| Vol-1127 urn:nbn:de:0074-1127-4 Copyright © 2014 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.

# IIR 2014
Italian Information Retrieval Workshop

### Proceedings of the 5th Italian Information Retrieval Workshop

### Roma, Italy, January 20-21, 2014.

Edited by

### Roberto Basili (1)
Fabio Crestani (2)
Marco Pennacchiotti (3)

(1) University of Roma, Tor Vergata, Italy
(2) University of Lugano (USI), Switzerland
(3) eBay Inc., USA

## Table of Contents

- Preface

### Session 1: Theory

- Evaluation of a Recursive Weighting Scheme for Federated Web Search 1-10
  Emanuele Di Buccio, Ivano Masiero, Massimo Melucci
- The Axiometrics Project 11-15
  Eddy Maddalena, Stefano Mizzaro

### Session 2: Classification and Recommendation

- Can We Infer Book Classification by Blurbs? 16-19
  Valentina Poggioni, Valentina Franzoni, Fabiana Zollo
- Top-N Recommendations from Implicit Feedback Leveraging Linked Open Data 20-27
  Vito Claudio Ostuni, Tommaso Di Noia, Roberto Mirizzi, Eugenio Di Sciascio

### Session 3: Semantics

- Detection of Similar Terrorist Events 28-33
  Vittoria Cozza, Michelangelo Rubino
- Developing a Semantic Content Analyzer for L'Aquila Social Urban Network 34-38
  Cataldo Musto, Giovanni Semeraro, Pasquale Lops, Marco de Gemmis, Fedelucio Narducci, Luciana Bordoni, Mauro Annunziato, Claudia Meloni, Franco F. Orsucci, Giulia Paoloni

### Session 4: Natural Language Processing

- Sentiment Estimation on Twitter 39-50
  Giambattista Amati, Marco Bianchi, Giuseppe Marcone
- Enabling Enterprise Semantic Search through Language Technologies: the ProgressIt Experience 51-62
  Roberto Basili, Andrea Ciapetti, Danilo Croce, Valeria Marino, Paolo Salvatore, Valerio Storch
- Exploiting Wikipedia to Identify Domain-Specific Key Terms/Phrases from a Short-Text Collection 63-74
  Muhammad Atif Qureshi, Colm O’Riordan, Gabriella Pasi

### Session 5: Applications

- LearNext: Learning to Predict Tourists Movements 75-79
  Ranieri Baraglia, Cristina Ioana Muntean, Franco Maria Nardini, Fabrizio Silvestri
- An Investigation into the Correlation between Willingness for Web Search Personalization and SNS Usage Patterns 80-84
  Arjumand Younus, Colm O’Riordan, Gabriella Pasi

2014-02-14: submitted by Fabio Crestani
2014-02-14: published on CEUR-WS.org |valid HTML5|