Výsledky vyhledávání - Parameterized computational complexity

Parameterized computational complexity of finding small-diameter subgraphs Autor Schäfer, Alexander, Komusiewicz, Christian, Moser, Hannes, Niedermeier, Rolf

“…Finding subgraphs of small diameter in undirected graphs has been seemingly unexplored from a parameterized complexity perspective…”
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Parameterized computational complexity of control problems in voting systems Autor Liu, Hong, Feng, Haodi, Zhu, Daming, Luan, Junfeng

“…Voting systems are common tools in a variety of areas. This paper studies parameterized computational complexity of control of Plurality, Condorcet and Approval voting systems, respectively…”
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Parameterized computational complexity of Dodgson and Young elections Autor Betzler, Nadja, Guo, Jiong, Niedermeier, Rolf

“…We show that the two NP-complete problems of Dodgson Score and Young Score have differing computational complexities when the winner is close to being a Condorcet winner…”
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Computational benefit of smoothness: Parameterized bit-complexity of numerical operators on analytic functions and Gevrey’s hierarchy Autor Kawamura, Akitoshi, Müller, Norbert, Rösnick, Carsten, Ziegler, Martin

“…The synthesis of (discrete) Complexity Theory with Recursive Analysis provides a quantitative algorithmic foundation to calculations over real numbers, sequences, and functions by approximation up to prescribable absolute error 1/2n…”
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Strong computational lower bounds via parameterized complexity Autor Chen, Jianer, Huang, Xiuzhen, Kanj, Iyad A., Xia, Ge

“… collapse occurs in parameterized complexity theory, the problem is not solvable in time f ( k ) n o ( k…”
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The Computational Complexity of ReLU Network Training Parameterized by Data Dimensionality Autor Froese, Vincent, Hertrich, Christoph, Niedermeier, Rolf

“…Understanding the computational complexity of training simple neural networks with rectified linear units (ReLUs…”
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A multivariate complexity analysis of the material consumption scheduling problem Autor Bentert, Matthias, Bredereck, Robert, Györgyi, Péter, Kaczmarczyk, Andrzej, Niedermeier, Rolf

“… We initiate a systematic exploration of the parameterized computational complexity landscape of Material Consumption Scheduling , providing parameterized tractability as well as intractability results…”
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On coalitional manipulation for multiwinner elections: shortlisting Autor Bredereck, Robert, Kaczmarczyk, Andrzej, Niedermeier, Rolf

“… We provide the first in-depth study of the computational complexity of strategic voting for shortlisting based on the perhaps most basic voting rule in this scenario, ℓ -Bloc…”
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Assessing the computational complexity of multilayer subgraph detection Autor Bredereck, Robert, Komusiewicz, Christian, Kratsch, Stefan, Molter, Hendrik, Niedermeier, Rolf, Sorge, Manuel

“… (edges in different layers). We chart the border of computational (in)tractability for the class of subgraph detection problems on multilayer graphs, including…”
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A generalization of Nemhauser and Trotterʼs local optimization theorem Autor Fellows, Michael R., Guo, Jiong, Moser, Hannes, Niedermeier, Rolf

“…The Nemhauser–Trotter local optimization theorem applies to the NP-hard Vertex Cover problem and has applications in approximation as well as parameterized algorithmics…”
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On tractable cases of Target Set Selection Autor Nichterlein, André, Niedermeier, Rolf, Uhlmann, Johannes, Weller, Mathias

“…We study the NP-hard Target Set Selection (TSS) problem occurring in social network analysis. Roughly speaking, given a graph where each vertex is associated…”
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Exploring Algorithmic Options for the Efficient Design and Reconfiguration of Reactive Robot Swarms Autor Wareham, Todd

“…A key challenge in robot swarm engineering is the design of individual robot controllers such that the robots as a group can perform a specified task. In this…”
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ON PARAMETERIZED COMPLEXITY OF HITTING SET PROBLEM FOR AXIS–PARALLEL SQUARES INTERSECTING A STRAIGHT LINE Autor Daniel M. Khachay, Michael Yu. Khachay

“…The Hitting Set Problem (HSP) is the well known extremal problem adopting research interest in the fields of combinatorial optimization, computational geometry, and statistical learning theory for decades…”
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Parameterized complexity analysis in computational biology Autor Bodlaender, H.L., Downey, R.G., Fellows, M.R., Hallett, M.T., Wareham, H.T.

“… We argue that for many problems in this setting, parameterized computational complexity rather than NP-completeness is the appropriate tool for studying apparent intractability…”
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Computational Social Choice: Parameterized Complexity and Challenges Autor Chena, Jiehua, Hatschka, Christian, Simola, Sofia

“…We survey two key problems-Multi-Winner Determination and Hedonic Games in Computational Social Choice, with a special focus on their parameterized complexity…”
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Prices matter for the parameterized complexity of shift bribery Autor Bredereck, Robert, Chen, Jiehua, Faliszewski, Piotr, Nichterlein, André, Niedermeier, Rolf

“… We study the parameterized computational complexity of Shift Bribery for a number of parameters and several classes of price functions…”
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Parameterized Dynamic Cluster Editing Autor Luo, Junjie, Molter, Hendrik, Nichterlein, André, Niedermeier, Rolf

“…We introduce a dynamic version of the NP-hard graph modification problem Cluster Editing . The essential point here is to take into account dynamically…”
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Gerrymandering on graphs: Computational complexity and parameterized algorithms Autor Gupta, Sushmita, Jain, Pallavi, Panolan, Fahad, Roy, Sanjukta, Saket Saurabh

“…] about the computational complexity of the problem when the input graph is a path. Next, we propose a generalization of their model, where the input consists of a graph on \(n…”
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Homology localization through the looking-glass of parameterized complexity theory Autor Blaser, Nello, Vågset, Erlend Raa

“… It is an NP-complete problem, which this paper addresses using parameterized complexity theory…”
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The parameterized complexity of finding minimum bounded chains Autor Blaser, Nello, Brun, Morten, Salbu, Lars M., Vågset, Erlend Raa

“…) algorithms solving MBCd for all d. The first algorithm uses a shortest path approach and is parameterized by solution size and coface degree…”
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