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ICALP
2007
Springer
14 years 1 months ago
Mechanism Design for Fractional Scheduling on Unrelated Machines
In this paper, we consider the mechanism design version of the fractional variant of the scheduling problem on unrelated machines. We give a lower bound of 2 − 1/n for any fracti...
George Christodoulou, Elias Koutsoupias, Annam&aac...
ICIC
2007
Springer
14 years 1 months ago
Uncertainty Measures of Roughness of Knowledge and Rough Sets in Ordered Information Systems
Rough set theory has been considered as a useful tool to deal with inexact, uncertain, or vague knowledge. However, in real-world, most of information systems are based on dominanc...
Wei-Hua Xu, Hong-zhi Yang, Wen-Xiu Zhang
SCALESPACE
2007
Springer
14 years 1 months ago
Numerical Invariantization for Morphological PDE Schemes
Abstract. Based on a new, general formulation of the geometric method of moving frames, invariantization of numerical schemes has been established during the last years as a powerf...
Martin Welk, Pilwon Kim, Peter J. Olver
COMPGEOM
2006
ACM
14 years 1 months ago
Refolding planar polygons
Abstract This paper describes an algorithm for generating a guaranteed intersectionfree interpolation sequence between any pair of compatible polygons. Our algorithm builds on prio...
Hayley N. Iben, James F. O'Brien, Erik D. Demaine
CSL
2005
Springer
14 years 1 months ago
Light Functional Interpretation
We give a Natural Deduction formulation of an adaptation of G¨odel’s functional (Dialectica) interpretation to the extraction of (more) efficient programs from (classical) proof...
Mircea-Dan Hernest