Suchergebnisse - f.2 [theory of computation]: analysis of algorithms AND (problem OR problemys) complexity*
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Nearly Optimal Communication and Query Complexity of Bipartite Matching
ISSN: 2575-8454Veröffentlicht: IEEE 01.10.2022Veröffentlicht in Proceedings / annual Symposium on Foundations of Computer Science (01.10.2022)“… We settle the complexities of the maximum-cardinality bipartite matching problem (BMM …”
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Cut Query Algorithms with Star Contraction
ISSN: 2575-8454Veröffentlicht: IEEE 01.10.2022Veröffentlicht in Proceedings / annual Symposium on Foundations of Computer Science (01.10.2022)“… We study the complexity of determining the edge connectivity of a simple graph with cut queries. We show …”
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On Maximizing Sums of Non-monotone Submodular and Linear Functions
ISSN: 0178-4617, 1432-0541Veröffentlicht: New York Springer US 01.04.2024Veröffentlicht in Algorithmica (01.04.2024)“… ): given query access to a non-negative submodular function f : 2 N → R ≥ 0 and a linear function ℓ : 2 N …”
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CNF Satisfiability in a Subspace and Related Problems
ISSN: 0178-4617, 1432-0541Veröffentlicht: New York Springer US 01.11.2022Veröffentlicht in Algorithmica (01.11.2022)“… (the Union-of-Subspace Avoidance (USA) problem), and finding a common zero of a system of polynomials over F 2 each of which is a product of affine forms …”
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Deterministic Dynamic Matching in O(1) Update Time
ISSN: 0178-4617, 1432-0541Veröffentlicht: New York Springer US 01.04.2020Veröffentlicht in Algorithmica (01.04.2020)“… (FOCS), 2016) gave a randomized dynamic algorithm for this problem that has an approximation ratio of 2 and an amortized …”
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Online Multistage Subset Maximization Problems
ISSN: 0178-4617, 1432-0541Veröffentlicht: New York Springer US 01.08.2021Veröffentlicht in Algorithmica (01.08.2021)“… ) can be expressed as subset maximization problems : One is given a ground set N = { 1 , ⋯ , n } , a collection F ⊆ 2 N of subsets thereof …”
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Dividing Splittable Goods Evenly and With Limited Fragmentation
ISSN: 0178-4617, 1432-0541, 1432-0541Veröffentlicht: New York Springer US 01.05.2020Veröffentlicht in Algorithmica (01.05.2020)“… We call F the fragmentation and mainly restrict attention to the cases F = 1 and F = 2 . For F = 1 , the max–min and min–max problems are solvable in linear time …”
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On Efficient Noncommutative Polynomial Factorization via Higman Linearization
ISSN: 1016-3328, 1420-8954Veröffentlicht: Cham Springer International Publishing 01.12.2025Veröffentlicht in Computational complexity (01.12.2025)“… = F q is a finite field, we give a randomized algorithm that runs in time polynomial in s , n and log 2 q that computes a factorization of f as a product f = f 1 f 2 …”
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Quadratically Tight Relations for Randomized Query Complexity
ISSN: 1432-4350, 1433-0490Veröffentlicht: New York Springer US 01.01.2020Veröffentlicht in Theory of computing systems (01.01.2020)“… ). The certificate complexity C ( f ) is such a complexity measure for the zero-error randomized query complexity R 0 ( f ): C ( f ) ≤ R 0 ( f ) ≤ C ( f ) 2 …”
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Posimodular Function Optimization
ISSN: 0178-4617, 1432-0541Veröffentlicht: New York Springer US 01.04.2022Veröffentlicht in Algorithmica (01.04.2022)“… A function f : 2 V → R on a finite set V is posimodular if f ( X ) + f ( Y ) ≥ f ( X \ Y ) + f ( Y \ X ) , for all X , Y ⊆ V . Posimodular functions often arise in combinatorial optimization such as undirected cut functions …”
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Multiple-Edge-Fault-Tolerant Approximate Shortest-Path Trees
ISSN: 0178-4617, 1432-0541Veröffentlicht: New York Springer US 01.01.2022Veröffentlicht in Algorithmica (01.01.2022)“… ≥ 1 , we study the problem of designing a sparse f -edge-fault-tolerant ( f -EFT) σ …”
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A Tight Algorithm for Strongly Connected Steiner Subgraph on Two Terminals with Demands
ISSN: 0178-4617, 1432-0541Veröffentlicht: New York Springer US 01.04.2017Veröffentlicht in Algorithmica (01.04.2017)“… ≤ i ≠ j ≤ p . The p -SCSS problem is NP-hard, but Feldman and Ruhl [FOCS ’99; SICOMP ’06] gave a novel n O ( p ) time algorithm. In this paper, we investigate …”
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O(f) Bi-criteria Approximation for Capacitated Covering with Hard Capacities
ISSN: 0178-4617, 1432-0541Veröffentlicht: New York Springer US 15.05.2019Veröffentlicht in Algorithmica (15.05.2019)“… We consider capacitated vertex cover with hard capacity constraints (VC-HC) on hypergraphs. In this problem we are given a hypergraph G …”
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f-Sensitivity Distance Oracles and Routing Schemes
ISSN: 0178-4617, 1432-0541Veröffentlicht: New York Springer-Verlag 01.08.2012Veröffentlicht in Algorithmica (01.08.2012)“… An f-sensitivity distance oracle for a weighted undirected graph G ( V , E ) is a data structure capable of answering restricted distance queries between …”
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Solving Linear Equations Parameterized by Hamming Weight
ISSN: 0178-4617, 1432-0541Veröffentlicht: New York Springer US 01.06.2016Veröffentlicht in Algorithmica (01.06.2016)“… Given a system of linear equations A x = b over the binary field F 2 and an integer …”
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Local Expanders
ISSN: 1016-3328, 1420-8954Veröffentlicht: Cham Springer International Publishing 01.06.2018Veröffentlicht in Computational complexity (01.06.2018)“… ) more efficient error reduction for randomized algorithms, and (3) more efficient hardness amplification of one-way permutations …”
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Testing the Supermodular-Cut Condition
ISSN: 0178-4617, 1432-0541Veröffentlicht: Boston Springer US 01.04.2015Veröffentlicht in Algorithmica (01.04.2015)“… For a function on a finite set V with f (∅)= f ( V )=0, a digraph D =( V , A ) is called f -connected if it satisfies the f -cut condition, that is, δ D ( X )≥ …”
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Analysis of the impact of the number of edges in connected graphs on the computational complexity of the independent set problem
ISSN: 1990-4789, 1990-4797Veröffentlicht: Dordrecht SP MAIK Nauka/Interperiodica 01.01.2012Veröffentlicht in Journal of applied and industrial mathematics (01.01.2012)“… Under study is the complexity status of the independent set problem in a class of connected graphs that are defined by functional constraints on the number of edges depending on the number of vertices …”
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Online Metric Tracking and Smoothing
ISSN: 0178-4617, 1432-0541Veröffentlicht: Boston Springer US 01.01.2014Veröffentlicht in Algorithmica (01.01.2014)“… ) with an associated cost function c :ℝ→ℝ. Given a signal f 1 , f 2 ,…∈ X the tracker is responsible for producing a sequence a 1 , a 2 …”
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Incremental Medians via Online Bidding
ISSN: 0178-4617, 1432-0541Veröffentlicht: New York Springer-Verlag 01.04.2008Veröffentlicht in Algorithmica (01.04.2008)“… An incremental algorithm produces a nested sequence of facility sets F 1 ⊆ F 2 ⊆ ⋅⋅⋅ ⊆ F n , where | F k |= k for each k . Such an algorithm is called c -cost-competitive if the cost of each F k is at most c times the optimum k -median cost …”
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