Results 131 to 140 of about 59,698 (230)

Estimating Bottom Topography in Shallow Water Flows

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 2, April 2026.
Abstract We present two methods to estimate bottom topography in a shallow water flow using only surface deformation measurements. One is based on Physics‐Informed Neural Networks (PINNs) and the other on the Adjoint State Method. We test both methods using synthetic data in 1D and 2D cases. Both are able to successfully reconstruct not only the bottom
L. Pancotto, P. Clark Di Leoni
wiley   +1 more source

LamelODF: a MATLAB‐based toolbox for orientation distribution analysis and mapping of lamellar minerals for laboratory and synchrotron X‐ray diffractometers

open access: yesJournal of Applied Crystallography, Volume 59, Issue 2, Page 648-661, April 2026.
LamelODF is a MATLAB‐based toolbox aimed at simplifying the automated extraction of orientation distribution functions from 2D X‐ray diffraction data of lamellar minerals in transmission mode. It accommodates both laboratory and synchrotron data formats, providing an integrated pipeline from raw data to spatially resolved textural maps, enabling robust
Baptiste Dazas   +5 more
wiley   +1 more source

When Proximity Falls Short: Inequalities in Commuting and Accessibility by Public Transport in Santiago, Chile

open access: yesGeographical Analysis, Volume 58, Issue 2, April 2026.
ABSTRACT Traditional measures of urban accessibility often rely on static models or survey data. However, location information from mobile networks enables large‐scale, dynamic analyses of how people navigate cities. In this study, we employ eXtended Detail Records (XDRs) from mobile phone activity to analyze commuting patterns and accessibility ...
Cesar Marin‐Flores   +2 more
wiley   +1 more source

Pupil Size Reflects Trial‐Level Variability in Imagery Vividness During Immersive Storytelling but Not (or Hardly) Individual Differences in Trait Imagery

open access: yesPsychophysiology, Volume 63, Issue 4, April 2026.
ABSTRACT Previous research has shown that the eyes' pupils are larger when imagining dark as compared to bright objects or scenes. On the basis of this, it has been claimed that pupil size is a sensitive marker of mental imagery vividness. We investigated this claim in three experiments, conducted in two countries (Norway and The Netherlands; Ntotal ...
Claire Vanbuckhave   +4 more
wiley   +1 more source

Moments of L$L$‐functions via a relative trace formula

open access: yesProceedings of the London Mathematical Society, Volume 132, Issue 4, April 2026.
Abstract We prove an asymptotic formula for the second moment of the GL(n)×GL(n−1)$\mathrm{GL}(n)\times \mathrm{GL}(n-1)$ Rankin–Selberg central L$L$‐values L(1/2,Π⊗π)$L(1/2,\Pi \otimes \pi)$, where π$\pi$ is a fixed cuspidal representation of GL(n−1)$\mathrm{GL}(n-1)$ that is tempered and unramified at every place, while Π$\Pi$ varies over a family of
Subhajit Jana, Ramon Nunes
wiley   +1 more source

A Bivariate Approximation Spreadsheet Calculator by Lagrange Interpolation

open access: yesSpreadsheets in Education, 2014
Even though interpolating bivariate data by Lagrange interpolation is straightforward, its repetitive calculations are quite boring and complicated if the number of data is large.
Kim Gaik Tay   +2 more
doaj  

A Novel Black Widow Optimization Algorithm Based on Lagrange Interpolation Operator for ResNet18. [PDF]

open access: yesBiomimetics (Basel)
Wei P   +8 more
europepmc   +1 more source

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