| Vol-771 urn:nbn:de:0074-771-0 Copyright © 2011 for the individual papers by the papers' authors. Copying permitted only for private and academic purposes. This volume is published and copyrighted by its editors.

# DART-2011
New Challenges in Distributed Information Filtering and Retrieval

### Proceedings of the 5th International Workshop on New Challenges in Distributed Information Filtering and Retrieval

### Palermo, Italy, September 17, 2011.

Edited by

### Cristian Lai *
Giovanni Semeraro **
Eloisa Vargiu ***

* CRS4, Loc. Piscina Manna, Building 1 - 09010 Pula (CA), Italy
** Dept. of Computer Science, University of Bari, Aldo Moro, Via E. Orabona, 4, 70125 Bari, Italy
*** Dept. of Electrical and Electronic Engineering, University of Cagliari, Piazza d'Armi, 09123 Cagliari, Italy

## Table of Contents

1. Experimenting Text Summarization on Multimodal Aggregation
   Giuliano Armano, Alessandro Giuliani, Alberto Messina, Maurizio Montagnuolo, Eloisa Vargiu
2. From Tags to Emotions: Ontology-driven Sentimental Analysis in the Social Semantic Web
   Matteo Baldoni, Cristina Baroglio, Viviana Patti, Paolo Rena
3. A Multi-Agent Decision Support System for Dynamic Supply Chain Organization
   Luca Greco, Liliana Lo Presti, Agnese Augello, Giuseppe Lo Re, Marco La Cascia, Salvatore Gaglio
4. A Formalism for Temporal Annotation and Reasoning of Complex Events in Natural Language
   Francesco Mele, Antonio Sorgente
5. Interaction Mining: the new Frontier of Call Center Analytics
   Vincenzo Pallotta, Rodolfo Delmonte, Lammert Vrieling, David Walker
6. Context-Aware Recommender Systems: A Comparison Of Three Approaches
   Umberto Panniello, Michele Gorgoglione
7. A Multi-Agent System for Information Semantic Sharing
   Agostino Poggi, Michele Tomaiuolo
8. Temporal characterization of the requests to Wikipedia
   Antonio J. Reinoso, Jesus M. Gonzalez-Barahona, Rocio Muñoz-Mansilla, Israel Herraiz
9. From Logical Forms to SPARQL Query with GETARUN
   Rocco Tripodi, Rodolfo Delmonte
10. ImageHunter: a Novel Tool for Relevance Feedback in Content Based Image Retrieval
    Roberto Tronci, Gabriele Murgia, Maurizio Pili, Luca Piras, Giorgio Giacinto

30-Aug-2011: submitted by Eloisa Vargiu
30-Aug-2011: published on CEUR-WS.org