Results 11 to 20 of about 87,020 (287)

On some interconnections between combinatorial optimization and extremal graph theory [PDF]

open access: yesYugoslav Journal of Operations Research, 2004
The uniting feature of combinatorial optimization and extremal graph theory is that in both areas one should find extrema of a function defined in most cases on a finite set.
Cvetković Dragoš M.   +2 more
doaj   +3 more sources

Defect extremal surface as the holographic counterpart of Island formula

open access: yesJournal of High Energy Physics, 2021
We propose defect extremal surface as the holographic counterpart of boundary quantum extremal surface. The defect extremal surface is defined by minimizing the Ryu-Takayanagi surface corrected by the defect theory.
Feiyu Deng, Jinwei Chu, Yang Zhou
doaj   +2 more sources

Page curve from defect extremal surface and island in higher dimensions

open access: yesJournal of High Energy Physics, 2021
Defect extremal surface (DES) is defined by minimizing the Ryu-Takayanagi surface corrected by the quantum theory localized on the defect, which is useful when the RT surface crosses or terminates on the defect. Based on the decomposition procedure of an
Jinwei Chu, Feiyu Deng, Yang Zhou
doaj   +2 more sources

Capacities: From information theory to extremal set theory

open access: yesJournal of Combinatorial Theory, Series A, 1994
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
J. Korner, GARGANO, Luisa, VACCARO, Ugo
openaire   +4 more sources

Radially Excited AdS5 Black Holes in Einstein–Maxwell–Chern–Simons Theory

open access: yesEntropy, 2017
In the large coupling regime of the 5-dimensional Einstein–Maxwell–Chern–Simons theory, charged and rotating cohomogeneity-1 black holes form sequences of extremal and non-extremal radially excited configurations.
Jose Luis Blázquez-Salcedo
doaj   +4 more sources

Chain-dependent Conditions in Extremal Set Theory

open access: yesOrder, 2023
AbstractIn extremal set theory our usual goal is to find the maximal size of a family of subsets of an n-element set satisfying a condition. A condition is called chain-dependent, if it is satisfied for a family if and only if it is satisfied for its intersections with the n! full chains.
Dániel T. Nagy, Kartal Nagy
openaire   +4 more sources

Conditional Extreme Value Theory for Open Set Video Domain Adaptation [PDF]

open access: yesACM Multimedia Asia, 2021
With the advent of media streaming, video action recognition has become progressively important for various applications, yet at the high expense of requiring large-scale data labelling. To overcome the problem of expensive data labelling, domain adaptation techniques have been proposed that transfers knowledge from fully labelled data (i.e., source ...
Chen, Zhuoxiao   +2 more
openaire   +2 more sources

Single trusted qubit is necessary and sufficient for quantum realization of extremal no-signaling correlations

open access: yesnpj Quantum Information, 2022
The problem of achieving security of device-independent (or semi-device-independent) cryptography (for quantum key distribution and randomness generation) against the most general no-signaling adversaries has remained open.
Ravishankar Ramanathan   +3 more
doaj   +1 more source

Open Set Domain Adaptation by Extreme Value Theory

open access: yes2022 IEEE International Conference on Big Data (Big Data), 2022
Common domain adaptation techniques assume that the source domain and the target domain share an identical label space, which is problematic since when target samples are unlabeled we have no knowledge on whether the two domains share the same label space.
Xu, Yiming, Klabjan, Diego
openaire   +2 more sources

Elusive extremal graphs [PDF]

open access: yes, 2020
We study the uniqueness of optimal solutions to extremal graph theory problems. Lovasz conjectured that every finite feasible set of subgraph density constraints can be extended further by a finite set of density constraints so that the resulting set is ...
Grzesik, Andrzej   +2 more
core   +2 more sources

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