Results 21 to 30 of about 4,545,606 (290)

Greedy Is an Almost Optimal Deque [PDF]

open access: yes, 2015
In this paper we extend the geometric binary search tree (BST) model of Demaine, Harmon, Iacono, Kane, and Patrascu (DHIKP) to accommodate for insertions and deletions. Within this extended model, we study the online Greedy BST algorithm introduced by DHIKP.
Parinya Chalermsook   +4 more
openaire   +4 more sources

Embedding almost-complex manifolds in almost-complex euclidean spaces [PDF]

open access: yes, 2011
We show that any compact almost-complex manifold (M, J) of complex dimension m can be pseudo-holomorphically embedded in R6m equipped with a suitable almost-complex structure
Antonio J. Di Scala   +6 more
core   +1 more source

Almost Optimal Tensor Sketch

open access: yesCoRR, 2019
We construct a matrix $M\in R^{m\otimes d^c}$ with just $m=O(c\,λ\,\varepsilon^{-2}\text{poly}\log1/\varepsilonδ)$ rows, which preserves the norm $\|Mx\|_2=(1\pm\varepsilon)\|x\|_2$ of all $x$ in any given $λ$ dimensional subspace of $ R^d$ with probability at least $1-δ$.
Thomas D. Ahle, Jakob Bæk Tejs Knudsen
openaire   +3 more sources

Optimal Dynamic Control of Proxy War Arms Support

open access: yesAutomation, 2023
A proxy war between a coalition of countries, BLUE, and a country, RED, is considered. RED wants to increase the size of the RED territory. BLUE wants to involve more regions in trade and other types of cooperation.
Peter Lohmander
doaj   +1 more source

Absorbed power density approach for optimal design of heaving point absorber wave energy converter: A case study of Durban sea characteristics

open access: yesJournal of Energy in Southern Africa, 2022
This work proposes an approach for the optimal sizing of a cylindrical heaving wave energy converter (WEC). The approach is based on maximising the absorbed power density (APD) of the buoy, with the diameter being the decision variable. Furthermore, two
Ntumba Marc-Alain Mutombo   +1 more
doaj   +1 more source

Almost optimal algorithms for diameter-optimally augmenting trees

open access: yesTheoretical Computer Science, 2022
The paper has been accepted at the 29th International Symposium on Algorithms and Computation (ISAAC 2018).
openaire   +5 more sources

Almost-Optimal Sublinear Additive Spanners

open access: yesSIAM Journal on Computing, 2023
Given an undirected unweighted graph $G = (V, E)$ on $n$ vertices and $m$ edges, a subgraph $H\subseteq G$ is a spanner of $G$ with stretch function $f: \mathbb{R}_+ \rightarrow \mathbb{R}_+$, if for every pair $s, t$ of vertices in $V$, $\text{dist}_{H}(s, t)\le f(\text{dist}_{G}(s, t))$.
Zihan Tan, Tianyi Zhang
openaire   +3 more sources

Application of the averaging method to the problems of optimal control of the impulse systems

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2020
The problem of optimal control at finite time interval for a system of differential equations with impulse action at fixed moments of time as well as the corresponding averaged system of ordinary differential equations are considered. It is proved the
T.V. Koval'chuk   +3 more
doaj   +1 more source

On the optimal use of almost and barely in argumentation [PDF]

open access: yesProceedings of the Amsterdam Colloquium, 2007
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Gerrevink, R. van, Hoop, H. de
openaire   +2 more sources

Distributed Interval Optimization Over Time-Varying Networks: A Numerical Programming Perspective

open access: yesIEEE Access, 2023
In this study, we investigate a distributed interval optimization problem involving agents linked by a time-varying network, optimizing interval objective functions under global convex constraints.
Yinghui Wang   +3 more
doaj   +1 more source

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