175 search results - page 4 / 35 » Lower Bounds for Dynamic Algebraic Problems |
104
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SODA
2010
ACM
14 years 8 months ago
2010
ACM
We present an exact algorithm that decides, for every fixed r ≥ 2 in time O(m) + 2O(k2 ) whether a given multiset of m clauses of size r admits a truth assignment that satisfi...
SPAA
2004
ACM
15 years 3 months ago
2004
ACM
Given a general graph G, a fundamental problem is to find a spanning tree H that best approximates G by some measure. Often this measure is some combination of the congestion and...
101
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JCT
2008
14 years 9 months ago
2008
ABSTRACT. In this paper we give a lower bound for the least distortion embedding of a distance regular graph into Euclidean space. We use the lower bound for finding the least dist...
RECOMB
2005
Springer
15 years 10 months ago
2005
Springer
Abstract. In this paper, we study lower bound techniques for branchand-bound algorithms for maximum parsimony, with a focus on gene order data. We give a simple O(n3 ) time dynamic...
EOR
2008
14 years 9 months ago
2008
This paper is a study of the car sequencing problem, when feature spacing constraints are soft and colors of vehicles are taken into account. Both pseudo-polynomial algorithms and ...