نتایج جستجو برای: dynamic participation

تعداد نتایج: 502981  

Journal: :J. Computer-Mediated Communication 2012
Michelle Shumate

Hyperlink networks are dynamic systems of representational communication. In order to understand the varied influences on processes that produce these systems, this research examines the evolution of a HIV/AIDS nongovernmental organization (NGO) hyperlink network over one year. The results demonstrate that different factors influence the rate of variation, selection, and retention of hyperlinks...

Convolutional neural network is one of the effective methods for classifying images that performs learning using convolutional, pooling and fully-connected layers. All kinds of noise disrupt the operation of this network. Noise images reduce classification accuracy and increase convolutional neural network training time. Noise is an unwanted signal that destroys the original signal. Noise chang...

2003
Pierre-Carl Michaud

Joint Labour Supply Dynamics of Older Couples This paper studies the labour force participation dynamics of older couples in the United States. Longitudinal data from the five available waves of the Health and Retirement Study (HRS) is used to investigate if the dynamics introduced by considering both spouses’ behavior provide additional information in trying to fit observed participation seque...

2011
Chi Chiao Li-Jen Weng Amanda L Botticello

BACKGROUND Relatively little empirical attention has focused on the association between social participation and depressive symptoms amongst older adults in Asian nations, where persons over the age of 65 represent a rapidly growing segment of the population. This study explores the dynamic relationship between participation in social activities and trajectories of depressive symptomatology amo...

2011
Matthew B. Platt Fredrick Harris

Research on the relationship between contextual factors and individual-level participation has offered a new frontier in the study of political activity. These studies push beyond the core characteristics highlighted in the Civic Voluntarism Model to understand how individuals respond to political, economic, and social environments. This paper builds on the contributions of both of these litera...

2007
Alexandre Dmitriev

The problems involving incentive compatibility constrains in the form of participation constrains have received wide attention in the literature due to the recent advances in the dynamic optimization techniques. Often the optimality conditions for this class of problems involve partial derivatives of the optimal value function with respect to some of the endogenous state variables. In this note...

Journal: :Economies 2022

In recent decades, the emergence of global value chains (GVCs) has changed international trade patterns. Today, production goods involves sharing, which allows countries to trace value-added distribution trade. However, COVID-19 pandemic lowered intensity between and can disrupt many sectors. This study uses a dynamic panel approach with generalized method moments estimator investigate pandemic...

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