Results 21 to 30 of about 7,597,003 (252)

Efficient Method for Derivatives of Nonlinear Stiffness Matrix

open access: yesMathematics, 2023
Structural design often includes geometrically nonlinear analysis to reduce structural weight and increase energy efficiency. The full-order finite element model can perform the geometrically nonlinear analysis, but its computational cost is expensive ...
Tuan Anh Bui, Jun-Sik Kim, Junyoung Park
doaj   +1 more source

Sound Damage Detection of Bridge Expansion Joints Using a Support Vector Data Description

open access: yesSensors, 2023
A novel method is proposed for the damage identification of modal bridge expansion joints (MBEJs) based on sound signals. Two modal bridge expansion joint specimens were fabricated to simulate healthy and damaged states.
Junshi Li, Caiqian Yang, Jun Chen
doaj   +1 more source

Re-examining the potential effectiveness of interactive query expansion [PDF]

open access: yes, 2003
Much attention has been paid to the relative effectiveness of interactive query expansion versus automatic query expansion. Although interactive query expansion has the potential to be an effective means of improving a search, in this paper we show that,
Ruthven, I., Ian Ruthven
core   +5 more sources

Document expansion for image retrieval [PDF]

open access: yes, 2010
Successful information retrieval requires effective matching between the user's search request and the contents of relevant documents. Often the request entered by a user may not use the same topic relevant terms as the authors' of the documents.
Min, Jinming   +3 more
core   +4 more sources

Multiscale expansion and integrability properties of the lattice potential KdV equation [PDF]

open access: yes, 2008
We apply the discrete multiscale expansion to the Lax pair and to the first few symmetries of the lattice potential Korteweg-de Vries equation. From these calculations we show that, like the lowest order secularity conditions give a nonlinear Schrödinger
Decio Levi   +10 more
core   +1 more source

The impact of ACA Medicaid expansion on socioeconomic inequality in health care services utilization.

open access: yesPLoS ONE, 2018
ObjectiveWe examined whether the Affordable Care Act (ACA) Medicaid expansion reduced socioeconomic inequalities in health care utilization.MethodsWe used data from the Behavioral Risk Factor Surveillance System, covering the 50 U.S.
Shiho Kino, Ichiro Kawachi
doaj   +1 more source

Developing A Prototype: Biofeedback Integrated Thoracic Expansion Measuring Device [PDF]

open access: yesEPJ Web of Conferences
Background: Thoracic expansion is defined as the difference in chest circumference between Maximal. Inhalation and Maximal Exhalation. As per WHO guidelines the ability to accurately evaluate Thoracic Expansion is very important in disorders like COPD ...
Sudhirkumar Ved Nidhi, Sharma Amit
doaj   +1 more source

Block-based optimization for enhancing reversible watermarking using reduce difference expansion

open access: yesCommunications in Science and Technology
In recent years, reversible watermarking has emerged as a promising technique that safely embeds data in digital images without compromising their originality.
Aulia Arham, Hanung Adi Nugroho
doaj   +1 more source

Reduced Gravity and Magnetohydrodynamic Effects on Transient Mixed Convection Flow Past a Magnetized Heated Cone Embedded in Porous Medium

open access: yesJournal of Mathematics, 2023
The effects of reduced gravity on the periodic behavior of convective heat transfer characteristics of fluid flow along the magnetized heated cone embedded in porous medium is studied in the current contribution.
Hossam A. Nabwey   +6 more
doaj   +1 more source

Multi-element stochastic reduced basis methods [PDF]

open access: yes, 2007
This paper presents mutli-element Stochastic Reduced Basis Methods (ME-SRBMs) for solving linear stochastic partial differential equations. In ME-SRBMs, the domain of definition of the random inputs is decomposed into smaller subdomains or random ...
Surya Mohan, P.   +5 more
core   +1 more source

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