Results 211 to 220 of about 1,059,681 (321)

Statistical disaggregation—A Monte Carlo approach for imputation under constraints

open access: yesScandinavian Journal of Statistics, Volume 52, Issue 3, Page 1376-1421, September 2025.
Abstract Equality‐constrained models naturally arise in problems in which the measurements are taken at different levels of resolution. The challenge in this setting is that the models usually induce a joint distribution which is intractable. Resorting to instead sampling from the joint distribution by means of a Monte Carlo approach is also ...
Shenggang Hu   +5 more
wiley   +1 more source

Higher Polynomial Identities for Mutations of Associative Algebras. [PDF]

open access: yesResults Math, 2023
Bremner MR, Brox J, Sánchez-Ortega J.
europepmc   +1 more source

Analysis of density matrix embedding theory around the non‐interacting limit

open access: yesCommunications on Pure and Applied Mathematics, Volume 78, Issue 8, Page 1359-1410, August 2025.
Abstract This article provides the first mathematical analysis of the Density Matrix Embedding Theory (DMET) method. We prove that, under certain assumptions, (i) the exact ground‐state density matrix is a fixed‐point of the DMET map for non‐interacting systems, (ii) there exists a unique physical solution in the weakly‐interacting regime, and (iii ...
Eric Cancès   +4 more
wiley   +1 more source

Ruijsenaars wavefunctions as modular group matrix coefficients. [PDF]

open access: yesLett Math Phys
Di Francesco P   +4 more
europepmc   +1 more source

Decreases in Hormone Levels Modulate Neurovascular Coupling but Not Reduced Insular Functional Connectivity in Menstrual‐Related Migraine

open access: yesHuman Brain Mapping, Volume 46, Issue 11, 01 August 2025.
ABSTRACT Menstrual‐related migraine (MRM) is a neurovascular disorder associated with decreased sex hormone levels. The menstrual cycle influences both cerebrovascular function and functional brain connectivity, with accumulating evidence linking migraine to altered connectivity, particularly in the insula.
Xinyu Li   +7 more
wiley   +1 more source

Periodic Orbits of MAX and MIN Multistate Networks

open access: yesMathematical Methods in the Applied Sciences, Volume 48, Issue 12, Page 11620-11629, August 2025.
ABSTRACT This work presents a generalization of Boolean networks to multistate networks over a complement‐closed set 𝒞, which can be finite or infinite. Specifically, we focus on MAX (and MIN) multistate networks, whose dynamics are governed by global arbitrary 𝒞‐maxterm (or 𝒞‐minterm) functions, which extend the well‐known maxterm (or minterm) Boolean
Juan A. Aledo   +3 more
wiley   +1 more source

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