmatched solution for expressive reasoning and modeling with semantic data. We can help you achieve a significant return on investment by using semantic technologies to manage your data. We provide full-service consulting, including application development, to complement our products and technologies. Our staff includes leading practitioners and innovators in the field. Let us help you build your next semantic application.

This is an open-source "spin-off" from the Simile project at MIT. Here we offer free, open-source web widgets, mostly for data visualizations. They are maintained and improved over time by a community of open-source developers.

Extract and rank concepts, tags and categories from webpages, URLs and text. Determine the sentiment expressed on a webpage. As a demonstration of Wingify's contextual targeting technology, contextually similar links to the input are also fetched from the web. We expose an API for this technology, contact us to begin using it.

The Web of Data has many equivalent URIs. This service helps you to find co-references between different data sets. Enter a known URI, or use Sindice to search first.