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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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

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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

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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

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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

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)