نتایج جستجو برای: spatio

تعداد نتایج: 23108  

Journal: :Environmental entomology 2009
P G Tillman T D Northfield R F Mizell T C Riddle

In the southeast United States, a field of peanuts, Arachis hypogaea L., is often closely associated with a field of cotton, Gossypium hirsutum L. The objective of this 4-yr on-farm study was to examine and compare the spatiotemporal patterns and dispersal of the southern green stink bug, Nezara viridula L., and the brown stink bug, Euschistus servus (Say), in six of these peanut-cotton farmsca...

2014
Elizabeth Lyons Susan Allsop Monique Simons Emely de Vet Mai JM Chinapaw Michiel de Boer Jacob C Seidell Johannes Brug

BACKGROUND Playing video games contributes substantially to sedentary behavior in youth. A new generation of video games-active games-seems to be a promising alternative to sedentary games to promote physical activity and reduce sedentary behavior. At this time, little is known about correlates of active and non-active gaming among adolescents. OBJECTIVE The objective of this study was to exa...

Journal: :Journal of visualized experiments : JoVE 2013
Feng Qi Fei Du

It is well recognized that human movement in the spatial and temporal dimensions has direct influence on disease transmission(1-3). An infectious disease typically spreads via contact between infected and susceptible individuals in their overlapped activity spaces. Therefore, daily mobility-activity information can be used as an indicator to measure exposures to risk factors of infection. Howev...

2003
Berna ÖZBEK Didier LE RUYET Maurice BELLANGER

Résumé – Dans cet article, nous proposons un codage spatio-temporel en bloc non orthogonal de rendement symbole 1 pour 3 antennes à l’émission. Ce code permet d’améliorer les performances d’un système de communications sans fil. Le code proposé peut être décodé soit simplement par forçage à zéro soit en utilisant un décodeur à maximum de vraisemblance à complexité réduite. Finalement, nous avon...

2014
Deok Hee Nam

Multidimensional scaling is one of the important techniques for a big data management. In this paper, various statistical analyses are compared to find the best-fitting method for a representation of a higher dimensional data using the reduced or smaller dimensional data using various multivariate analyses with maximum likelihood estimation through the neurofuzzy systems, which estimate the pre...

Journal: :Current Biology 2009
Rachael E. Jack Caroline Blais Christoph Scheepers Philippe G. Schyns Roberto Caldara

Central to all human interaction is the mutual understanding of emotions, achieved primarily by a set of biologically rooted social signals evolved for this purpose-facial expressions of emotion. Although facial expressions are widely considered to be the universal language of emotion, some negative facial expressions consistently elicit lower recognition levels among Eastern compared to Wester...

Journal: :Electroencephalography and clinical neurophysiology 1994
W Miltner C Braun R Johnson G V Simpson D S Ruchkin

The present report summarizes the results of a simulation study on the accuracy of Scherg's implementation of spatio-temporal analysis (BESA) for estimating the parameters (wave shape, location, orientation) of the intracranial sources of event-related brain potentials (ERPs) recorded from the scalp. In view of the subjective factors that might influence a solution, 10 subjects, ranging from th...

2016
Vishakha W. Rawool

CONTEXT The ability to detect important auditory signals while performing visual tasks may be further compounded by background chatter. Thus, it is important to know how task performance may interact with background chatter to hinder signal detection. AIM To examine any interactive effects of speech spectrum noise and task performance on the ability to detect signals. SETTINGS AND DESIGN Th...

2003
Zonghuang Yang Masayuki Yamauchi Yoshifumi Nishio Akio Ushida

The work is concerned with investigation of spatio-temporal phenomena on mutually coupled CNN array. Besides pattern formation and active wave propagation, we found that other interesting spatio-temporal phenomena such as phaseinversion-wave and classical waves can be also observed in the same network structure. In particular, we focus our discussion on the relations of spatio-temporal phenomen...

1998
Vera Kamp

Spatio-temporal data analysis plays an important role in many scientific applications like environmental epidemiology and public health. Our approach STARS (SpatioTemporal dAtabase system Realized with Shore) integrates spatio-temporal aspects in the persistent object system SHORE [1]. STARS provides an object oriented query language to formulate spatio-temporal queries which can be processed b...

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