Results 91 to 100 of about 32,855 (298)

Upsampling DINOv2 Features for Unsupervised Vision Tasks and Weakly Supervised Materials Segmentation

open access: yesAdvanced Intelligent Systems, EarlyView.
Feature from recent image foundation models (DINOv2) are useful for vision tasks (segmentation, object localization) with little or no human input. Once upsampled, they can be used for weakly supervised micrograph segmentation, achieving strong results when compared to classical features (blurs, edge detection) across a range of material systems.
Ronan Docherty   +2 more
wiley   +1 more source

Evaluating the functionality of agricultural systems: social preferences for multifunctional peri-urban agriculture. The “Huerta de Valencia” as case study

open access: yesSpanish Journal of Agricultural Research, 2014
The debate on the multifunctionality of agriculture and its connections with territorial policies are the basis of the most appropriate approach to legitimize public interventions in the agricultural sector.
Inmaculada Marques-Perez   +2 more
doaj   +1 more source

Enhanced Dynamic Performance and Mechanical Reinforcement of Polyurea Coatings With Surface‐Modified Graphene Platelets

open access: yesJournal of Applied Polymer Science, EarlyView.
Morphology, mechanical properties and vibration damping properties of polyurea/GNP nanocomposites. ABSTRACT Studying structural dynamics of polyurea (PU) is pivotal to analyze its vibration‐damping features. In this study, a graphene‐reinforced PU coating with enhanced mechanical and damping properties was developed.
Haochen Yuan   +4 more
wiley   +1 more source

Discrete inequalities of Wirtinger's type for higher differences

open access: yesJournal of Inequalities and Applications, 1997
Discrete version of Wirtinger's type inequality for higher differences, where and is considered. Under some conditions, the best constants , and are determined.
Milovanović Gradimir V   +1 more
doaj  

Quantum Carnot Bound from Petz Recovery Maps

open access: yesAdvanced Physics Research, EarlyView.
A quantum bound (ηP$\eta_P$, the Petz Limit) is derived for the efficiency (η$\eta$) of a heat engine utilizing two‐level quantum systems (qubits) as the working substance. This limit, based on Petz recovery maps, is stricter than the classical Carnot limit (ηC$\eta_C$) for irreversible cycles.
Douglas Mundarain   +2 more
wiley   +1 more source

Proposing a method to achieve the weights in Fuzzy-MCDM problems: a case study due to select a type of tickicide [PDF]

open access: yesMuṭāli̒āt-i Mudīriyyat-i Ṣan̒atī, 2006
This paper extends a kind of evaluation process based on fuzzy TOPS IS approach. By focusing on determining the importance and weights of criteria which are effective on decision making , then selecting by lean on Anthropy and eigenvector methods in ...
Maghsood Amiri   +2 more
doaj  

On Differentiating Eigenvalues and Eigenvectors [PDF]

open access: yesEconometric Theory, 1985
Let X0 be a square matrix (complex or otherwise) and u0 a (normalized) eigenvector associated with an eigenvalue λo of X0, so that the triple (X0, u0, λ0) satisfies the equations Xu = λu, . We investigate the conditions under which unique differentiable functions λ(X) and u(X) exist in a neighborhood of X0 satisfying λ(X0) = λO, u(X0) = u0, Xu = λu ...
openaire   +4 more sources

Efficient Dynamics: Reduced‐Order Modeling of the Time‐Dependent Schrödinger Equation

open access: yesAdvanced Physics Research, EarlyView.
Reduced‐order modeling (ROM) approaches for the time‐dependent Schrödinger equation are investigated, highlighting their ability to simulate quantum dynamics efficiently. Proper Orthogonal Decomposition, Dynamic Mode Decomposition, and Reduced Basis Methods are compared across canonical systems and extended to higher dimensions.
Kolade M. Owolabi
wiley   +1 more source

On the asymptotic behavior of the eigenvectors of large banded Toeplitz matrices [PDF]

open access: bronze, 2005
Albrecht Böttcher   +2 more
openalex   +1 more source

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