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MP
2006
80views more  MP 2006»
15 years 6 months ago
Minimizing Polynomials via Sum of Squares over the Gradient Ideal
A method is proposed for finding the global minimum of a multivariate polynomial via sum of squares (SOS) relaxation over its gradient variety. That variety consists of all points ...
Jiawang Nie, James Demmel, Bernd Sturmfels
RAS
2006
87views more  RAS 2006»
15 years 6 months ago
Mission-level path planning and re-planning for rover exploration
The Life in the Atacama (LITA) project seeks to develop technologies for robotic life detection and apply them to the investigation of the Atacama Desert. Its field investigation ...
Paul Tompkins, Anthony Stentz, David Wettergreen
RTS
2006
121views more  RTS 2006»
15 years 6 months ago
Group-Based Pfair Scheduling
We consider the problem of supertasking in Pfair-scheduled multiprocessor systems. In this approach, a set of tasks, called component tasks, is assigned to a server task, called a...
Philip Holman, James H. Anderson
APAL
1998
56views more  APAL 1998»
15 years 6 months ago
Turing Degrees of Certain Isomorphic Images of Computable Relations
A model is computable if its domain is a computable set and its relations and functions are uniformly computable. Let A be a computable model and let R be an extra relation on the ...
Valentina S. Harizanov
PE
2007
Springer
95views Optimization» more  PE 2007»
15 years 6 months ago
SQF: A slowdown queueing fairness measure
Expected slowdown has been proposed as a criterion to evaluate queue fairness. In this work we examine how the constant slowdown principle can be used as a basis for a queueing fa...
Benjamin Avi-Itzhak, Eli Brosh, Hanoch Levy