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» General Polynomial Time Decomposition Algorithms
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FOCS
2009
IEEE
14 years 4 months ago
The Quantum and Classical Complexity of Translationally Invariant Tiling and Hamiltonian Problems
— We study the complexity of a class of problems involving satisfying constraints which remain the same under translations in one or more spatial directions. In this paper, we sh...
Daniel Gottesman, Sandy Irani
CPM
2007
Springer
102views Combinatorics» more  CPM 2007»
14 years 4 months ago
Non-breaking Similarity of Genomes with Gene Repetitions
Abstract. In this paper we define a new similarity measure, the nonbreaking similarity, which is the complement of the famous breakpoint distance between genomes (in general, betw...
Zhixiang Chen, Bin Fu, Jinhui Xu, Bo-Ting Yang, Zh...
WINE
2005
Springer
122views Economy» more  WINE 2005»
14 years 3 months ago
Walrasian Equilibrium: Hardness, Approximations and Tractable Instances
We study the complexity issues for Walrasian equilibrium in a special case of combinatorial auction, called single-minded auction, in which every participant is interested in only ...
Ning Chen, Atri Rudra
FOIKS
2004
Springer
14 years 3 months ago
Query Answering and Containment for Regular Path Queries under Distortions
Abstract. We give a general framework for approximate query processing in semistructured databases. We focus on regular path queries, which are the integral part of most of the que...
Gösta Grahne, Alex Thomo
CDC
2009
IEEE
189views Control Systems» more  CDC 2009»
14 years 2 months ago
Maximizing aggregated revenue in sensor networks under deadline constraints
Abstract— We study the problem of maximizing the aggregated revenue in sensor networks with deadline constraints. Our model is that of a sensor network that is arranged in the fo...
Srikanth Hariharan, Ness B. Shroff