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TIP
2002
13 years 8 months ago
2002
Abstract-- We present a perceptual model for hiding a spreadspectrum watermark of variable amplitude and density in an image. The model takes into account the sensitivity and maski...
DSN
2003
IEEE
14 years 2 months ago
2003
IEEE
Software-based active replication is expensive in terms of performance overhead. Multithreading can help improve performance; however, thread scheduling is a source of nondetermin...
RECSYS
2009
ACM
14 years 3 months ago
2009
ACM
Top-N item recommendation is one of the important tasks of recommenders. Collaborative filtering is the most popular approach to building recommender systems which can predict ra...
SIROCCO
2010
13 years 10 months ago
2010
Many distributed systems can be modeled as network games: a collection of selfish players that communicate in order to maximize their individual utilities. The performance of such ...
IWAI
1999
Springer
14 years 1 months ago
1999
Springer
Networked multimedia applications, such as videoconferencing, offer great communicative opportunities. Since the financial cost of using such a service increases in line with the q...