| Vol-872 urn:nbn:de:0074-872-7 Copyright © 2012 for the individual papers by the papers' authors. Copying permitted for private and academic purposes. This volume is published and copyrighted by its editors.

# Workshop and Poster Proceedings of UMAP 2012

### Workshop and Poster Proceedings of the 20th Conference on User Modeling, Adaptation, and Personalization

### Montreal, Canada, July 16-20, 2012.

Edited by

### Eelco Herder *
Kalina Yacef **
Li Chen ***
Stephan Weibelzahl ****

* L3S Research Center, Leibniz University Hannover, Germany
** University of Sydney, School of Information Science, Australia
*** Hong Kong Baptist University, Department of Computer Science, China
**** National College of Ireland, School of Computing, Ireland

## Contents at a Glance

- AUM 2012: Augmented User Modeling
- FactMod 2012: Matrix Factorization Techniques for Student Skills and User Preference Modeling
- PALE 2012: Personalization Approaches in Learning Environments
- PATCH 2012: Personal Access to Cultural Heritage
- SASWeb 2012: Semantic and Adaptive Social Web
- SRS 2012: Social Recommender Systems
- TRUM 2012: Trust, Reputation and User Modeling
- TVM2P 2012: TV and Multimedia Personalization
- UMAP 2012 Posters and Demos

## Table of Contents

### AUM 2012: Augmented User Modeling

organized by Fabian Abel, Vania Dimitrova, Eelco Herder, Geert-Jan Houben

- Preface - AUM 2012
  Fabian Abel, Vania Dimitrova, Eelco Herder, Geert-Jan Houben

1. Diversity of user viewpoints on social signals: a study with YouTube content
   Dimoklis Despotakis, Dhavalkumar Thakker, Vania Dimitrova, Lydia Lau
2. User models sharing and reusability: a component-based approach
   Eyal Dim, Tsvi Kuflik
3. Daily and weekly patterns in human mobility
   Eelco Herder, Patrick Siehndel
4. Contextualised user profiling in networked media environments
   Dorothea Tsatsou, Lyndon Nixon, Matei Mancas, Miroslav Vacura, Rüdiger Klein, Julien Leroy, Jaroslav Kuchar, Tomás Kliegr, Manuel Kober, Maria Loli, Vasileios Mezaris

### FactMod 2012: Matrix Factorization Techniques for Student Skills and User Preference Modeling

organized by Michel Desmarais, Neil Heffernan, Tomáš Horváth, Thai-Nghe Nguyen, Zacharia A. Pardos

1. Linear models of student skills for static data
   Michel C. Desmarais, Rhouma Naceur, Behzad Beheshti
2. Factorization techniques for student performance classification and ranking
   Lucas Drumond, Nguyen Thai-Nghe, Tomáš Horváth, Lars Schmidt-Thieme
3. Rating prediction using preference relations based matrix factorization
   Maunendra Sankar Desarkar, Sudeshna Sarkar
4. Using factorization machines for student modeling
   Nguyen Thai-Nghe, Lucas Drumond, Tomáš Horváth, Lars Schmidt-Thieme

### PALE 2012: Personalization Approaches in Learning Environments

organized by Milos Kravcik, Olga C. Santos, Jesus G. Boticario, Diana Perez-Marin

- Preface - PALE 2012
  Milos Kravcik, Olga C. Santos, Jesus G. Boticario, Diana Perez-Marin

1. An approach for unified personalization of learning
   Marie Lefevre, Stéphanie Jean-Daubias, Nathalie Guin
2. Predicting student outcomes from unstructured data
   Norma Ming, Vivienne Ming
3. Towards a model of personality, affective state, feedback and learner motivation
   Matt Dennis, Judith Masthoff, Chris Mellish
4. Towards the development of a reading comprehension conversational agent for children applying user-centered design techniques for teachers and students
   Silvia Tamayo, Diana Pérez-Marín
5. Taking into account users' knowledge, abilities and preferences to personalize animated assistant agents
   Blandine Ginon, Pierre-Antoine Champin, Stéphanie Jean-Daubias
6. A generic approach for assisting teachers during personalization of learners' activities
   Marie Lefevre, Nathalie Guin, Stéphanie Jean-Daubias
7. Supporting self-reflection in personal learning environments through user feedback
   Alexander Nussbaumer, Milos Kravcik, Dietrich Albert
8. An open and inspectable learner modeling with a negotiation mechanism to solve cognitive conflicts in an intelligent tutoring system
   Evandro Costa, Priscylla Silva, Jonathas Magalhães, Marlos Silva
9. Recommendation, trust and reputation management in a group online mentorship system
   Oluwabunmi Adewoyin, Julita Vassileva

### PATCH 2012: Personal Access to Cultural Heritage

organized by Tsvi Kuflik, Lora Aroyo, Anthony Collins, Eyal Dim, Judy Kay, Bob Kummerfeld

1. Early detection of museum visitors identities by using a museum triage
   Eyal Dim, Tsvi Kuflik
2. Open Locast: Locative media platforms for situated cultural experiences
   Amar Boghani, Federico Casalegno
3. Personalization in crowd-driven annotation for cultural heritage collections
   Chris Dijkshoorn, Jasper Oosterman, Lora Aroyo, Geert-Jan Houben
4. WantEat: interacting with social networks of smart objects for sharing and promoting cultural heritage
   Luca Console, Giulia Biamino, Francesca Carmagnola, Federica Cena, Elisa Chiabrando, Roberto Furnari, Cristina Gena, Pierluigi Grillo, Silvia Likavec, Ilaria Lombardi, Michele Mioli, Claudia Picardi, Amon Rapp, Fabiana Vernero, Rossana Simeoni, Fabrizio Antonelli, Vincenzo Cuciti, Matteo Demichelis, Fabrizio Franceschi, Marina Geymonat, Alessandro Marcengo, Dario Mana, Mario Mirabelli, Monica Perrero, Federica Protti, Franco Fassio, Piercarlo Grimaldi, Fabio Torta
5. Multi-channel coverage for a Dangerous Australians museum exhibit
   Rainer Wasinger, Matthew Wardrop, Anthony Collins, Michael Fry, Judy Kay, Bob Kummerfeld

### SASWeb 2012: Semantic and Adaptive Social Web

organized by Lora Aroyo, Federica Cena, Antonina Dattolo, Pasquale Lops, Julita Vassileva

1. Building multi-layer social knowledge maps with Google Maps API
   MinEr Liang, Julio Guerra, Peter Brusilovsky
2. Learning from a network of peers via peer-driven adjustment of a corpus
   John Champaign, Robin Cohen

Invited Talks

- Culture in User Modeling 3.0
  Jacqueline Bourdeau
- Leveraging social and semantic components in adaptive environments
  Cristina Gena
- Meaning is its use: towards the use of distributional semantics for content-based recommender systems
  Cataldo Musto
- Exploring folksonomies for adaptive query expansion
  Fabio Gasparetti

### SRS 2012: Social Recommender Systems

organized by Ido Guy, Li Chen, Michelle Zhou

1. Folksonomy-based adaptive query expansion
   Claudio Biancalana, Fabio Gasparetti, Alessandro Micarelli, Alfonso Miola, Giuseppe Sansonetti
2. Selective presentation of peer commentary on Web objects through a modeling of user similarity and reputability: reducing information overload in social networks
   John Champaign, Robin Cohen
3. A fuzzy-based inference mechanism of trust for improved social recommenders
   Renato A. C. Capuruço, Luiz F. Capretz
4. Evaluation and assessment of recommenders using Monte Carlo simulation
   Renato A. C. Capuruço, Luiz F. Capretz
5. Improving a recommender system through integration of user profiles: a semantic approach
   Jonathas Magalhães, Cleyton Souza, Priscylla Silva, Evandro Costa, Joseana Fechine
6. A hybrid peer recommender system for an online community of teachers
   Cristian Miranda, Julio Guerra, Denis Parra, Eliana Scheihing
7. SRec: a social behaviour based recommender for online communities
   Surya Nepal, Cecile Paris, Sanat Bista
8. Recommending communities at the regional & city level
   John P. Verostek

### TRUM 2012: Trust, Reputation and User Modeling

organized by Julita Vassileva, Jie Zhang

1. Towards a comprehensive testbed to evaluate the robustness of reputation systems against unfair rating attack
   Athirai Aravazhi Irissappane, Siwei Jiang, Jie Zhang
2. Modeling trustworthiness of peer advice in a framework for presenting Web objects that supports peer commenta
   John Champaign, Robin Cohen
3. Reasoning about user trustworthiness with non-binary advice from peers
   John Finnson, Robin Cohen, Jie Zhang, Thomas Tran, Umar Farooq Minhas
4. An association based approach to propagate social trust in social networks
   Surya Nepal, Sanat Kumar Bista, Cecile Paris

Invited Talk

- Modeling buyers in competitive electronic marketplace environments
  Zeinab Noorian

### TVM2P 2012: TV and Multimedia Personalization

organized by Shlomo Berkovsky, Luiz Pizzato

1. Time dependency in TV viewer clustering
   Mengxi Xu, Shlomo Berkovsky, Irena Koprinska, Sebastien Ardon, Kalina Yacef
2. Personalized recommendation of linear content on interactive TV platforms: beating the cold start and noisy implicit user feedback
   Dávid Zibriczky, Balázs Hidasi, Zoltán Petres, Domonkos Tikk
3. Does your profile say it all? Using demographics to predict expressive head movement during gameplay
   Stylianos Asteriadis, Kostas Karpouzis, Noor Shaker, Georgios N. Yannakakis
4. Personalized presentation of multimedia objects for home healthcare environments: a peer-based intelligent tutoring approach
   John Champaign, Robin Cohen

### UMAP 2012 Posters and Demos

- Preface - UMAP 2012 Posters and Demos
  Li Chen, Stephan Weibelzahl

Posters

1. Developing a scale for assessing instructor attitudes towards open learner models
   Carrie Demmans Epp
2. Adaptive Information Visualization - Predicting user characteristics and task context from eye gaze
   Ben Steichen, Giuseppe Carenini, Cristina Conati
3. Multilingual user modeling for personalized re-ranking of multilingual web search results
   M.Rami Ghorab, Dong Zhou, Seamus Lawless, Vincent Wade
4. An interoperable and inclusive user modelling concept for simulation and adaptation
   Nikolaos Kaklanis, Yehya Mohamad, Matthias Peissner, Pradipta Biswas, Pattrick Langdon, Dimitrios Tzovaras
5. Question generation for adaptive assessment for student knowledge modeling in probabilistic domains
   Nabila Khodeir, Nayer Wanas, Nevin Darwish, Nadia Hegazy
6. Evaluating learning factors analysis
   Michael Lipschultz, Diane Litman, Pamela Jordan, Sandra Katz
7. Conference Navigator 3: An online social conference support system
   Denis Parra, Wei Jeng, Peter Brusilovsky, Claudia López, Shaghayegh Sahebi

Demos

8. GALE: Generic Adaptation Language and Engine
   David Smits, Paul De Bra
9. Holistic accessibility evaluation using VR simulation of users with special needs
   Panagiotis Moschonas, Athanasios Tsakiris, Nikolaos Kaklanis, Georgios Stavropoulos, Dimitrios Tzovaras
10. Next-generation social TV content discovery
    Sebastien Ardon, Salim Bensiali, Hilary Cinis, Jeff Wang, Shlomo Berkovsky

10-Jul-2012: submitted by Eelco Herder
11-Jul-2012: published on CEUR-WS.org