| Vol-1448 urn:nbn:de:0074-1448-5 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.

# CBRecSys 2015
New Trends on Content-Based Recommender Systems

### Proceedings of the 2nd Workshop on New Trends on Content-Based Recommender Systems
co-located with 9th ACM Conference on Recommender Systems (RecSys 2015)

### Vienna, Austria, September 16-20, 2015.

Edited by

### Toine Bogers *
Marijn Koolen **

* Aalborg University Copenhagen, Department of Communication and Psychology, Copenhagen, Denmark
** University of Amsterdam, Institute for Logic, Language and Computation, Amsterdam, Netherlands

## Table of Contents

- Preface
- Organization

- Keynote: Capturing User Interests for Content-based Recommendations 1
  Frank Hopfgartner
- Exploiting Regression Trees as User Models for Intent-Aware Multi-attribute Diversity 2-9
  Paolo Tomeo, Tommaso Di Noia, Marco de Gemmis, Pasquale Lops, Giovanni Semeraro, Eugenio Di Sciascio
- Automatic Selection of Linked Open Data Features in Graph-based Recommender Systems 10-13
  Cataldo Musto, Pierpaolo Basile, Marco de Gemmis, Pasquale Lops, Giovanni Semeraro, Simone Rutigliano
- Metadata Embeddings for User and Item Cold-start Recommendations 14-21
  Maciej Kula
- Generic knowledge-based Analysis of Social Media for Recommendations 22-29
  Victor de Graaff, Anne van de Venis, Maurice van Keulen, Rolf de By
- The Continuous Cold-start Problem in e-Commerce Recommender Systems 30-33
  Lucas Bernardi, Jaap Kamps, Julia Kiseleva, Melanie Mueller
- Extended Recommendation Framework: Generating the Text of a User Review as a Personalized Summary 34-41
  Mickaël Poussevin, Vincent Guigue, Patrick Gallinari
- Cross-Document Search Engine For Book Recommendation 42-49
  Chahinez Benkoussas, Patrice Bellot
- Conceptual Impact-Based Recommender System for CiteSeerx 50-53
  Kevin Labille, Susan Gauch, Ann Smittu Joseph

2015-09-15: submitted by Marijn Koolen, metadata incl. bibliographic data published under Creative Commons CC0
2015-09-15: published on CEUR-WS.org |valid HTML5|