Results 11 to 20 of about 1,306 (257)

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.
Yiming Xu, Diego Klabjan
openaire   +2 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 ...
Zhuoxiao Chen   +2 more
openaire   +3 more sources

Quantum correlations on the no-signaling boundary: self-testing and more [PDF]

open access: yesQuantum, 2023
In device-independent quantum information, correlations between local measurement outcomes observed by spatially separated parties in a Bell test play a fundamental role. Even though it is long-known that the set of correlations allowed in quantum theory
Kai-Siang Chen   +5 more
doaj   +1 more source

A general 2-part Erdȍs-Ko-Rado theorem [PDF]

open access: yesOpuscula Mathematica, 2017
A two-part extension of the famous Erdȍs-Ko-Rado Theorem is proved. The underlying set is partitioned into \(X_1\) and \(X_2\). Some positive integers \(k_i\), \(\ell_i\) (\(1\leq i\leq m\)) are given.
Gyula O. H. Katona
doaj   +1 more source

Extremal set theory for the binomial norm [PDF]

open access: yesJournal of Combinatorial Theory, Series A, 2020
Best possible bounds are established for families without s pairwise disjoint members and the more general problem for several families. The results are shown to apply several classical results.
openaire   +2 more sources

Sunflowers and -intersecting families

open access: yesAKCE International Journal of Graphs and Combinatorics, 2020
Let stand for the least number so that if is an arbitrary -uniform, -intersecting set system, where , and has more than elements, then contains a sunflower with petals. We give an upper bound for .
Gábor Hegedűs
doaj   +1 more source

A note on the Ramsey numbers for theta graphs versus the wheel of order 5

open access: yesAKCE International Journal of Graphs and Combinatorics, 2018
The study of exact values and bounds on the Ramsey numbers of graphs forms an important family of problems in the extremal graph theory. For a set of graphs S and a graph F , the Ramsey number R (S , F) is the smallest positive integer r such that for ...
Mohammed M.M. Jaradat   +3 more
doaj   +2 more sources

Conformal bootstrap deformations

open access: yesJournal of High Energy Physics, 2022
We explore the space of extremal functionals in the conformal bootstrap. By recasting the bootstrap problem as a set of non-linear equations parameterized by the CFT data, we find an efficient algorithm for converging to the extremal solution ...
Nima Afkhami-Jeddi
doaj   +1 more source

Elastic positivity vs extremal positivity bounds in SMEFT: a case study in transversal electroweak gauge-boson scatterings

open access: yesJournal of High Energy Physics, 2021
The positivity bounds, derived from the axiomatic principles of quantum field theory (QFT), constrain the signs of Wilson coefficients and their linear combinations in the Standard Model Effective Field Theory (SMEFT).
Kimiko Yamashita   +2 more
doaj   +1 more source

Freiman's Theorem in Finite Fields via Extremal Set Theory [PDF]

open access: yesCombinatorics, Probability and Computing, 2009
Using various results from extremal set theory (interpreted in the language of additive combinatorics), we prove an asymptotically sharp version of Freiman's theorem in $\F_2^n$: if $A \subseteq \F_2^n$ is a set for which |A + A| ≤ K|A| then A is contained in a subspace of size $2^{2K + O(\sqrt{K}\log K)}|A|$; except for the $O(\sqrt{K} \log K)$ error,
Green, B, Tao, T
openaire   +3 more sources

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