Malú Castellanos

2016

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Data-Driven Contextual Valence Shifter Quantification for Multi-Theme Sentiment Analysis.
Hongkun Yu|Jingbo Shang|Meichun Hsu|Malú Castellanos|Jiawei Han
Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016

2013

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Discovering coherent topics using general knowledge.
Zhiyuan Chen|Arjun Mukherjee|Bing Liu|Meichun Hsu|Malú Castellanos|Riddhiman Ghosh
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013
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Compact explanatory opinion summarization.
Hyun Duk Kim|Malú Castellanos|Meichun Hsu|ChengXiang Zhai|Umeshwar Dayal|Riddhiman Ghosh
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013
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Mining causal topics in text data: iterative topic modeling with time series feedback.
Hyun Duk Kim|Malú Castellanos|Meichun Hsu|ChengXiang Zhai|Thomas A. Rietz|Daniel Diermeier
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013
doi dblp
Information Retrieval with Time Series Query.
Hyun Duk Kim|Danila Nikitin|ChengXiang Zhai|Malú Castellanos|Meichun Hsu
International Conference on the Theory of Information Retrieval, ICTIR '13, Copenhagen, Denmark, September 29 - October 02, 2013
doi dblp
Ranking explanatory sentences for opinion summarization.
Hyun Duk Kim|Malú Castellanos|Meichun Hsu|ChengXiang Zhai|Umeshwar Dayal|Riddhiman Ghosh
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013

2012

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InCaToMi: integrative causal topic miner between textual and non-textual time series data.
Hyun Duk Kim|ChengXiang Zhai|Thomas A. Rietz|Daniel Diermeier|Meichun Hsu|Malú Castellanos|Carlos Ceja Limon
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012

2011

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Automatic construction of a context-aware sentiment lexicon: an optimization approach.
Yue Lu|Malú Castellanos|Umeshwar Dayal|ChengXiang Zhai
Proceedings of the 20th International Conference on World Wide Web, WWW 2011, Hyderabad, India, March 28 - April 1, 2011
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LivePulse: tapping social media for sentiments in real-time.
Malú Castellanos|Riddhiman Ghosh|Yue Lu|Lei Zhang|Perla Ruiz|Mohamed Dekhil|Umeshwar Dayal|Meichun Hsu
Proceedings of the 20th International Conference on World Wide Web, WWW 2011, Hyderabad, India, March 28 - April 1, 2011 (Companion Volume)