| Vol-926 urn:nbn:de:0074-926-4 Copyright © 2012 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.

# AIxIA-DC 2012
Doctoral Consortium of the 12th AI*IA Symposium on Artificial Intelligence

### Proceedings of the Doctoral Consortium of the 12th Symposium of the Italian Association for Artificial Intelligence

### Rome, Italy, June 15, 2012.

Edited by

### Paolo Liberatore *
Michele Lombardi **
Floriano Scioscia ***

* University of Rome "La Sapienza", Department of Computer and System Sciences (DIS), Via Ariosto 25, Rome, Italy
** University of Bologna, Department of Electronics, Computer sciences and Systems (DEIS), Viale del Risorgimento 2, Bologna, Italy
*** Technical University of Bari, Department of Electrical and Electronic Engineering (DEE), Via Orabona 4, Bari, Italy

## Table of Contents

- Preface

1. Parameter and Structure Learning Algorithms for Statistical Relational Learning 5-9
   Elena Bellodi, Fabrizio Riguzzi
2. A Constraint-based Approach to Cyclic Resource-Constrained Scheduling Problem 10-12
   Alessio Bonfietti, Michela Milano
3. A Model to Summarize User Action Log Files 13-17
   Eleonora Gentili, Alfredo Milani
4. Knowledge Representation Methods for Smart Devices in Intelligent Buildings 18-22
   Giuseppe Loseto, Michele Ruta
5. Molecules of Knowledge: a Novel Perspective over Knowledge Management 23-27
   Stefano Mariani, Andrea Omicini
6. Semantic Models for Question Answering 28-32
   Piero Molino, Pasquale Lops
7. An ASP Approach for the Optimal Placement of the Isolation Valves in a Water Distribution System 33-37
   Andrea Peano, Marco Gavanelli
8. Machine Learning Methods and Technologies for Ubiquitous Computing 38-42
   Agnese Pinto, Eugenio Di Sciascio, Michele Ruta
9. Combining Process and Ontological Modeling 43-47
   Dmitry Solomakhin, Sergio Tessaris, Marco Montali

#### Complete proceedings in one PDF file

24-Oct-2012: submitted by Floriano Scioscia
24-Oct-2012: published on CEUR-WS.org