Results 1 to 10 of about 219,253 (144)

Git Re-Basin: Merging Models modulo Permutation Symmetries [PDF]

open access: yesInternational Conference on Learning Representations, 2022
The success of deep learning is due in large part to our ability to solve certain massive non-convex optimization problems with relative ease. Though non-convex optimization is NP-hard, simple algorithms -- often variants of stochastic gradient descent --
Samuel K. Ainsworth   +2 more
semanticscholar   +1 more source

Permutation Equivariant Graph Framelets for Heterophilous Graph Learning [PDF]

open access: yesIEEE Transactions on Neural Networks and Learning Systems, 2023
The nature of heterophilous graphs is significantly different from that of homophilous graphs, which causes difficulties in early graph neural network (GNN) models and suggests aggregations beyond the one-hop neighborhood.
Jianfei Li   +4 more
semanticscholar   +1 more source

Permutation Equivariant Neural Functionals [PDF]

open access: yesNeural Information Processing Systems, 2023
This work studies the design of neural networks that can process the weights or gradients of other neural networks, which we refer to as neural functional networks (NFNs).
Allan Zhou   +7 more
semanticscholar   +1 more source

From Permutation Patterns to the Periodic Table [PDF]

open access: yesریاضی و جامعه, 2023
(The above abstract has been extracted by the translator from the original article (L. Pudwell, From Permutation Patterns to the Periodic Table, Notices of the American Mathematical Society, 67 994–1001.))Abstract: Permutation patterns is a burgeoning ...
Saeid Alikhani, Maryam Safazadeh
doaj   +1 more source

Comparing network structures on three aspects: A permutation test.

open access: yesPsychological methods, 2022
Network approaches to psychometric constructs, in which constructs are modeled in terms of interactions between their constituent factors, have rapidly gained popularity in psychology.
Claudia D van Borkulo   +7 more
semanticscholar   +1 more source

Greedy Relaxations of the Sparsest Permutation Algorithm [PDF]

open access: yesConference on Uncertainty in Artificial Intelligence, 2022
There has been an increasing interest in methods that exploit permutation reasoning to search for directed acyclic causal models, including the"Ordering Search"of Teyssier and Kohler and GSP of Solus, Wang and Uhler.
Wai-yin Lam, Bryan Andrews, J. Ramsey
semanticscholar   +1 more source

A Novel Chaotic Permutation-Substitution Image Encryption Scheme Based on Logistic Map and Random Substitution

open access: yesIEEE Access, 2022
Privacy is a serious concern related to sharing videos or images among people over the Internet. As a method to preserve images’ privacy, chaos-based image encryption algorithms have been used widely to fulfil such a requirement.
Jameel Arif   +6 more
doaj   +1 more source

Random Permutation Set

open access: yesInternational Journal of Computers Communications & Control, 2022
For exploring the meaning of the power set in evidence theory, a possible explanation of power set is proposed from the view of Pascal’s triangle and combinatorial number. Here comes the question: what would happen if the combinatorial number is replaced
Yong Deng
semanticscholar   +1 more source

ordpy: A Python package for data analysis with permutation entropy and ordinal network methods. [PDF]

open access: yesChaos, 2021
Since Bandt and Pompe's seminal work, permutation entropy has been used in several applications and is now an essential tool for time series analysis.
Arthur A. B. Pessa, H. V. Ribeiro
semanticscholar   +1 more source

Chaotic Color Image Encryption Based on Eight-Base DNA-Level Permutation and Diffusion

open access: yesEntropy, 2023
Images, as a crucial information carrier in the era of big data, are constantly generated, stored, and transmitted. Determining how to guarantee the security of images is a hot topic in the information security community. Image encryption is a simple and
Wei Fan, Taiyong Li, Jianan Wu, Jiang Wu
doaj   +1 more source

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