| Vol-1404 urn:nbn:de:0074-1404-7 Copyright © 2015 for the individual papers by the papers' authors. Copying permitted for private and academic purposes. This volume is published and copyrighted by its editors.

# IIR 2015
Italian Information Retrieval Workshop

### Proceedings of the 6th Italian Information Retrieval Workshop

### Cagliari, Italy, May 25-26, 2015.

Edited by

### Paolo Boldi (1)
Reffaele Perego (2)
Fabrizio Sebastiani (3)

(1) Università degli Studi di Milano, Italy
(2) Consiglio Nazionale delle Ricerche (CNR), Italy
(3) Consiglio Nazionale delle Ricerche (CNR), Italy and Qatar Computing Research Institute

## Table of Contents

- Preface

- Distant Supervision for Relation Extraction Using Tree Kernels
  Azad Abad, Alessandro Moschitti
- Visual Recognition in the EAGLE Project
  Giuseppe Amato, Paolo Bolettieri, Fabrizio Falchi, Fausto Rabitti, Lucia Vadicamo
- Analysis of Term Roles Along Taxonomy Nodes by Adopting Discriminant and Characteristic Capabilities
  Giuliano Armano, Francesca Fanni, Alessandro Giuliani
- Representation of Word Sentiment, Idioms and Senses
  Giuseppe Attardi
- Annotation and Extraction of Relations from Italian Medical Records
  Giuseppe Attardi, Vittoria Cozza, Daniele Sartiano
- A Compositional Perspective in Convolution Kernels
  Roberto Basili, Paolo Annesi, Giuseppe Castellucci, Danilo Croce
- Word Embeddings Go to Italy: A Comparison of Models and Training Datasets
  Giacomo Berardi, Andrea Esuli, Diego Marcheggiani
- Liquid FM: Recommending Music through Viscous Democracy
  Paolo Boldi, Corrado Monti, Massimo Santini, Sebastiano Vigna
- Scaling up the Mining of Semantically-enriched Trajectories: TripBuilder at the World Level
  Igo Brilhante, Jose Antonio Macedo, Franco Maria Nardini, Raffaele Perego, Chiara Renso
- QuickRank: a C++ Suite of Learning to Rank Algorithms
  Gabriele Capannini, Domenico Dato, Claudio Lucchese, Monica Mori, Franco Maria Nardini, Salvatore Orlando, Raffaele Perego, Nicola Tonellotto
- A Study on Query Energy Consumption in Web Search Engines
  Matteo Catena, Nicola Tonellotto
- Entity Linking on Philosophical Documents
  Diego Ceccarelli, Alberto De Francesco, Raffaele Perego, Marco Segala, Nicola Tonellotto, Salvatore Trani
- Electoral Predictions with Twitter: A Machine-Learning approach
  Mauro Coletto, Claudio Lucchese, Salvatore Orlando, Raffaele Perego
- Adaptive Diversity in Recommender Systems
  Tommaso Di Noia, Vito Claudio Ostuni, Jessica Rosati, Paolo Tomeo, Eugenio Di Sciascio
- Geometric Perspectives of the BM25
  Giorgio Maria Di Nunzio
- A Graphical View of Distance Between Rankings: The Point and Area Measures
  Giorgio Maria Di Nunzio, Gianmaria Silvello
- ProcessFast, a Java Framework for Development of Concurrent and Distributed Applications
  Andrea Esuli, Tiziano Fagni
- Markov Precision: Modelling User Behaviour over Rank and Time
  Marco Ferrante, Nicola Ferro, Maria Maistro
- CLEF 2000-2014: Lessons Learnt from Ad Hoc Retrieval
  Nicola Ferro, Gianmaria Silvello
- A Flexible Tool for Cross-Collection Patent Search
  Stefania Marrara, Gabriella Pasi
- Gamification in Information Retrieval: State of the Art, Challenges and Opportunities
  Cristina Ioana Muntean, Franco Maria Nardini
- Multilingual Document Classification via Transductive Learning
  Salvatore Romeo, Dino Ienco, Andrea Tagarelli
- Automatic Feature Engineering for Italian Question Answering Systems
  Antonio Uva, Alessandro Moschitti

2015-07-15: submitted by Paolo Boldi, metadata incl. bibliographic data published under Creative Commons CC0
2015-07-20: published on CEUR-WS.org |valid HTML5|