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JBI
2006
14 years 10 months ago
2006
Concerns about the deleterious effects of missing data may often determine which characters and taxa are included in phylogenetic analyses. For example, researchers may exclude ta...
97
Voted
EOR
2010
14 years 10 months ago
2010
Abstract: Probabilistically constrained problems, in which the random variables are finitely distributed, are nonconvex in general and hard to solve. The p-efficiency concept has b...
SODA
2010
ACM
15 years 7 months ago
2010
ACM
If a two-player social welfare maximization problem does not admit a PTAS, we prove that any maximal-in-range truthful mechanism that runs in polynomial time cannot achieve an app...
CORR
2011
Springer
14 years 1 months ago
2011
Springer
We study probabilistic bit-probe schemes for the membership problem. Given a set A of at most n elements from the universe of size m we organize such a structure that queries of t...
MICCAI
2008
Springer
15 years 11 months ago
2008
Springer
Nonrigid registration of contrast-enhanced MR images is a difficult problem due to the change in pixel intensity caused by the washin and wash-out of the contrast agent. In this pa...