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WWW
2011
ACM
14 years 9 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...
VR
2011
IEEE
309views Virtual Reality» more  VR 2011»
14 years 7 months ago
Two-handed tangible interaction techniques for composing augmented blocks
Abstract Modeling tools typically have their own interaction methods for combining virtual objects. For realistic composition in 3D space, many researchers from the fields of virt...
Hyeongmook Lee, Mark Billinghurst, Woontack Woo
CHI
2009
ACM
16 years 3 months ago
Feed me: motivating newcomer contribution in social network sites
Social networking sites (SNS) are only as good as the content their users share. Therefore, designers of SNS seek to improve the overall user experience by encouraging members to ...
Moira Burke, Cameron Marlow, Thomas M. Lento
MM
2006
ACM
158views Multimedia» more  MM 2006»
15 years 9 months ago
Extreme video retrieval: joint maximization of human and computer performance
We present an efficient system for video search that maximizes the use of human bandwidth, while at the same time exploiting the machine’s ability to learn in real-time from use...
Alexander G. Hauptmann, Wei-Hao Lin, Rong Yan, Jun...
CHI
2008
ACM
16 years 3 months ago
WallCology: designing interaction affordances for learner engagement in authentic science inquiry
The broadening array of technologies available to support the design of classroom activity has the potential to reshape science learning in schools. This paper presents a ubiquito...
Brenda López Silva, Brian Uphoff, Darshan B...