Search Results - Moderately exponential time algorithm
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A Moderately Exponential Time Algorithm for k-IBDD Satisfiability
ISSN: 0178-4617, 1432-0541Published: New York Springer US 01.10.2018Published in Algorithmica (01.10.2018)“…We present a satisfiability algorithm for k -indexed binary decision diagrams ( k -IBDDs). The proposed exponential space and deterministic algorithm solves the satisfiability of k -IBDDs…”
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Moderately exponential time algorithms for the maximum induced matching problem
ISSN: 1862-4472, 1862-4480Published: Berlin/Heidelberg Springer Berlin Heidelberg 01.06.2015Published in Optimization letters (01.06.2015)“… The Maximum Induced Matching problem is to find an induced matching of maximum cardinality. It is NP-hard. Branch-and-reduce algorithms proposed in the previous results for the Maximum Induced Matching problem use a standard branching rule…”
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Exact algorithms for Kayles
ISSN: 0304-3975, 1879-2294Published: Elsevier B.V 2015Published in Theoretical computer science (2015)“… To analyze the running time of the algorithm, we introduce the notion of a K-set: a nonempty set of vertices W…”
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An Exact Exponential Time Algorithm for Power Dominating Set
ISSN: 0178-4617, 1432-0541Published: New York Springer-Verlag 01.06.2012Published in Algorithmica (01.06.2012)“… We show that Power Dominating Set remains -hard on cubic graphs. We design an algorithm solving this problem in time on general graphs, using polynomial space…”
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Moderate exponential-time algorithms for scheduling problems
ISSN: 0254-5330, 1572-9338Published: New York Springer US 01.12.2024Published in Annals of operations research (01.12.2024)“…, exact algorithms whose worst-case time complexity is moderately exponential with respect to brute force algorithms…”
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Moderately exponential time and fixed parameter approximation algorithms
ISSN: 0233-1934, 1029-4945Published: Philadelphia Taylor & Francis Group 01.08.2013Published in Optimization (01.08.2013)“…We survey approximation issues matching ideas and tools from the fields of polynomial approximation, moderately exponential computation and fixed parameter tractability aiming at designing…”
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Exact Algorithms for L(2,1)-Labeling of Graphs
ISSN: 0178-4617, 1432-0541Published: New York Springer-Verlag 01.02.2011Published in Algorithmica (01.02.2011)“… We present exact exponential time algorithms that are faster than the naive O * (( k +1) n ) algorithm that would try all possible mappings…”
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Moderate exponential-time algorithms for scheduling problems
ISSN: 1619-4500, 1614-2411Published: Berlin/Heidelberg Springer Berlin Heidelberg 01.12.2022Published in 4OR (01.12.2022)“…, exact algorithms whose worst-case time complexity is moderately exponential with respect to brute force algorithms…”
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Fast algorithms for min independent dominating set
ISSN: 0166-218X, 1872-6771Published: Elsevier B.V 01.03.2013Published in Discrete Applied Mathematics (01.03.2013)“… We then study approximation of the problem by moderately exponential time algorithms and show that it can be approximated within ratio 1+ϵ, for any ϵ…”
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A new upper bound for Max-2-SAT: A graph-theoretic approach
ISSN: 1570-8667, 1570-8675Published: Elsevier B.V 01.12.2010Published in Journal of discrete algorithms (Amsterdam, Netherlands) (01.12.2010)“… We present an algorithm yielding a run time upper bound of O ⁎ ( 2 K 6.265 ) for Max-2-Sat (each clause contains at most 2 literals…”
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Exact and Approximate Digraph Bandwidth
ISSN: 1432-4350, 1433-0490Published: New York Springer US 01.03.2025Published in Theory of computing systems (01.03.2025)“…In this paper, we introduce a directed variant of the classical Bandwidth problem and study it from the view-point of moderately exponential time algorithms, both exactly and approximately…”
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Computing the differential of a graph: Hardness, approximability and exact algorithms
ISSN: 0166-218X, 1872-6771Published: Elsevier B.V 11.03.2014Published in Discrete Applied Mathematics (11.03.2014)“… Moreover, we also provide a Measure & Conquer analysis for an exact moderately exponential-time algorithm that computes that graph parameter in time O(1.755n…”
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On Two Techniques of Combining Branching and Treewidth
ISSN: 0178-4617, 1432-0541Published: New York Springer-Verlag 01.06.2009Published in Algorithmica (01.06.2009)“…Branch & Reduce and dynamic programming on graphs of bounded treewidth are among the most common and powerful techniques used in the design of moderately exponential time exact algorithms for NP hard problems…”
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Approximating MAX SAT by moderately exponential and parameterized algorithms
ISSN: 0304-3975, 1879-2294Published: Elsevier B.V 01.12.2014Published in Theoretical computer science (01.12.2014)“… The general goal of the issue of moderately exponential approximation is to catch-up on polynomial inapproximability, by providing algorithms achieving, with worst-case running times importantly…”
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Exact and superpolynomial approximation algorithms for the densest k-subgraph problem
ISSN: 0377-2217, 1872-6860Published: Elsevier B.V 01.11.2017Published in European journal of operational research (01.11.2017)“…•Improvements upon the exhaustive exponential complexity for densest k-subgraph.•Describe trade-offs between complexity and approximability for densest k-subgraph…”
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A satisfiability algorithm and average-case hardness for formulas over the full binary basis
ISSN: 1016-3328, 1420-8954Published: Basel SP Birkhäuser Verlag Basel 01.06.2013Published in Computational complexity (01.06.2013)“…We present a moderately exponential time algorithm for the satisfiability of Boolean formulas over the full binary basis…”
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Approximation of min coloring by moderately exponential algorithms
ISSN: 0020-0190, 1872-6119Published: Amsterdam Elsevier B.V 31.07.2009Published in Information processing letters (31.07.2009)“…We study in this note approximation algorithms for the problem of coloring the vertices of a graph with as few colors as possible, with moderately exponential running times…”
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Solving Sparse Instances of Max SAT via Width Reduction and Greedy Restriction
ISSN: 1432-4350, 1433-0490Published: New York Springer US 01.08.2015Published in Theory of computing systems (01.08.2015)“…We present a moderately exponential time and polynomial space algorithm for sparse instances of Max SAT…”
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Algorithms for dominating clique problems
ISSN: 0304-3975, 1879-2294Published: Elsevier B.V 09.11.2012Published in Theoretical computer science (09.11.2012)“…- and a minimum-size dominating clique of a graph G, if G has a dominating clique. For the three problems we propose exact moderately exponential algorithms with worst-case running time upper bounds improving those by Kratsch and Liedloff [D. Kratsch, M…”
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Complexity of Fall Coloring for Restricted Graph Classes
ISSN: 1432-4350, 1433-0490Published: New York Springer US 01.10.2020Published in Theory of computing systems (01.10.2020)“…We strengthen a result by Laskar and Lyle (Discrete Appl. Math. 157 , 330–338 2009 ) by proving that it is NP-complete to decide whether a bipartite planar…”
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