Results 41 to 50 of about 8,222,439 (341)

Optimal cost almost-sure reachability in POMDPs [PDF]

open access: yesArtificial Intelligence, 2015
We consider partially observable Markov decision processes (POMDPs) with a set of target states and every transition is associated with an integer cost. The optimization objective we study asks to minimize the expected total cost till the target set is reached, while ensuring that the target set is reached almost-surely (with ...
CHATTERJEE, K   +3 more
openaire   +3 more sources

A New Capacity-Achieving Private Information Retrieval Scheme With (Almost) Optimal File Length for Coded Servers [PDF]

open access: yesIEEE Transactions on Information Forensics and Security, 2019
In a distributed storage system, private information retrieval (PIR) guarantees that a user retrieves one file from the system without revealing any information about the identity of its interested file to any individual server.
Jinbao Zhu   +3 more
semanticscholar   +1 more source

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

Explicit measurements with almost optimal thresholds for compressed sensing [PDF]

open access: yes, 2008
We consider the deterministic construction of a measurement matrix and a recovery method for signals that are block sparse. A signal that has dimension N = nd, which consists of n blocks of size d, is called (s, d)-block sparse if only s blocks out ...
Hassibi, Babak, Parvaresh, Farzad
core   +1 more source

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

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

Adaptive BEM with inexact PCG solver yields almost optimal computational costs [PDF]

open access: yesNumerische Mathematik, 2018
We consider the preconditioned conjugate gradient method (PCG) with optimal preconditioner in the frame of the boundary element method for elliptic first-kind integral equations.
T. Führer   +3 more
semanticscholar   +1 more source

Almost Optimal Scaling of Reed-Muller Codes on BEC and BSC Channels [PDF]

open access: yesInternational Symposium on Information Theory, 2018
Consider a binary linear code of length $N$, minimum distance $d_{\min}$, transmission over the binary erasure channel with parameter $0 < \epsilon < 1$ or the binary symmetric channel with parameter $0 < \epsilon < \frac{1}{2}$, and block-MAP decoding ...
Hamed Hassani   +4 more
semanticscholar   +1 more source

Constructions of Almost Optimal Resilient Boolean Functions on Large Even Number of Variables [PDF]

open access: yes, 2009
In this paper, a technique on constructing nonlinear resilient Boolean functions is described. By using several sets of disjoint spectra functions on a small number of variables, an almost optimal resilient function on a large even number of variables ...
Xiao, GuoZhen, Zhang, WeiGuo
core   +3 more sources

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