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BMCBI
2004
89views more  BMCBI 2004»
13 years 9 months ago
Network analysis of metabolic enzyme evolution in Escherichia coli
Background: The two most common models for the evolution of metabolism are the patchwork evolution model, where enzymes are thought to diverge from broad to narrow substrate speci...
Sara Light, Per Kraulis
APPROX
2007
Springer
112views Algorithms» more  APPROX 2007»
14 years 4 months ago
On Approximating the Average Distance Between Points
Abstract. We consider the problem of approximating the average distance between pairs of points in a high-dimensional Euclidean space, and more generally in any metric space. We co...
Kfir Barhum, Oded Goldreich, Adi Shraibman
CORR
2007
Springer
101views Education» more  CORR 2007»
13 years 10 months ago
Tracking Stopping Times
— Let {(Xi, Yi)}∞ i=1 be a sequence of pairs of random variables, and let S be a bounded stopping time with respect to {Xi}∞
Urs Niesen, Aslan Tchamkerten, Gregory W. Wornell
MLQ
2007
73views more  MLQ 2007»
13 years 9 months ago
Existence of EF-equivalent non-isomorphic models
Abstract. We prove the existence of pairs of models of the same cardinality λ which are very equivalent according to EF games, but not isomorphic. We continue the paper [4], but w...
Chanoch Havlin, Saharon Shelah
ISLPED
2007
ACM
75views Hardware» more  ISLPED 2007»
13 years 11 months ago
Minimizing power dissipation during write operation to register files
This paper presents a power reduction mechanism for the write operation in register files (RegFiles), which adds a conditional charge-sharing structure to the pair of complementar...
Kimish Patel, Wonbok Lee, Massoud Pedram