نتایج جستجو برای: pressure wind spatio temporal

تعداد نتایج: 722041  

Journal: :Environmental science and pollution research international 2015
Jian Zhou Boqiang Qin Céline Casenave Xiaoxia Han Guijun Yang Tingfeng Wu Pan Wu Jianrong Ma

Wind waves are responsible for some of the spatio-temporal gradients observed in the biotic and abiotic variables in large shallow lakes. However, their effects on the phytoplankton community composition are still largely unexplored especially in freshwater systems such as lakes. In this paper, using field observations and mesocosm bioassay experiments, we investigated the impact of turbulence ...

Fereydoun Sabet Ghadam Mohammad Eftekhari Yazdi Vahid Esfahanian

Capability of the Proper Orthogonal Decomposition (POD) method in extraction of the coherent structures from a spatio-temporal chaotic field is assessed in this paper. As the chaotic field, an ensemble of 40 snapshots, obtained from Direct Numerical Simulation (DNS) of the Kuramoto-Sivashinsky (KS) equation, has been used. Contrary to the usual methods, where the ergodicity of the field is need...

2010
Roberto Dell'Acqua Paola Sessa Francesca Peressotti Claudio Mulatti Eduardo Navarrete Jonathan Grainger

We used the event-related potential (ERP) approach combined with a subtraction technique to explore the timecourse of activation of semantic and phonological representations in the picture-word interference paradigm. Subjects were exposed to to-be-named pictures superimposed on to-be-ignored semantically related, phonologically related, or unrelated words, and distinct ERP waveforms were genera...

2008
A. Boudouridis E. Zesta L. R. Lyons P. C. Anderson A. J. Ridley

[1] Recent studies of ionospheric convection have shown that sudden enhancements in solar wind dynamic pressure have significant effect on the transpolar potential and the coupling efficiency between the solar wind and the terrestrial magnetosphere. Super Dual Auroral Radar Network observations of the dayside convection have demonstrated that the strength of convection correlates well with sola...

Journal: :Anthropology In Action 2021

During the COVID-19 pandemic, access to space has been strictly regulated and restricted. Many of us feel acutely disconnected from our relationships, while at same time new forms (virtual) intimacies have become ubiquitous. In pandemic present, nearly all interpersonal relations are now characterised by a double absence that is concrete material, also emotional felt. This article offers theore...

2002

This research aims to obtain 3D information by using spatio-temporal analysis of omni images for outdoor navigation and map-making in the intelligent transportation system (ITS) application. Two types of omnidirectional cameras are employed to make a spatio-temporal volume, which is a sequence of omni images stacked in the spatio-temporal space. For the spatio-temporal analysis of an omni image...

Journal: :CIT 2016
Haitao Cheng Fu Zhang

Topological relationships between spatio-temporal objects are the most fundamental elements in spatio-temporal database systems, GIS, and image database systems. The research issue of modeling topological relationships has increasingly attracted attention, especially for querying of spatio-temporal objects and reasoning of topological relationships. Currently, topological relationship operating...

Journal: :IEEE Transactions on Knowledge and Data Engineering 2002

Journal: :Journal of evolutionary biology 2014
L F De León J Podos T Gardezi A Herrel A P Hendry

Adaptive radiation can be strongly influenced by interspecific competition for resources, which can lead to diverse outcomes ranging from competitive exclusion to character displacement. In each case, sympatric species are expected to evolve into distinct ecological niches, such as different food types, yet this expectation is not always met when such species are examined in nature. The most co...

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