نتایج جستجو برای: spatio temporal variation

تعداد نتایج: 526634  

Journal: :Oikos 2023

Despite the dynamic nature of communities, most research typically treated interaction networks as static entities, and only a few analysed spatial temporal scales simultaneously. Here, we used multilayer to explore persistence species interactions in space time, well variation role (centrality) according biotic factors. We further investigated, for first spatio-temporal network structure. Spec...

Journal: :Forests 2023

The drivers and spatial distribution trends for net primary productivity (NPP) in Ningxia were studied to determine the priority vegetation restoration areas. NPP data from MOD17 A3 used future through slope trend analysis Hurst index. Spatial defined by a geographic detector correlation analysis. Results indicate that positively fluctuated 2000 2020 with an average range between 119.98 249.66 ...

2012
LI Guangqiang CHEN Yi

Spatio-temporal association rules mining is a key technology and a hot issue in the field of spatio-temporal data mining. The classical Apriori algorithm is usually utilized to detect the spatio-temporal association rules from the spatio-temporal transaction table, which is derived from the original spatio-temporal data. In most existing approaches to generate the spatio-temporal transaction ta...

Journal: :Vision Research 2002
M. A. Giese M. Lappe

The human visual system processes complex biological motion stimuli with high sensitivity and selectivity. The characterization of spatio-temporal generalization in the perception of biological motion is still a largely unresolved problem. We present an experiment that investigates how the visual system responds to motion stimuli that interpolate spatio-temporally between natural biological mot...

1996
Osni A. Marques

SUMMARY This article presents an overview of eigenproblems that arise in current nite-element computations. We focus on a set of applications that have been studied at CERFACS, Centre Europ een de Recherche et de Formation Avanc ee en Calcul Scientiique, and describe the ideas and tools that have been developed to deal with them. The main characteristics of ve diierent cases are given. We also ...

2010
Gabriel Martínez Nele De Cuyper Hans De Witte

Temporary employment has become a major concern in the last decades: it is seen as the result of the continuous changes in the working system around the world. The effects of temporary employment for the employees and the organization have not been established yet, because there are many variables that can affect the observed outcomes. This article addresses the literature about temporary emplo...

Journal: :Journal of child language 2008
Monika Pawłowska Laurence B Leonard Stephen M Camarata Barbara Brown Mary N Camarata

The aim of this study was to uncover factors accounting for the ability of children with specific language impairment (SLI) to learn agreement morphemes in intervention. Twenty-five children with SLI who participated in a six-month intervention program focused on teaching third person singular -s or auxiliary is/are/was showed a wide range of use of the target morpheme after intervention. Regre...

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