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156
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PE
2011
Springer
14 years 11 months ago
2011
Springer
A typical polling system consists of a number of queues, attended by a single server in a fixed order. The present study derives closed-form approximations for the mean waiting t...
159
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SIAMDM
2011
14 years 11 months ago
2011
The convex hull of the roots of a classical root lattice is called a root polytope. We determine explicit unimodular triangulations of the boundaries of the root polytopes associat...
196
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MST
2011
14 years 11 months ago
2011
Abstract. We study the well-known Vertex Cover problem parameterized above and below tight bounds. We show that two of the parameterizations (both were suggested by Mahajan, Raman ...
151
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HICSS
2011
IEEE
14 years 8 months ago
2011
IEEE
We detail the methodology of ‘trace ethnography’, which combines the richness of participant-observation with the wealth of data in logs so as to reconstruct patterns and prac...
118
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ICASSP
2011
IEEE
14 years 8 months ago
2011
IEEE
In this paper, a new direction-of-arrival (DOA) estimation technique applicable to partly-calibrated arrays (PCAs) composed of arbitrary subarrays with unknown subarray displaceme...