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WWW
2011
ACM
14 years 11 months ago
Automatic construction of a context-aware sentiment lexicon: an optimization approach
The explosion of Web opinion data has made essential the need for automatic tools to analyze and understand people’s sentiments toward different topics. In most sentiment analy...
Yue Lu, Malú Castellanos, Umeshwar Dayal, C...
WSC
2008
15 years 6 months ago
Mathematical programming representations for state-dependent queues
Discrete-event dynamic systems with feedback, where the behavior of the system depends on the system state, are difficult to model due to the uncertainties and dependencies of sys...
Wai Kin Chan, Lee W. Schruben
WABI
2004
Springer
106views Bioinformatics» more  WABI 2004»
15 years 9 months ago
Suboptimal Local Alignments Across Multiple Scoring Schemes
Abstract. Sequence alignment algorithms have a long standing tradition in bioinformatics. In this paper, we formulate an extension to existing local alignment algorithms: local ali...
Morris Michael, Christoph Dieterich, Jens Stoye
CSCW
2012
ACM
14 years 3 days ago
Practices of information and secrecy in a punk rock subculture
By examining the information practices of a punk-rock subculture, we investigate the limits of social media systems, particularly limits exposed by practices of secrecy. Looking a...
Jessica Lingel, Aaron Trammell, Joe Sanchez, Mor N...
CVPR
2012
IEEE
13 years 6 months ago
Urban tribes: Analyzing group photos from a social perspective
The explosive growth in image sharing via social networks has produced exciting opportunities for the computer vision community in areas including face, text, product and scene re...
Ana C. Murillo, Iljung S. Kwak, Lubomir Bourdev, D...