4. IIR 2013: Pisa, Italy
Roberto Basili, Fabrizio Sebastiani, Giovanni Semeraro (Eds.): Proceedings of the 4th Italian Information Retrieval Workshop, Pisa, Italy, January 16-17, 2013. CEUR-WS.org 2013 CEUR Workshop Proceedings 964
Session: Theory
Session: Query Languages & Operations
Luca Greco, Massimo De Santo, Paolo Napoletano, Francesco Colace: A Query Expansion Method based on a Weighted Word Pairs Approach. 17-28
Gioele Barabucci, Paolo Ciancarini, Angelo Di Iorio, Fabio Vitali: Towards a Qualitative Analysis of Diff Algorithms. 33-36
Diego Ceccarelli, Sergiu Gordea, Claudio Lucchese, Franco Maria Nardini, Raffaele Perego: On Suggesting Entities as Web Search Queries. 37-40
Session: Image Retrieval

Franco Alberto Cardillo, Giuseppe Amato, Fabrizio Falchi: Experimenting a Visual Attention Model in the Context of CBIR Systems. 45-56
Session: Evaluation
Marco Angelini, Nicola Ferro, Kalervo Järvelin, Heikki Keskustalo, Ari Pirkola, Giuseppe Santucci, Gianmaria Silvello: Cumulated Relative Position: A Metric for Ranking Evaluation. 57-60
Marco Angelini, Nicola Ferro, Giuseppe Santucci, Gianmaria Silvello: Visual Interactive Failure Analysis: Supporting Users in Information Retrieval Evaluation. 61-64
Session: Social Media and Information Retrieval
Cataldo Musto, Fedelucio Narducci, Giovanni Semeraro, Pasquale Lops, Marco de Gemmis: Myusic: a Content-based Music Recommender System based on eVSM and Social Media. 65-72
Fabio Aiolli: A Preliminary Study on a Recommender System for the Million Songs Dataset Challenge. 73-83
Cataldo Musto, Fedelucio Narducci, Giovanni Semeraro, Pasquale Lops, Marco de Gemmis: Distributional Models vs. Linked Data: Exploiting Crowdsourcing to Personalize Music Playlists. 84-87
Session: Semantics, Natural Language and Applications
Rodolfo Delmonte, Rocco Tripodi, Daniela Gifu: Opinion and Factivity Analysis of Italian Political Discourse. 88-99
Piero Molino, Pierpaolo Basile, Annalina Caputo, Pasquale Lops, Giovanni Semeraro: Distributional Semantics for Answer Re-ranking in Question Answering. 100-103
Diego De Cao, Valerio Storch, Danilo Croce, Roberto Basili: INSEARCH: A Platform for Enterprise Semantic Search. 104-115
Milen Kouylekov, Luca Dini, Alessio Bosca, Marco Trevisan: Wikipedia-based Unsupervised Query Classification. 116-119



