Linked data
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Linked Data | Linked Data - Connect Distributed Data across the Web
Linked Data is about using the Web to connect related data that wasn't previously linked, or using the Web to lower the barriers to linking data currently linked using other methods. More specifically, Wikipedia defines Linked Data as "a term used to describe a recommended best practice for exposing, sharing, and connecting pieces of data , information , and knowledge on the Semantic Web using URIs and RDF ."
The recent LinkedData Planet conference in NYC marked, I think, a real transition point. The conference signaled the beginning movement of the Linked Data approach from the research lab to the enterprise. As a result, there was something of a schizophrenic aspect at many different levels to the conference: business and research perspectives; realists and idealists; straight RDF and linked data RDF; even the discussions in the exhibit area versus some of the talks presented from the podium. Like any new concept, my sense was a struggle around terminology and common language and the need to bridge different perspectives and world views. Like all human matters, communication and dialog were at the core of the attendees’ attempts to bridge gaps and find common ground.
What is Linked Data? » AI3:::Adaptive Information
It's great to have the data accessible on the Web under an open license (such as PDDL , ODC-by or CC0 ), however, the data is locked-up in a document. Other than writing a custom scraper, it's hard to get the data out of the document.
Linked Data star scheme by example
Why Carry the Cost of Linked Data? – Tom Heath’s Displacement Activities
June 16th, 2010 by Tom Heath In his ongoing series of niggles about Linked Data , Rob McKinnon claims that “ mandating RDF [for publication of government data] may be premature and costly “. The claim is made in reference to Francis Maude’s parliamentary answer to a question from Tom Watson .
This document provides a tutorial on how to publish Linked Data on the Web. After a general overview of the concept of Linked Data, we describe several practical recipes for publishing information as Linked Data on the Web. This tutorial has been superseeded by the book Linked Data: Evolving the Web into a Global Data Space written by Tom Heath and Christian Bizer.
How to publish Linked Data on the Web
If you are looking for downloads, they are available here . Status of the live sync process can be viewed here . Currently the datasets of the latest release (corresponding to the Open Street Map dataset of 6th April 2011) are loaded into all endpoints. Sparql Endpoints : enable queries on databases with a reduced (but hopefully for many applications relevant) subset of the whole data loaded. The Sparql Endpoints come in two flavours: A summary of the capabilities of the interfaces are given below.
Online Access