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» On the Hardness of Range Assignment Problems
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CIAC
2006
Springer
106views Algorithms» more  CIAC 2006»
13 years 8 months ago
On the Hardness of Range Assignment Problems
We investigate the computational hardness of the Connectivity, the Strong Connectivity and the Broadcast type of Range Assignment Problems in R2 and R3. We present new reductions ...
Bernhard Fuchs
FOCS
2004
IEEE
13 years 8 months ago
The Hardness of Metric Labeling
The Metric Labeling problem is an elegant and powerful mathematical model capturing a wide range of classification problems. The input to the problem consists of a set of labels a...
Julia Chuzhoy, Joseph Naor
SODA
2010
ACM
214views Algorithms» more  SODA 2010»
14 years 2 months ago
A Fourier space algorithm for solving quadratic assignment problems
The quadratic assignment problem (QAP) is a central problem in combinatorial optimization. Several famous computationally hard tasks, such as graph matching, partitioning, and the...
Risi Kondor
IPCO
1996
162views Optimization» more  IPCO 1996»
13 years 6 months ago
The Quadratic Assignment Problem with a Monotone Anti-Monge and a Symmetric Toeplitz Matrix: Easy and Hard Cases
This paper investigates a restricted version of the Quadratic Assignment Problem (QAP), where one of the coefficient matrices is an Anti-Monge matrix with non-decreasing rows and ...
Rainer E. Burkard, Eranda Çela, Günter...
MOBIHOC
2001
ACM
14 years 4 months ago
A probabilistic analysis for the range assignment problem in ad hoc networks
In this paper we consider the following problem for ad hoc networks: assume that n nodes are distributed in a d-dimensional region, with 1d3, and assume that all the nodes have th...
Paolo Santi, Douglas M. Blough, Feodor S. Vainstei...