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ICPR
2008
IEEE
14 years 10 months ago
A machine learning based scheme for double JPEG compression detection
Double JPEG compression detection is of significance in digital forensics. We propose an effective machine learning based scheme to distinguish between double and single JPEG comp...
Chunhua Chen, Wei Su, Yun Q. Shi
STACS
2004
Springer
14 years 2 months ago
Optimal and Online Preemptive Scheduling on Uniformly Related Machines
We consider the problem of preemptive scheduling on uniformly related machines. We present a semi-online algorithm which, if the optimal makespan is given in advance, produces an ...
Tomás Ebenlendr, Jiri Sgall
IJBC
2006
65views more  IJBC 2006»
13 years 8 months ago
Noise-Sensitivity in Machine Tool Vibrations
We consider the effect of random variation in the material parameters in a model for machine tool vibrations, specifically regenerative chatter. We show that fluctuations in these...
E. Buckwar, R. Kuske, B. L'esperance, T. Soo
FOCS
2000
IEEE
14 years 1 months ago
The Randomness Recycler: A New Technique for Perfect Sampling
For many probability distributions of interest, it is quite difficult to obtain samples efficiently. Often, Markov chains are employed to obtain approximately random samples fro...
James Allen Fill, Mark Huber
FGR
2008
IEEE
240views Biometrics» more  FGR 2008»
14 years 3 months ago
Face recognition and alignment using support vector machines
Face recognition in the presence of pose changes remains a largely unsolved problem. Severe pose changes, resulting in dramatically different appearances, is one of the main dif...
Antony Lam, Christian R. Shelton