نتایج جستجو برای: lag model

تعداد نتایج: 2119895  

Journal: :Journal of engineering and thermal sciences 2022

The dual-phase-lag (DPL) model is applied to study the influence of rotation on a two-dimensional micro-elongated thermoelastic medium problem. Mechanical force along with layer elastic half-space interface and applied. analytic expressions for displacement component, temperature distribution, micro-elongational scalar stress components have been derived represented graphically. has studied in ...

2009
Dennis A. Dean Daniel B. Forger Elizabeth B. Klerman

Travel across multiple time zones results in desynchronization of environmental time cues and the sleep-wake schedule from their normal phase relationships with the endogenous circadian system. Circadian misalignment can result in poor neurobehavioral performance, decreased sleep efficiency, and inappropriately timed physiological signals including gastrointestinal activity and hormone release....

2015
Zhongren Wang Huiming Liu Fengzhong Wang Jia Shao Guanliang Li Yiping Chen Bo Chen Songbo Jin Qian Li Wei Li Zhiqiang Su Shuai Shao Tyler Xuan Gu DUAN WANG

This dissertation covers the two major parts of my PhD research: i) Modeling instantaneous correlation ii) Quantifying time-lag correlation iii) Modeling time-lag correlation iv) Modeling and application of heteroskedasticity. For modeling instantaneous correlation, we studied the limitations of random matrix theory (RMT), and proposed autoregressive random matrix theory (ARRMT) which take into...

Journal: :Journal of Economics, Business, and Accountancy | Ventura 2021

There are some factors predicted tohave an effect on the countries’ economic devlopment. This study aimed to analyze long-term and short-term effects of In-flation, Exchange Rate, Foreign Economic Growth (the destination United States, China, Japan) Indonesian Export. The Auto-Regressive Distributed Lag (ARDL) Model is used in this analysis from 1968 through 2017. results show that long-term, i...

2015
Yanshuang Zhang

Abstract—There exists some time lag between the consumption of inputs and the production of outputs. This time lag effect should be considered in calculating efficiency of decision making units (DMU). Recently, a couple of DEA models were developed for considering time lag effect in efficiency evaluation of research activities. However, these models can’t discriminate efficient DMUs because of ...

Journal: :International journal of food microbiology 2000
J C Augustin V Carlier

Growth data for Listeria monocytogenes were collected from the literature and a global model built with existing secondary models describing independently the effects of environmental factors on the growth rate and lag time was based on these data. The growth rates calculated with this model were consistent with the published ones but the fit was poor near the limits of growth of the micro-orga...

2004
Q. Xiao H. M. Tsai

The lag model proposed by Olsen and Coakley is incorporated into the baseline two-equation k-ω turbulence model to simulate the transonic and supersonic turbulent separated flow. The performances of the lagged k-ω turbulence model is assessed by computing two transonic airfoil flow cases, the RAE2822 Case 10 and the 18% thick double circular arc airfoil, and a separated nozzle flow. The computa...

2006
Geoffroy Simon Michel Verleysen

Mutual information may be used to select the embedding lag of a time series. However, this lag selection is usually limited to the analysis of the mutual information between a pair of lagged values in the series. In this paper, generalized mutual information estimators are proposed to take into account more than two variables in the lag selection. Experimental results show that lag selection us...

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