'Foaf person' diaporamas de présentation

Towards Semantic Web engineering

Towards Semantic Web engineering. Multichannel publishing 3/12/2009. Olli Alm. Outline. Part 1: Semantic Web Ontology RDF languages Querying and reasoning SW data Part 2: Modelling SW data SW data processing Case examples Summary. Outline. Part 1. Outline: part 1. Semantic Web.

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Search Engines for Semantic Web Knowledge

Search Engines for Semantic Web Knowledge. Tim Finin University of Maryland, Baltimore County Joint work with Li Ding, Anupam Joshi, Yun Peng, Pranam Kolari, Pavan Reddivari, Sandor Dornbush, Rong Pan, Akshay Java, Joel Sachs, Scott Cost and Vishal Doshi.

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RESTful Web Services

RESTful Web Services. ( An Introduction ). REST. An Architectural style not an implementation (http://www.ics.uci.edu/~fielding/pubs/dissertation/rest_arch_style.htm) Each resource has a URI (Universal Resource Identifier) Exchange resource representations (XML, JSON,RDF)

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Chapter 3 Querying RDF stores with SPARQL

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The Semantic Web in use: Analyzing FOAF Documents

The Semantic Web in use: Analyzing FOAF Documents. Li Ding, Lina Zhou, Tim Finin and Anupam Joshi University of Maryland, Baltimore County. DARPA contract F30602-00-0591and NSF awards ITR-IIS-0326460 and ITR-IIS-0325464 provided partial research support for this work. Outline. Motivation

535 views • 41 slides

Coastal Atlas Interoperability - Ontologies (continued)

Coastal Atlas Interoperability - Ontologies (continued). Luis Bermudez Stephanie Watson Marine Metadata Interoperability Initiative. 1. Hands on exercise TBC. 69. Atlas Interoperability Exercise.

417 views • 33 slides

Reasoning and Querying for the Web urq.deri.ie

Reasoning and Querying for the Web http://urq.deri.ie. Dr. Axel Polleres. Problem: The Web is not(!) a database. Dynamics: historical data changes, trends. <RDF>. Sensors: limited resources distribution incomplete data. <XML>. RDBMS. Social Interactions: Aggregated view vs.

257 views • 25 slides

Controlled vocabularies definition method for bridging formal ontologies development

Controlled vocabularies definition method for bridging formal ontologies development. Paolo Ciccarese, PhD Mass General Hospital / Harvard Medical School. Background. time. AlzForum http://www.alzforum.org/

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Semantic Technology: A Basic Introduction

Semantic Technology: A Basic Introduction . Dr. Lowell Vizenor Ontology and Semantic Technology Practice Lead Alion Science and Technology. Overview. The underlying idea of the Semantic Web and Linked Data Semantic Web standards: RDF/S, SPARQL 1.1, and OWL 2

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Learning Meta-Descriptions of the FOAF Network

Learning Meta-Descriptions of the FOAF Network. Gunnar AAstrand Grimnes, Pete Edwards & Alun Preece University of Aberdeen UK. Outline. Motivation Semantic Web Data Characteristics FOAF Clustering Inductive Logic Programming Results Future Work Conclusions.

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How the Semantic Web is Being Used: An Analysis of FOAF Documents

How the Semantic Web is Being Used: An Analysis of FOAF Documents. Li Ding, Lina Zhou, Tim Finin, Anupam Joshi eBiquity Lab, Department of CSEE University of Maryland Baltimore County. Outline. Introduction The six popular ontologies FOAF vocabulary Why FOAF

368 views • 20 slides

Browsing Large Scale Cheminformatics Data with Dimension Reduction

Browsing Large Scale Cheminformatics Data with Dimension Reduction. Bin Chen, David Wild School of Informatics and Computing Indiana University. Jong Youl Choi, Seung-Hee Bae , Judy Qiu , Geoffrey Fox School of Informatics and Computing Pervasive Technology Institute

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351 views • 18 slides

Semantic Web

Semantic Web. Series 1 Mohammad M. R. Cowdhury UniK, Kjeller. Contents. Semantic Web RDF RDF: labeled edge FOAF FOAF syntax FOAF syntax: defining group FOAF syntax: linking two persons FOAF syntax: merging two foaf files Further issues. Semantic Web.

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Digital Identity

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Semantic Web Good News Quiz

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Learning Descriptions from the Semantic Web

Learning Descriptions from the Semantic Web. Gunnar Aastrand Grimnes Supervisors: Pete Edwards & Alun Preece Agents@Aberdeen Away Day 30/4/2004. Introduction. Semantic incompleteness: Personal classifications Time/context dependent Granularity difference => Machine Learning

279 views • 15 slides

FOAF

FOAF. Introduction. Metadata is data about data The terms refer to data used to identify, describe, or locate information resources Metadata helps manage and use large collections of information Library card catalogs are example of metadata. Popular Schemas. Dublin Core FOAF FRBR

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introduction summary

introduction summary. Friend of a Friend Translating FOAF into foafnaut Future developments. introduction what is foafnaut?. FOAF and the Semantic Web FOAF data represents distributed communities SVG <-> RDF foafcorp FOAF world map Real time data mapping. friend of a friend.

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class foaf:Person () def .valid? (obj)

class foaf:Person () def .valid? (obj) # simple type inference from foaf:age to foaf:Person obj bound? ^.foaf:age class Kid (foaf:Person) def .valid? (obj) obj < .foaf:age 15 class Senior (foaf:Person) def .valid? (obj) obj

223 views • 14 slides