Results 51 to 60 of about 14,151 (151)

Zero-error channel capacity and simulation assisted by non-local correlations

open access: yes, 2010
Shannon's theory of zero-error communication is re-examined in the broader setting of using one classical channel to simulate another exactly, and in the presence of various resources that are all classes of non-signalling correlations: Shared randomness,
Cubitt, Toby S.   +3 more
core   +1 more source

On Zero-Error Communication via Quantum Channels in the Presence of Noiseless Feedback [PDF]

open access: yesIEEE Transactions on Information Theory, 2016
34 pages, 1 figure; v2 has improved presentation, numerous typos corrected and many more references; v3 equivalent to final, accepted journal version (IEEE Trans Inf Theory)
Runyao Duan   +2 more
openaire   +3 more sources

An Implicit Enumeration Approach for Maximum Ratio Clique Relaxations

open access: yesNetworks, Volume 86, Issue 3, Page 241-262, October 2025.
ABSTRACT This article proposes an implicit enumeration approach to solve the maximum ratio s$$ s $$‐plex and the maximum ratio s$$ s $$‐defective clique problems. The approach is inspired by the classical Bron‐Kerbosch algorithm for enumerating all maximal cliques in a graph, which is extended to enumerating structures that are hereditary on induced ...
Yehor Blokhin   +4 more
wiley   +1 more source

Utility Voltage Regulator using AC – DC – AC Converter Topology for Single-Phase Resistive Load Applications

open access: yesMANAS: Journal of Engineering
This paper focuses on utility voltage regulator using ac – dc – ac converter topology for single-phase resistive load applications. The power circuit converter has been presented, to solve the problem of undesired voltage supply to domestic and ...
Gerald Diyoke
doaj   +1 more source

Asymptotic Error Free Partitioning over Noisy Boolean Multiaccess Channels

open access: yes, 2015
In this paper, we consider the problem of partitioning active users in a manner that facilitates multi-access without collision. The setting is of a noisy, synchronous, Boolean, multi-access channel where $K$ active users (out of a total of $N$ users ...
Vaidyanathan, Ramachandran   +4 more
core   +1 more source

Open and Closed Loop Approaches for Energy Efficient Quantum Optimal Control

open access: yesAdvanced Quantum Technologies, Volume 8, Issue 10, October 2025.
Concepts from quantum thermodynamics and optimal control are blended to derive a theoretical framework to quantify and minimize the energetic cost of a pulse for unitary synthesis. Two complementary techniques (based on GRAPE and Reinforce‐DRL) are implemented as open‐source software that co‐optimizes the fidelity and energetic cost within quantum ...
Sebastiaan Fauquenot   +2 more
wiley   +1 more source

Nonlinear multimode photonics on‐chip

open access: yesNanophotonics, Volume 14, Issue 15, Page 2507-2548, August 2025.
Abstract Nonlinear integrated photonics, which takes advantage of the strong field enhancement in integrated waveguides to boost the efficiency of nonlinear effects, has paved the way for the demonstration of cutting‐edge applications. These achievements have also been made possible by the impressive progress in material engineering and fabrication ...
Valerio Vitali   +10 more
wiley   +1 more source

QuantumNetSec: Quantum Machine Learning for Network Security

open access: yesInternational Journal of Network Management, Volume 35, Issue 4, July/August 2025.
ABSTRACT As the digital landscape becomes increasingly complex, traditional cybersecurity measures are struggling to keep pace with the growing sophistication of cyber threats. This escalating challenge calls for new, more robust solutions. In this context, quantum computing emerges as a powerful tool that can change our approach to network security ...
Diego Abreu   +3 more
wiley   +1 more source

Reconfigurable Intelligent Surfaces (RIS) and Their Role in Next‐Generation Wireless Networks: An Overview

open access: yesTransactions on Emerging Telecommunications Technologies, Volume 36, Issue 6, June 2025.
This paper explicitly reviews the state‐of‐the‐art RIS‐assisted wireless networks, especially open challenges relating to the B5G and 6G networks. This work presents an intensive study of recent research on RIS to provide an in‐depth understanding of the underlying principles surrounding RIS operations, composition, and effect on EM waves.
Chukwuemeka Nwufo   +2 more
wiley   +1 more source

Extrinsic Jensen-Shannon Divergence: Applications to Variable-Length Coding

open access: yes, 2015
This paper considers the problem of variable-length coding over a discrete memoryless channel (DMC) with noiseless feedback. The paper provides a stochastic control view of the problem whose solution is analyzed via a newly proposed symmetrized ...
Javidi, Tara   +2 more
core   +1 more source

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