Arkaitz Zubiaga
PhD in Computer Science
Experience
I have six years research experience in mining social media, social networks, and
user-generated content to improve information access. My research has focused
on the elds of social media mining, social computing, machine learning, natural
language processing, and information retrieval. I have experience in supervising
PhD students, writing research grant proposals, coordinating workshops and con-
ferences, and serving as a PC member or reviewer for journals and conferences,
including SIGIR and ACL. My publications include journals such as IEEE TKDE,
conferences such as CIKM, Hypertext, IUI, DocEng, and COLING, and chapters in
books. Pro le on Google Scholar: http://scholar.google.es/citations?user=
IUb-xxMAAAAJ&hl=en.
Professional Activity
2012- Post-doctoral Research Associate, Queens College and Graduate Center, City University
of New York, New York, USA.
2010 Visiting researcher at the Knowledge Management Institute, Graz University of
Technology, Graz, Austria.
2008-2011 Research fellow at the NLP&IR Group, UNED, Madrid, Spain.
2007 Freelance web developer, Barcelona, Spain.
2006-2007 Web developer, VilaWeb, Barcelona, Spain.
2005-2006 Programmer, ULMA Handling Systems, O ati, Spain.
Education
2008-2011 PhD in Computer Science, UNED.
2006-2008 Master s degree in Language Technologies on the Web, UNED.
2000-2005 M. S. in Computer Science and Information Engineering, Mondragon Unibertsitatea.
References
Heng Ji, Associate Professor, City University of New York, **********@*****.***.
Markus Strohmaier, Assistant Professor, Graz University of Technology,
******.**********@******.**.
Raquel Mart nez, Associate Professor, NLP&IR Group at UNED, ******@***.****.**.
Programming Skills
Object Java, C/C++ Web XHTML, CSS, XML, PHP, JavaScript,
Programming AJAX
Oriented
Programming
Scripting PHP, Python Statistical R
Computing
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Databases MySQL, PostgreSQL Machine svm-light, svmlin, SOM, Cluto, weka
Learning
Languages
English Advanced level
Spanish Native
Basque Native EGA certi cate (Basque Ability Certi cate)
Catalan Advanced level C level certi cate ( Pro ciency )
Scholarly Achievements
Research Projects
2012 Army Research Lab s Information Network Academic Research Center.
2012 DARPA Broad Operational Language Translation.
2011 Holopedia: The Automatic Encyclopedia of People and Organizations.
2010-2011 OPENMT-2: Hybrid Machine Translation and advanced evaluation.
2008-2011 MAVIR/MA2VICMR: Mejorando el Acceso, el An lisis y la Visibilidad de la Infor-
maci n y los Contenidos Multiling e y Multimedia en Red para la Comunidad de
Madrid.
2008-2010 QEAVis: Quantitative Evaluation of Academic Websites Visibility.
Scholarships & Awards
2012 Extraordinary PhD award, UNED.
2011 Scholarship to attend Wikimania 2011, Wikimedia Foundation.
2009 Scholarship to attend ACM DocEng 2009, ACM SIGWeb.
2009 Scholarship to attend Wikimania 2009, Wikimedia Foundation.
2009 Scholarship to attend the TrebleClef Summer School on Multilingual Information
Access, TrebleCLEF.
2008-2011 Research Fellowship at the NLP&IR Group of the UNED University, Region of
Madrid.
Activities
2013 PC member for ACM Hypertext 2013, Social Media Track.
2013 PC member for Workshop on Modeling Social Media.
2012-2013 Co-chair for Real-Time Analysis and Mining of Social Streams workshop at
ICWSM-12, and at WWW 2013.
2012 Workshop chair for ACM Hypertext 2012.
2012 Reviewer for ACM SIGIR 2012.
2012 PC member for Industry Session at ISMIS-12.
2012 PC member for ACM Student Research Challenge at ACM Hypertext 2012.
2011 Reviewer for LREC 2012.
2011 Reviewer for CICLing 2012.
2011 Reviewer for ACL 2011.
2010 PC member for the Special Issue of ACM TIST on Search and Mining User
Generated Contents.
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2010 PC member for Workshop on Search and Mining User-generated Contents.
2010-2012 PC member for Wikimania 2010, 2011, and 2012.
Invited Talks
2011 Mining Twitter for real-time trend and information discovery, Yahoo! Research
Barcelona, Barcelona, Spain.
2011 Mining Twitter for real-time trend and information discovery, University of the
Basque Country, San Sebastian, Spain.
2011 Mining Twitter for real-time trend and information discovery, MAVIR, Madrid, Spain.
Publications
Arkaitz Zubiaga, Heng Ji, and Kevin Knight. Curating and contextualizing twitter stories
to assist with social newsgathering. In IUI 2013, 2013.
Hongzhao Huang, Arkaitz Zubiaga, Heng Ji, Hongbo Deng, Dong Wang, Hieu Khac Le,
Tarek Abdelzaher, Jiawei Han, Alice Leung, John Hancock, and Clare Voss. Tweet ranking
based on heterogeneous networks. In COLING 2012, 2012.
Taylor Cassidy, Heng Ji, Lev-Arie Ratinov, Arkaitz Zubiaga, and Hongzhao Huang. Ex-
panding microblog context to enhance disambiguation to wikipedia. In COLING 2012,
2012.
Arkaitz Zubiaga, Raquel Mart nez, V ctor Fresno, and Alberto P rez Garc a-Plaza. Harness-
ing folksonomies to produce a social classi cation of resources. IEEE TKDE, Transactions
on Knowledge and Data Engineering, 2012.
I aki Alegria, Unai Cabezon, Unai Fernandez de Beto o, Gorka Labaka, Aingeru Mayor,
Kepa Sarasola, and Arkaitz Zubiaga. Reciprocal enrichment between basque wikipedia
and machine translation. In I. Gurevych and J. Kim, editors, The People s Web Meets
NLP: Collaboratively Constructed Language Resources. Springer, 2012.
Arkaitz Zubiaga, Taylor Cassidy, and Heng Ji. Hey, it s trending! let s update that wikipedia
article! In Wikimania 2012, 4th Annual Conference of the Wikimedia Community, 2012.
Arkaitz Zubiaga, Damiano Spina, Enrique Amig, and Julio Gonzalo. Towards real-time
summarization of events from twitter streams. In Hypertext 2012, 23rd ACM Conference
on Hypertext and Social Media, 2012.
Alberto P rez Garc a-Plaza, Arkaitz Zubiaga, V ctor Fresno, and Raquel Mart nez. Reorga-
nizing clouds: A study on tag clustering and evaluation. Expert Systems with Applications,
39(10):9483 9493, 2012.
Alberto P rez Garc a-Plaza, Arkaitz Zubiaga, V ctor Fresno, and Raquel Mart nez. Tag
cloud reorganization: Finding groups of related tags on delicious. In Guandong Xu and Lin
Li, editors, Social Media Mining and Social Network Analysis: Emerging Research. IGI
Global, 2012.
Arkaitz Zubiaga, V ctor Fresno, and Raquel Mart nez. Exploiting social annotations for
resource classi cation. In I-Hsien Ting, Tzung-Pei Hong, and Leon S.L. Wang, editors,
Social Network Mining, Analysis and Research Trends: Techniques and Applications, pages
116 130. IGI Global, 2012.
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Arkaitz Zubiaga, Raquel Mart nez, and V ctor Fresno. Analyzing tag distributions in
folksonomies for resource classi cation. In KSEM 2011, 5th International Conference on
Knowledge Science, Engineering and Management, 2011.
Arkaitz Zubiaga, Damiano Spina, V ctor Fresno, and Raquel Mart nez. Classifying trending
topics: a typology of conversation triggers on twitter. In Proceedings of the 20th ACM
international conference on Information and knowledge management, CIKM 11, pages
2461 2464, New York, NY, USA, 2011. ACM.
Arkaitz Zubiaga, Christian K rner, and Markus Strohmaier. Tags vs shelves: from social
tagging to social classi cation. In Proceedings of HT 2011, the 22nd ACM conference on
Hypertext and hypermedia, HT 11, pages 93 102, New York, NY, USA, 2011. ACM.
Arkaitz Zubiaga. Discussion and Improvement Proposals for the Current Interwiki Linking
System on Wikipedia. In Wikimania 2011: 6th Annual Conference of the Wikimedia
Community, August 2011.
Arkaitz Zubiaga, Raquel Mart nez, and V ctor Fresno. Augmenting web page classi ers
with social annotations. Procesamiento del Lenguage Natural, pages 189 196, 2011.
Mikel Iturbe, Unai Fernandez de Beto o, Galder Gonzalez, Arkaitz Zubiaga, I aki Alegria,
Gorka Labaka, and Kepa Sarasola. Reciprocal Enrichment between Wikipedia and Machine
Translators. In Wikimania 2010: 5th Annual Conference of the Wikimedia Community,
July 2010.
Arkaitz Zubiaga, Alberto P. Garc a-Plaza, V ctor Fresno, and Raquel Mart nez. Content-
based clustering for tag cloud visualization. In ASONAM 09. International Conference on
Advances in Social Network Analysis and Mining, pages 316 319. IEEE, 2009.
Arkaitz Zubiaga. Enhancing Navigation on Wikipedia with Social Tags. In Wikimania
2009: 4th Annual Conference of the Wikimedia Community, August 2009.
Arkaitz Zubiaga, Raquel Mart nez, and V ctor Fresno. Getting the most out of social
annotations for web page classi cation. In Proceedings of DocEng 09, the 9th ACM
symposium on Document engineering, pages 74 83, New York, NY, USA, 2009. ACM.
Arkaitz Zubiaga, V ctor Fresno, and Raquel Mart nez. Is unlabeled data suitable for
multiclass svm-based web page classi cation? In SemiSupLearn 09: Proceedings of
the NAACL HLT 2009 Workshop on Semi-Supervised Learning for Natural Language
Processing, pages 28 36, Morristown, NJ, USA, 2009. Association for Computational
Linguistics.
Arkaitz Zubiaga, Raquel Mart nez, and V ctor Fresno. Clasi caci n de p ginas web con
anotaciones sociales. Procesamiento del Lenguaje Natural, 43:225 233, 2009.
Arkaitz Zubiaga, V ctor Fresno, and Raquel Mart nez. Comparativa de Aproximaciones a
SVM Semisupervisado Multiclase para Clasi caci n de P ginas Web. Procesamiento del
Lenguage Natural, 42:63 70, 2009.
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646-***-**** *******@*******.*** http://www.zubiaga.org/