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SIGOPS
2008
95views more  SIGOPS 2008»
15 years 7 months ago
Virtual machine time travel using continuous data protection and checkpointing
Virtual machine (VM) time travel enables reverting a virtual machine's state, both transient and persistent, to past points in time. This capability can be used to improve vi...
Paula Ta-Shma, Guy Laden, Muli Ben-Yehuda, Michael...
ML
2002
ACM
168views Machine Learning» more  ML 2002»
15 years 6 months ago
On Average Versus Discounted Reward Temporal-Difference Learning
We provide an analytical comparison between discounted and average reward temporal-difference (TD) learning with linearly parameterized approximations. We first consider the asympt...
John N. Tsitsiklis, Benjamin Van Roy
MTA
2002
136views more  MTA 2002»
15 years 6 months ago
Dealing with Uncertain Durations in Synchronized Multimedia Presentations
In this paper, we discuss the effect of the uncertainty in the duration of some multimedia objects on the quality of the presentation of multimedia scenarios. This uncertainty can ...
Nabil Layaïda, Loay Sabry-Ismaïl, C&eacu...
PR
2002
103views more  PR 2002»
15 years 6 months ago
Extracting moving shapes by evidence gathering
Many approaches can track objects moving in sequences of images but can su er in occlusion and noise, and often require initialisation. These factors can be handled by techniques ...
Michael G. Grant, Mark S. Nixon, Paul H. Lewis
ICIP
2010
IEEE
15 years 4 months ago
Robust and efficient background subtraction by quadratic polynomial fitting
We present a background subtraction algorithm aimed at efciency and robustness to common sources of disturbance such as illumination changes, camera gain and exposure variations, ...
Alessandro Lanza, Federico Tombari, Luigi di Stefa...