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CGF
2006
126views more  CGF 2006»
14 years 12 months ago
Soft Shadow Maps: Efficient Sampling of Light Source Visibility
Shadows, particularly soft shadows, play an important role in the visual perception of a scene by providing visual cues about the shape and position of objects. Several recent alg...
Lionel Atty, Nicolas Holzschuch, Marc Lapierre, Je...
CI
2006
101views more  CI 2006»
14 years 12 months ago
Sentiment Classification of Movie Reviews Using Contextual Valence Shifters
We present two methods for determining the sentiment expressed by a movie review. The semantic orientation of a review can be positive, negative, or neutral. We examine the effect...
Alistair Kennedy, Diana Inkpen
CN
2006
70views more  CN 2006»
14 years 12 months ago
Small-world characteristics of Internet topologies and implications on multicast scaling
Recent work has shown that the physical connectivity of the Internet exhibits small-world behavior. Characterizing such behavior is important not only for generating realistic Int...
Shudong Jin, Azer Bestavros
CN
2006
60views more  CN 2006»
14 years 12 months ago
Loss strategies for competing AIMD flows
We study in this paper two competing AIMD flows that share a common bottleneck link. When congestion occurs, one (or both) flows will suffer a loss that will cause its throughput ...
Eitan Altman, Rachid El Azouzi, David Ros, Bruno T...
CN
2006
64views more  CN 2006»
14 years 12 months ago
Piggybacking related domain names to improve DNS performance
In this paper, we present a novel approach to exploit the relationships among domain names to improve the cache hit rate for a local DNS server. Using these relationships, an auth...
Hao Shang, Craig E. Wills