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CGF
2006
126views more  CGF 2006»
15 years 6 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»
15 years 6 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»
15 years 6 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»
15 years 6 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»
15 years 6 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