Author Archives: Ivan Herman

About Ivan Herman

Ivan Herman is the Semantic Web Activity Lead at W3C. He graduated as a mathematician at the Eötvös Loránd University of Budapest, Hungary, in 1979. After a brief scholarship at the Université Paris VI he joined the Hungarian research institute in computer science (SZTAKI) where he worked for 6 years. He left Hungary in 1986 and, after a few years in industry, he joined the Centre for Mathematics and Computer Sciences (CWI) in Amsterdam where he has held a tenure position since 1988. He received a PhD degree in Computer Science in 1990 at the Leiden University, in the Netherlands. Ivan joined the W3C team as Head of Offices in January 2001 while maintaining his position at CWI. He served as Head of Offices until June 2006, when he was asked to take the Semantic Web Activity Lead position.

Linked Data Platform 1.0 Draft Published

Posted on March 9, 2013 by Ivan Herman

The W3C Linked Data Platform (LDP) Working Group has published a Working Draft of Linked Data Platform 1.0. This document specifies a set of best practices and simple approach for a read-write Linked Data architecture, based on HTTP access to … Continue reading →

Turtle is a W3C Candidate Recommendation

Posted on February 19, 2013 by Ivan Herman

The W3C RDF Working Group has published a Candidate Recommendataion of Turtle – A Terse RDF Triple Language. This document defines a textual syntax for RDF called Turtle that allows an RDF graph to be completely written in a compact … Continue reading →

Last Call: HTML+RDFa 1.1

Posted on February 7, 2013 by Ivan Herman

The W3C RDFa Working Group has published a Last Call Working Draft of HTML+RDFa 1.1. This specification defines rules and guidelines for adapting the RDFa Core 1.1 and RDFa Lite 1.1 specifications for use in HTML5 and XHTML5. The rules defined in this … Continue reading →

2nd Edition of the RIF Recommendation published

Posted on February 6, 2013 by Ivan Herman

W3C published the Second Edition of the Rule Interchange Format (RIF). RIF was developed through a joint effort of members of the Business Rules, Semantic Web, and Logic Programming communities. It allows rules systems to be connected together for highly-structured … Continue reading →

Spanish Translation of RDFa 1.1 Lite

Posted on February 1, 2013 by Ivan Herman

Juan Antonio Pastor Sánchez has published a Spanish translations of “RDFa 1.1 Lite”, under the same title.

Last SPARQL 1.1. Proposed Recommendations Published

Posted on January 29, 2013 by Ivan Herman

The W3C SPARQL Working Group has published today a set of three documents, advancing most of SPARQL 1.1 to Proposed Recommendation. This publication completes the set of Proposed Recommendations for SPARQL 1.1, after the first series published in November 2012. Building on … Continue reading →

New Version of the RDF 1.1 Concepts and Abstract Syntax Draft Published

Posted on January 15, 2013 by Ivan Herman

The W3C RDF Working Group has published a Working Draft of RDF 1.1 Concepts and Abstract Syntax. RDF 1.1 Concepts and Abstract Syntax defines an abstract syntax (a data model) which serves to link all RDF-based languages and specifications. The abstract syntax has … Continue reading →

Registered Organization Vocabulary Draft Published

Posted on January 9, 2013 by Ivan Herman

The W3C Government Linked Data Working Group has published the First Public Working Draft of Registered Organization Vocabulary. This is a vocabulary for describing organizations that have gained legal entity status through a formal registration process, typically in a national or regional … Continue reading →

New HTML+RDFa Draft Published

Posted on December 13, 2012 by Ivan Herman

The RDFa Working Group and the HTML Working Group have published a Working Draft of HTML+RDFa 1.1. This specification defines rules and guidelines for adapting the RDFa Core 1.1 and RDFa Lite 1.1 specifications for use in HTML5 and XHTML5. … Continue reading →

W3C Invites Implementations of PROV

Posted on December 11, 2012 by Ivan Herman

The W3C Provenance Working Group has published four Candidate Recommendation Documents along with corresponding supporting notes. You can find a complete list at the PROV Overview draft. These document provide a framework for interchanging provenance on the Web. PROV enables … Continue reading →