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SOSP
2007
ACM
14 years 5 months ago
Zyzzyva: speculative byzantine fault tolerance
We present Zyzzyva, a protocol that uses speculation to reduce the cost and simplify the design of Byzantine fault tolerant state machine replication. In Zyzzyva, replicas respond...
Ramakrishna Kotla, Lorenzo Alvisi, Michael Dahlin,...
IUI
2009
ACM
14 years 5 months ago
You can play that again: exploring social redundancy to derive highlight regions in videos
Identifying highlights in multimedia content such as video and audio is currently a very difficult technical problem. We present and evaluate a novel algorithm that identifies hig...
Jose San Pedro, Vaiva Kalnikaité, Steve Whi...
ACIIDS
2009
IEEE
122views Database» more  ACIIDS 2009»
14 years 3 months ago
How to Maximize User Satisfaction Degree in Multi-service IP Networks
—Bandwidth allocation is a fundamental problem in communication networks. With current network moving towards the Future Internet model, the problem is further intensified as net...
Huy Anh Nguyen, Tam Van Nguyen, Deokjai Choi
EDBT
2009
ACM
118views Database» more  EDBT 2009»
14 years 3 months ago
Flexible query answering on graph-modeled data
The largeness and the heterogeneity of most graph-modeled datasets in several database application areas make the query process a real challenge because of the lack of a complete ...
Federica Mandreoli, Riccardo Martoglia, Giorgio Vi...
KDD
2009
ACM
184views Data Mining» more  KDD 2009»
14 years 3 months ago
Thumbs-Up: a game for playing to rank search results
Human computation is an effective way to channel human effort spent playing games to solving computational problems that are easy for humans but difficult for computers to autom...
Ali Dasdan, Chris Drome, Santanu Kolay, Micah Alpe...