نتایج جستجو برای: diffusion of information

تعداد نتایج: 21240040  

Journal: :Natural Hazards 2021

Negative effects of haze risk can easily spread faster and more widely, however, existing studies rarely investigate the whole period or cycle diffusion events, which leads to lowered public knowledge, often resulting in exaggerated negative effects. In this paper, simulation model based on cellular automata is used evaluate information. Firstly, according whole-life emergencies, affected by in...

2000
Hans van der Heijden

This paper is concerned with the identification of determinants that influence the use of business-to-consumer electronic markets. Since the widespread adoption of the Internet, these electronic markets are now commonplace and it becomes increasingly relevant to identify the factors that influence their usage. This paper first reviews the literature on this topic and addresses the theoretical c...

2005
Shaila M. Miranda Pamela E. Carter

Organizational arrangements such as telework are often believed to disrupt workers’ social networks. This raises a concern regarding teleworkers’ abilities to adjust to technological changes in organizations. Based on innovation diffusion theory, this chapter considers telework and interdependence as parallel dimensions of social proximity that may be expected to affect the diffusion of innovat...

2004
Paul M. Matthews

nformation processing in the primate brain is based on the complementary principles of modular and distributed information rocessing. The former emphasizes the specialization of functions within different brain areas. The latter emphasizes the massively arallel nature of brain networks and the fact that function also emerges from the flow of information between brain areas. The ocalization of f...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 1997
fereydoon milani nejad mohammad rahimizadeh hassan ali mirshahi

the catalytic oxidation of toluene to benzoic acid in the liquid phase has been studied in an un-stirred tank reactor. low concentration of acetic acid was added in order to increase the solubility of the catalyst in toluene. the dependence of the rate of reaction on the concentration of toluene catalyst and oxygen pressure was studied. it has been suggested that liquid phase oxidation of tolue...

M. Alvand

It is known that a stochastic differential equation (SDE) induces two probabilistic objects, namely a difusion process and a stochastic flow. While the diffusion process is determined by the innitesimal mean and variance given by the coefficients of the SDE, this is not the case for the stochastic flow induced by the SDE. In order to characterize the stochastic flow uniquely the innitesimal cov...

2013
Debomita Ghosh T. Ghose D. K. Mohanta

The conventional power system is going through a paradigm change towards smart grid, incorporating technological innovations for sensing, communicating, applying intelligence and exercising control through feedback. Recently, phasor measurement units (PMUs) have been used extensively for the purpose of sensing and communication. In many system planning studies, planners experience conflicts whi...

2007
Vigirdas MACKEVIČIUS

For positive diffusions, we construct split-step second-order weak approximations preserving the positivity property. For illustration, we apply the construction to some popular stochastic differential equations such as Verhulst, CIR, and CKLS equations.

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