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Denis Alejandro Parra Santander

Profesor Asociado

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

Santiago, Chile

RECOMMENDER SYSTEMS; INTELLIGENT USER INTERFACES; ARTIFICIAL INTELLIGENCE APPLICATIONS

INFORMATION SCIENCES, UNIVERSITY OF PITTSBURGH. Estados Unidos, 2013
CIENCIAS DE LA INGENIERIA MENCION INFORMATICA, UNIVERSIDAD AUSTRAL DE CHILE. Chile, 2004
INGENIERIA CIVIL EN INFORMATICA, UNIVERSIDAD AUSTRAL DE CHILE. Chile, 2004

Profesor Asociado Full Time

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

Ingeniería

Santiago, Chile

2013 - A la fecha

Profesor Adjunto Part Time

Universidad Austral de Chile

Valdivia, Chile

2003 - 2004
Profesor Adjunto Part Time

Universidad Austral de Chile

Valdivia, Chile

2006 - 2007
Investigador en Pasantia Full Time

Trinity College Dublin

Dublin, Irlanda

2009 - 2009
Investigador en Pasantia Full Time

Telefonica I+D

Barcelona, España

2010 - 2010

(Actualizado en marzo de 2021)
- Ha guiado 6 tesistas de magíster
- Actualmente guía a 4 alumnos de doctorado
- Actualmente guía a 7 alumnos de magíster
- Actualmente guía a 3 alumnos de pregrado

April 2021: general co-chair of the ACM IUI 2021 is the 26th annual meeting of the intelligent user interfaces
https://iui.acm.org/2021/committee_members.html

July 2017: Organizes workshop open to public on Interactive User Interfaces and Recommender Systems
http://socvis.ing.puc.cl/lair2017

August 2016: Organizes a full day of public tutorials on Data Science, the Data Science Day 1: Information VIsualization
https://github.com/PUC-SocVis/DataScience-Day1

Outstanding Reviewer Award

WWW 2017 Conference

Australia, 2017

As part of the programa committee of the WWW Conference, I was distinguished with and outstanding reviewer award for my dedication and contribution on providing rich feedback to authors submitting their works to the conference.
Outstanding paper award

IUI '19: 24th International Conference on Intelligent User Interfaces

Estados Unidos, 2019

Outstanding paper award: The effect of explanations and algorithmic accuracy on visual recommender systems of artistic images By Vicente Dominguez, Pablo Messina, Ivania Donoso-Guzmán, Denis Parra IUI '19: 24th International Conference on Intelligent User Interfaces https://dl.acm.org/doi/10.1145/3301275.3302274
2nd Best Student paper Award

Conference on User Modeling, Adaptation and Personalization (UMAP)

España, 2011

2nd best student paper award at the 19th International Conference on User Modeling, Adaptation and Personalization, UMAP 2011, in Girona, Spain: Walk the Talk: Analyzing the relation between implicit and explicit feedback for preference elicitation Denis Parra. U. of Pittsburgh Xavier Amatriain, Telefonica Research
Best Paper Honorable Mention

ACM Intelligent User Interfaces conference

Japón, 2018

Best Paper Honorable Mention for the conference article "An Interactive Relevance Feedback Interface for Evidence-Based Healthcare" by Ivania Donoso-Guzmán and Denis Parra


Algorithmic and HCI Aspects for Explaining Recommendations of Artistic Images Dominguez, Vicente; Donoso-Guzman, Ivania; Messina, Pablo; Parra, Denis Article ISI ACM TRANSACTIONS ON INTERACTIVE INTELLIGENT SYSTEMS (2020)
Automatic document screening of medical literature using word and text embeddings in an active learning setting Carvallo, Andres ; Parra, Denis; Lobel, Hans; Soto, Alvaro Article ISI SCIENTOMETRICS (2020)
GENE: Graph generation conditioned on named entities for polarity and controversy detection in social media Mendoza, Marcelo.; Parra, Denis; Soto, Alvaro Article ISI INFORMATION PROCESSING & MANAGEMENT (2020)
Social QA in non-CQA platforms Herrera, Jose; Parra, Denis; Poblete, Barbara Article ISI SCOPUS FUTURE GENERATION COMPUTER SYSTEMS-THE INTERNATIONAL JOURNAL OF ESCIENCE (2020)
Content-based artwork recommendation: integrating painting metadata with neural and manually-engineered visual features Messina, P; Dominguez, V; Parra, D; Trattner, C; Soto, A Article ISI USER MODELING AND USER-ADAPTED INTERACTION (2019)
IntersectionExplorer, a multi-perspective approach for exploring recommendations Cardoso, B; Sedrakyan, G; Gutierrez, F; Parra, D; Brusilovsky, P; Verbert, K Article International Journal of Human Computer Studies (2019)
Moodplay: Interactive music recommendation based on Artists' mood similarity Andjelkovic, I; Parra, D; O'Donovan, J Article ISI SCOPUS INTERNATIONAL JOURNAL OF HUMAN-COMPUTER STUDIES (2019)
Tag-based information access in image collections: insights from log and eye-gaze analyses Lin Y.-L.; Parra D.; Trattner C.; Brusilovsky P. Article ISI SCOPUS KNOWLEDGE AND INFORMATION SYSTEMS (2019)
Using Twitter to Infer User Satisfaction With Public Transport: The Case of Santiago, Chile Mendez J.T.; Lobel H.; Parra D.; Herrera J.C. Article ISI SCOPUS IEEE ACCESS (2019)
Inferring modes of transportation using mobile phone data Graells-Garrido E., Caro D. Article EPJ Data Science (2018)
Investigating the utility of the weather context for point of interest recommendations Trattner, C; Oberegger, A; Marinho, L; Parra, D Article WOS-ESCI SCOPUS INFORMATION TECHNOLOGY & TOURISM (2018)
Predicting process behavior meets factorization machines Lee, WLJ; Parra, D; Munoz-Gama, J; Sepulveda, M Article ISI SCOPUS EXPERT SYSTEMS WITH APPLICATIONS (2018)
Gaining historical and international relations insights from social media=> spatio-temporal real-world news analysis using Twitter Pena-Araya, V; Quezada, M; Poblete, B; Parra, D Article EPJ Data Science (2017)
Linking information and people in a social system for academic conferences Brusilovsky, P; Oh J.S.; López C.; Parra, D; Jeng W. Article ISI SCOPUS NEW REVIEW OF HYPERMEDIA AND MULTIMEDIA (2017)
Monitoring obesity prevalence in the United States through bookmarking activities in online food portals Trattner, Christoph; Parra, Denis; Elsweiler, David; Huerta-Quintanilla, Rodrigo Article ISI SCOPUS PLOS ONE (2017)
Visualization and recommendation of large image collections toward effective sensemaking Gu Y.; Wang C.; Ma J.; Nemiroff R.J.; Kao D.L.; Parra D. Article ISI SCOPUS INFORMATION VISUALIZATION (2017)
Agents Vs. Users Verbert, Katrien; Parra, Denis; Brusilovsky, Peter Article SCOPUS ACM TRANSACTIONS ON INTERACTIVE INTELLIGENT SYSTEMS (2016)
Interactive recommender systems: a survey of the state of the art and future research challenges and opportunities Chen He; Denis Parra; Katrien Verbert Article Expert Systems with Applications (2016)
Twitter in academic events: A study of temporal usage, communication, sentimental and topical patterns in 16 Computer Science conferences Parra, D; Trattner, C; Gómez, D.; Hurtado, M.; Wen, XD; Lin, YR Article ISI SCOPUS COMPUTER COMMUNICATIONS (2016)
Using QR codes to increase user engagement in museum-like spaces Pérez-Sanagustín M.; Parra, D; Verdugo, R; García-Galleguillos G.; Nussbaum M. Article ISI SCOPUS COMPUTERS IN HUMAN BEHAVIOR (2016)
User-controllable personalization: A case study with SetFusion Parra, D; Brusilovsky, P Article ISI SCOPUS International Journal of Human Computer Studies (2015)
See What you Want to See: Visual User-driven Approach for Hybrid Recommendation Parra, Denis; Brusilovsky, Peter; Trattner, Christoph Article Proceedings of the 19th international conference on Intelligent User Interfaces (2014)
Visualizing Recommendations to Support Exploration, Transparency and Controllability Verbert, Katrien; Parra, Denis; Brusilovsky, Peter; Duval, Erik Article Proceedings of the 18th International Conference on Intelligent User Interfaces (2013)


Data Mining for Item Recommendation in MOBA Games Araujo V.; Rios F.; Parra D. ConferencePaper ISI SCOPUS (2019)
Recommender Systems for Online Video Game Platforms: the Case of STEAM Cheuque G.; GuzmÃ¡n J.; Parra D. ConferencePaper ISI SCOPUS COMPANION OF THE WORLD WIDE WEB CONFERENCE (WWW 2019 ) (2019)
The Effect of Explanations and Algorithmic Accuracy on Visual Recommender Systems of Artistic Images Dominguez V.; Donoso-GuzmÃ¡n I.; Messina P.; Parra D. ConferencePaper ISI SCOPUS PROCEEDINGS OF IUI 2019 (2019)
An interactive relevance feedback interface for Evidence-Based Health Care Donoso-GuzmÃ¡n I.; Parra D. ConferencePaper ISI SCOPUS (2018)
Learning to Leverage Microblog Information for QA Retrieval Herrera, J; Poblete, B; Parra, D ConferencePaper ISI SCOPUS BIO-INSPIRED SYSTEMS AND APPLICATIONS: FROM ROBOTICS TO AMBIENT INTELLIGENCE, PT II (2018)
Are real-world place recommender algorithms useful in virtual world environments? Marinho L.B.; Trattner, C; Parra, D ConferencePaper SCOPUS RecSys 2015 - Proceedings of the 9th ACM Conference on Recommender Systems (2015)
Good times bad times: A study on recency effects in collaborative filtering for social tagging Larrain S.; Trattner, C; Parra, D; Graells-Garrido, E; Nørvåg K. ConferencePaper SCOPUS RecSys 2015 - Proceedings of the 9th ACM Conference on Recommender Systems (2015)
Identifying relevant messages in a twitter-based citizen channel for natural disaster situations Cobo A.; Parra, D; Navon, J ConferencePaper SCOPUS WWW 2015 Companion - Proceedings of the 24th International Conference on World Wide Web (2015)
Language, Twitter and academic conferences García R; Gómez, D.; Parra, D; Trattner, C; Kaltenbrunner A.; Graells-Garrido, E ConferencePaper SCOPUS HT 2015 - Proceedings of the 26th ACM Conference on Hypertext and Social Media (2015)
Retrieving relevant conversations for Q&A on Twitter Herrera J.M.; Parra, D; Poblete, B. ConferencePaper SCOPUS CEUR Workshop Proceedings (2015)
Towards improving Top-N recommendation by generalization of SLIM Larrain S.; Parra, D; soto A. ConferencePaper SCOPUS CEUR Workshop Proceedings (2015)
Utilizing online social network and location-based data to recommend products and categories in online marketplaces Lacic E.; Kowald D.; Eberhard L.; Trattner, C; Parra, D; Marinho L.B. ConferencePaper SCOPUS Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) (2015)
A study of mobile information exploration with multi-touch interactions Han, S.; Hsiao I.-H.; Parra, D ConferencePaper SCOPUS Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) (2014)
How groups of people interact with each other on twitter during academic conferences Wen, X; Parra, D; Trattner, C ConferencePaper SCOPUS TEI 2020 - Proceedings of the 14th International Conference on Tangible, Embedded, and Embodied Interaction (2014)
Recommending items in social tagging systems using tag and time information Lacic E.; Kowald D.; Seitlinger P.; Trattner, C; Parra, D ConferencePaper SCOPUS CEUR Workshop Proceedings (2014)
The effect of different set-based visualizations on user exploration of recommendations Verbert, K; Parra, D; Brusilovsky, P ConferencePaper SCOPUS CEUR Workshop Proceedings (2014)
Twitter in academic conferences: Usage, networking and participation over time Wen, X; Lin Y.-R.; Trattner, C; Parra, D ConferencePaper SCOPUS TEI 2020 - Proceedings of the 14th International Conference on Tangible, Embedded, and Embodied Interaction (2014)
A field study of a visual controllable talk recommender Parra, D; Brusilovsky, P ConferencePaper SCOPUS ACM International Conference Proceeding Series (2013)
Visualizing recommendations to support exploration, transparency and controllability Verbert, K; Parra, D; Brusilovsky, P; Duval E. ConferencePaper SCOPUS International Conference on Intelligent User Interfaces, Proceedings IUI (2013)


HARNESSING INFORMATION VISUALIZATION AND INTERACTIVITY TO DEVELOP INTERFACES FOR EXPLAINABLE AI Parra, Denis; Rada G, Gabriel; Capurro, D Proyecto (2019)
Usando Inteligencia Artificial para Amplificar la Creación Artística Musical VRI UC (II18998) Proyecto 2019-2019 Inv. Principal
Instituto Milenio de Investigación sobre los Fundamentos de los Datos Iniciativa Científica Milenio (000000) Proyecto 2018-2028 Investigador(a)
Observatorio Digital de Delincuencia en Chile=> Un sistema inteligente de apoyo a la industria automotriz chilena, en el robo de vehículos y accesorios FONDEF (ID16I10222) Proyecto 2017-2018 Inv. Principal
Dealing with Information Overload using Intelligent Recommender System Interfaces FONDECYT (11150783) Proyecto 2015-2017 Inv. Responsable
Visualization and Recommendation of Large Image and Text Collections toward Effective Sensemaking Luksic Collaboration Grants Program (3033) Proyecto 2015-2016 Subdirector(a)
NSF EAGER=> Modeling and Visualization of Latent Communities NSF/DARPA (USA) ((IIS 1059577) Proyecto 2011-2012 Investigador(a)


Interactive recommender systems: A survey of the state of the art and future research challenges and opportunities HE, C; Parra, D; Verbert, K Review ISI SCOPUS EXPERT SYSTEMS WITH APPLICATIONS (2016)