Results 21 to 30 of about 82,852 (264)

A 3D Interferometer-Type Lightning Mapping Array for Observation of Winter Lightning in Japan

open access: yesRemote Sensing, 2023
We have developed and deployed a 3D Interferometer-type Lightning Mapping Array (InLMA) for observing winter lightning in Japan. InLMA consists of three broadband interferometers installed at three stations with a distance from 3 to 5 km.
Junchen Yang   +5 more
doaj   +1 more source

Elastoplastic analysis by return-mapping method with rigorous loading criterion for extended subloading surface model

open access: yesNihon Kikai Gakkai ronbunshu, 2019
The extended subloading surface model is capable of describing cyclic loading behavior accurately. The elastoplastic deformation analysis by the finite element analysis can be executed efficiently by the complete implicit stress integration method with ...
Takuya ANJIKI   +2 more
doaj   +1 more source

UAS FOR GEO-INFORMATION: CURRENT STATUS AND PERSPECTIVES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Recent and ongoing developments of state-of-the-art sensor technologies have resulted in smaller and lighter photogrammetric cameras with IMU, lidar scanners and other sensors that can now be integrated with and mounted on the larger Light UAS.
R. B. Haarbrink
doaj   +1 more source

A return mapping algorithm for isotropic elastoplasticity

open access: yesInternational Journal for Numerical Methods in Engineering, 1994
AbstractA return mapping algorithm is presented for the numerical time integration of the constitutive equations for elastoplasticity with isotropic yield surfaces, constructed from all three invariants of the stress tensor. Based on the first‐order backward Euler difference formula (BDF), the governing equations for the stresses are solved in the ...
Matzenmiller, Anton, Taylor, Robert
openaire   +3 more sources

Development of a workplace intervention for sick-listed employees with stress-related mental disorders: Intervention Mapping as a useful tool

open access: yesBMC Health Services Research, 2007
Background To date, mental health problems and mental workload have been increasingly related to long-term sick leave and disability. However, there is, as yet, no structured protocol available for the identification and application of an intervention ...
Anema Johannes R   +5 more
doaj   +1 more source

Landing Site Mapping and Lander Localization for Chang’e-5 and Chang’e-6 Lunar Sample Return Missions [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Chang’e-5 and Chang’e-6 are lunar sample return missions in China’s lunar exploration program. In these missions, high-resolution landing site mapping and lander localization were performed to support mission operations and scientific ...
K. Di   +12 more
doaj   +1 more source

Poincaré Return Maps in Neural Dynamics: Three Examples [PDF]

open access: yes, 2020
Understanding of the onset and generic mechanisms of transitions between distinct patterns of activity in realistic models of individual neurons and neural networks presents a fundamental challenge for the theory of applied dynamical systems. We use three examples of slow-fast neural systems to demonstrate a suite of new computational tools to study ...
Kolomiets, Marina L.   +1 more
openaire   +2 more sources

A Return Mapping Algorithm for Nonlinear Yield Criteria with the Equivalent Mohr–Coulomb Strength Parameters

open access: yesAdvances in Civil Engineering, 2020
This paper proposes a modified return mapping algorithm for a series of nonlinear yield criteria. The algorithm is established in the principal stress space and ignores the effect of the intermediate principal stress.
Chao Hu, Fei Ye, Wenxi Fu, Zhuo Chen
doaj   +1 more source

Mapping snow depth return levels: smooth spatial modeling versus station interpolation [PDF]

open access: yesHydrology and Earth System Sciences, 2010
For adequate risk management in mountainous countries, hazard maps for extreme snow events are needed. This requires the computation of spatial estimates of return levels. In this article we use recent developments in extreme value theory and compare two
J. Blanchet, M. Lehning
doaj   +1 more source

Assessing the capacity of large-scale hydrologic-hydrodynamic models for mapping flood hazard in southern Brazil

open access: yesRBRH, 2022
Mapping flood risk areas is important for disaster management at the local, regional, and national scales. The aim of this study was to evaluate the ability of large-scale models to obtain flood hazard maps.
Maria Eduarda Pereira Alves   +7 more
doaj   +1 more source

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