| Vol-351 Copyright © 2008 for the individual papers by the papers' authors. Copying permitted for private and academic purposes. Re-publication of material from this volume requires permission by the copyright owners.

# CISWeb 2008
Collective Semantics: Collective Intelligence and the Semantic Web

### Proceedings of the CISWeb Workshop, located at the 5th European Semantic Web Conference ESWC 2008
Tenerife, Spain, 2nd June 2008

Edited by

### Yannis Avrithis *
Yiannis Kompatsiaris #
Steffen Staab +
Athena Vakali %

* School of Electrical and Computer Engineering, National Technical University of Athens, 9 Iroon Polytechniou Str, 157 73 Athens, Greece
# Informatics and Telematics Institute, Centre for Research and Technology Hellas Thermi-Thessaloniki, Greece
+ Institute for Computer Science, University of Koblenz, PO Box 201 602 56016 Koblenz, Germany
% Department of Informatics, Aristotle University of Thessaloniki 54124 Thessaloniki - Greece

- Here you can download the complete proceedings as a single PDF-file (~3.7MB).
- Below you can download each single contribution.

## Table of Contents

Introduction
Yannis Avrithis, Yiannis Kompatsiaris, Steffen Staab, and Athena Vakali, pages i-iv

Invited talk - Information Retrieval vs Knowledge Retrieval:A Social Network Perspective
Bettina Hoser, pages 1-4

### Part I: Oral Papers

Enriching Ontological User Profiles with Tagging History for Multi-Domain Recommendations
Ivan Cantador, Martin Szomszor, Harith Alani, Miriam Fernandez, and Pablo Castells, pages 5-19

From Web 2.0 to Semantic Web: A Semi-Automated Approach
Andreas Heß, Christian Maaß, and Francis Dierick, pages 20-34

Using multiple ontologies as background knowledge in ontology matching
Zharko Aleksovski, Warner ten Kate, and Frank van Harmelen, pages 35-49

Flickring Our World: An Approach for a Graph Based Exploration of the Flickr Community
João Tojo, Jorge Sousa, and Paulo Gomes, pages 50-64

Semantically Enriching Folksonomies with FLOR
Sofia Angeletou, Marta Sabou, and Enrico Motta, pages 65-79

### Part II: Poster Papers

Disambiguating Identity through Social Circles and Social Data
Matthew Rowe, and Fabio Ciravegna, pages 80-93

OntoPair: Towards a Collaborative Game for Building OWL-Based Ontologies
Peyman Nasirifard, Slawomir Grzonkowski, and Vassilios Peristeras, pages 94-108

Semantically enhanced webspace for scientific collaboration
Daniel Harezlak, Piotr Nowakowski, and Marian Bubak, pages 109-124

30-May-2008: submitted by Yiannis Kompatsiaris
2-Jun-2008: published on CEUR-WS.org
5-Jun-2008: changed by Yiannis Kompatsiaris (corrected author name)