Výsledky vyhledávání - "fixed-parameter algorithms"

Fixed-parameter algorithms for graph constraint logic Autor Hatanaka, Tatsuhiko, Hommelsheim, Felix, Ito, Takehiro, Kobayashi, Yusuke, Mühlenthaler, Moritz, Suzuki, Akira

“…Non-deterministic constraint logic (NCL) is a simple model of computation based on orientations of a constraint graph with edge weights and vertex demands. NCL…”
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Fixed-Parameter Algorithms for Maximum Agreement Forests Autor Whidden, Chris, Beiko, Robert G., Zeh, Norbert

“…We present new and improved fixed-parameter algorithms for computing maximum agreement forests of pairs of rooted binary phylogenetic trees…”
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Fixed-parameter algorithms for rectilinear Steiner tree and rectilinear traveling salesman problem in the plane Autor Cambazard, Hadrien, Catusse, Nicolas

“…•A fixed-parameter algorithm for the rectilinear travelling salesman problem.•A fixed-parameter algorithm for the rectilinear Steiner tree problem…”
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Fixed-parameter algorithms for Fair Hitting Set problems Autor Inamdar, Tanmay, Kanesh, Lawqueen, Kundu, Madhumita, Purohit, Nidhi, Saurabh, Saket

“…Selection of a group of representatives satisfying certain fairness constraints, is a commonly occurring scenario. Motivated by this, we initiate a systematic…”
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Fixed-Parameter Algorithms for Unsplittable Flow Cover Autor Cristi, Andrés, Mari, Mathieu, Wiese, Andreas

“… . There is a polynomial time 4-approximation for the problem (Bar-Noy et al. STOC 2001 ) and also a QPTAS (Höhn et al. ICALP 2018 ). In this paper we study fixed-parameter algorithms for the problem…”
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Polynomial fixed-parameter algorithms: A case study for longest path on interval graphs Autor Giannopoulou, Archontia C., Mertzios, George B., Niedermeier, Rolf

“…We study the design of fixed-parameter algorithms for problems already known to be solvable in polynomial time…”
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Fixed-parameter algorithms for scaffold filling Autor Bulteau, Laurent, Carrieri, Anna Paola, Dondi, Riccardo

“…The new sequencing technologies, called next-generation sequencing, provide a huge amount of data that can be used to reconstruct genomes. However, the methods…”
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Fixed-parameter algorithms for cardinality-constrained graph partitioning problems on sparse graphs Autor Yamada, Suguru, Hanaka, Tesshu

“…For an undirected and edge-weighted graph G=(V,E) and a vertex subset S⊆V, we define a function φG(S)≔(1−α)⋅w(S)+α⋅w(S,V∖S), where α∈[0,1] is a real number,…”
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Improved kernelization and fixed-parameter algorithms for bicluster editing Autor Lafond, Manuel

“…Given a bipartite graph G , the Bicluster Editing problem asks for the minimum number of edges to insert or delete in G so that every connected component is a…”
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Fixed-parameter algorithms for vertex cover P3 Autor Chang, Maw-Shang, Chen, Li-Hsuan, Hung, Ling-Ju, Rossmanith, Peter, Su, Ping-Chen

“… set of size at most k in the input graph. In this paper, we give two fixed parameter algorithms to solve the k-Vertex CoverP3 problem…”
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Fixed-parameter algorithms for Kemeny rankings Autor Betzler, Nadja, Fellows, Michael R., Guo, Jiong, Niedermeier, Rolf, Rosamond, Frances A.

“…The computation of Kemeny rankings is central to many applications in the context of rank aggregation. Given a set of permutations (votes) over a set of…”
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Fixed-parameter algorithms for unsplittable flow cover Autor Cristi, Andrés, Mari, Mathieu, Wiese, Andreas

“… There is a polynomial time 4-approximation for the problem [Bar-Noy et al., STOC 2000] and also a QPTAS [Höhn et al., ICALP 2014]. In this paper we study fixed-parameter algorithms for the problem…”
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Fixed-Parameter Algorithms for Cluster Vertex Deletion Autor Hüffner, Falk, Komusiewicz, Christian, Moser, Hannes, Niedermeier, Rolf

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Fixed-Parameter Algorithms for Computing Bend-Restricted RAC Drawings of Graphs Autor Brand, Cornelius, Ganian, Robert, Röder, Sebastian, Schager, Florian

“…In a right-angle crossing (RAC) drawing of a graph, each edge is represented as a polyline and edge crossings must occur at an angle of exactly $90^\circ$,…”
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Fixed-parameter algorithms for DAG Partitioning Autor van Bevern, René, Bredereck, Robert, Chopin, Morgan, Hartung, Sepp, Hüffner, Falk, Nichterlein, André, Suchý, Ondřej

“…Finding the origin of short phrases propagating through the web has been formalized by Leskovec et al. (2009) as DAG Partitioning: given an arc-weighted…”
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Fixed-Parameter Algorithms for Cluster Vertex Deletion Autor Hüffner, Falk, Komusiewicz, Christian, Moser, Hannes, Niedermeier, Rolf

“… The parameter is the number of vertex deletions. We present efficient fixed-parameter algorithms for CVD applying the fairly new iterative compression technique…”
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Compression-based fixed-parameter algorithms for feedback vertex set and edge bipartization Autor Guo, Jiong, Gramm, Jens, Hüffner, Falk, Niedermeier, Rolf, Wernicke, Sebastian

“… We extend this to an algorithm enumerating all solutions in O ( d k ⋅ m ) time for a (larger) constant d. As a further result, we present a fixed-parameter algorithm with runtime O…”
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Randomized Fixed-Parameter Algorithms for the Closest String Problem Autor Chen, Zhi-Zhong, Ma, Bin, Wang, Lusheng

“… s i . The problem is NP-hard and has been extensively studied in the context of approximation algorithms and fixed-parameter algorithms…”
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Fixed-parameter algorithms for the cocoloring problem Autor Campos, Victor, Klein, Sulamita, Sampaio, Rudini, Silva, Ana

“…A (k,ℓ)-cocoloring of a graph G is a partition of the vertex set of G into at most k independent sets and at most ℓ cliques. It is known that determining the…”
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Fixed Parameter Algorithms and Hardness of Approximation Results for the Structural Target Controllability Problem Autor Czeizler, Eugen, Popa, Alexandru, Popescu, Victor

“…Recent research has revealed new and unexpected applications of network control science within biomedicine, pharmacology, and medical therapeutics. These new…”
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