Results 91 to 100 of about 6,004,549 (201)

Sparsity‐Driven Source Localization in Tomographic Sensing Applications

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 4, December 2026.
ABSTRACT Hyperspectral standoff detection systems such as Focal Plane Array (FPA) Fourier Transform Infrared (FTIR) spectrometers provide high spatial resolution in detecting airborne chemical contaminants that are invisible to the human eye but potentially hazardous. When two such systems are operated simultaneously with a suitable opening angle, they
Marco Mattuschka   +5 more
wiley   +1 more source

An inverse nodal problem on semi-infinite intervals

open access: yes, 2006
The inverse nodal problem is the problem of understanding the potential function of the Sturm-Liouville operator from the set of the nodal data ( zeros of eigenfunction ). This problem was first defined by McLaughlin[12].
Wang, Tui-En
core  

Numerical investigation of the inverse nodal problem by Chebisyhev interpolation method

open access: yes, 2018
In this study, we deal with the inverse nodal problem for Sturm-Liouville equation with eigenparameter-dependent and jump conditions. Firstly, we obtain reconstruction formulas for potential function, q, under a condition and boundary data, ?, as a limit
Emrah Yilmaz   +2 more
core   +1 more source

Organic Mixed‐Valence π‐Electron Systems—Current Status and Challenges

open access: yesAsian Journal of Organic Chemistry, Volume 15, Issue 10, October 2026.
This review discusses the progress and challenges in organic mixed‐valence π‐electron systems, focusing on trends such as the exploration of multi‐redox‐centered mixed‐valence multi‐radical states arising from the interplay between charge transfer and spin interactions and the realization of novel mixed‐valence states through the effective utilization ...
Akihiro Ito
wiley   +1 more source

Collision-free inverse kinematics of the redundant seven-link manipulator used in a cucumber picking robot [PDF]

open access: yes, 2010
The paper presents results of research on an inverse kinematics algorithm that has been used in a functional model of a cucumber-harvesting robot consisting of a redundant P6R manipulator.
Willigenburg, L.G., van   +8 more
core   +1 more source

Simulator‐Based Bayesian Inference of Enhanced Geothermal Reservoir Properties

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 5, October 2026.
Abstract Inversions of dynamic multi‐scale multi‐physics subsurface system properties rely on the effective sampling of high‐dimensional parameter spaces and are thus notoriously difficult to perform. The associated models are defined by complex nonlinear relationships with potentially stochastic components, which lead to analytically intractable ...
Kwabena Atobra   +5 more
wiley   +1 more source

Shared white matter connectome-based correlates of self-reproach, response failure, spatial planning, and resilience in patients with subthreshold depression: a graph theory approach

open access: yesScientific Reports
Self-reproach affects decision-making, mediates the impact of social distress on mental health, and is predictive of more severe depressive symptoms in patients with major depressive disorder (MDD) and subthreshold depression (SthD).
Je-Yeon Yun   +4 more
doaj   +1 more source

IGyTheM: Integrating Geodynamics With Thermodynamics Using Machine Learning

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 5, October 2026.
Abstract Achieving a comprehensive understanding of mantle convection requires integrated models that couple mantle dynamics with thermodynamic properties. Although advances in computational geodynamics have substantially improved our ability to simulate the underlying physical processes, incorporating thermodynamics into self‐consistent geodynamic ...
Qian Yuan   +4 more
wiley   +1 more source

Uniqueness Theorem For Inverse Nodal Problem With Nonseparable Boundary Conditions

open access: yes
Bu araştırma, sonlu bir aralıkta, aralık içinde süreksizliğe sahip ikinci dereceden diferansiyel operatörler için ters nodal problemi araştırmaktadır. Daha önce yapılan benzer çalışmalarda süreksizlik noktası parçanın orta noktası iken benzer sonuçlar ...
Arslantaş, Merve
core   +1 more source

On the maximum likelihood degree of Gaussian graphical models

open access: yesBulletin of the London Mathematical Society, Volume 58, Issue 10, October 2026.
Abstract In this paper we revisit the likelihood geometry of Gaussian graphical models. We give a detailed proof that the ML‐degree behaves monotonically on induced subgraphs. Furthermore, we complete a missing argument that the ML‐degree of the nth$n{\rm th}$ cycle is larger than 1 for any n⩾4$n\geqslant 4$, therefore completing the characterization ...
Carlos Améndola   +3 more
wiley   +1 more source

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