نتایج جستجو برای: intensity parameter

تعداد نتایج: 391215  

Journal: :مرتع و آبخیزداری 0
علی طالبی دانشیار، دانشکده منابع طبیعی و کویرشناسی دانشگاه یزد، ایران شهربانو عباسی جندانی دانشجوی دکترای علوم و مهندسی آبخیزداری، دانشکده منابع طبیعی، دانشگاه تهران، ایران

wepp model needs a great deal of input data.  identifying the model’s sensitive parameters and their prioritization increases the accuracy and efficiency of the model. on the other hand, wepp model can simulate processes affecting on runoff, erosion and sediment throughout the year. thus, model sensitivity must vary based on the storm occurrence time and parameters value in different sections o...

Journal: :Genetics and molecular research : GMR 2014
W X Liang M J Cai L Jiang Y Q Xie W L Yuan H Zhang

We investigated the ultrasonic imaging characteristics of transplanted kidneys with delayed graft function (DGF). Ultrasonography was performed in 44 patients after kidney transplantation, and a time-intensity analysis was performed to compare the differences between patients with normal graft function (NGF) and those with DGF. Compared with the NGF group, the DGF group had earlier arrival time...

2017
Wei Zhang Huili Liu Qiang Wang Jingjing He

In this paper, a strain-intensity-factor-based method is proposed to calculate the fatigue crack growth under the fully reversed loading condition. A theoretical analysis is conducted in detail to demonstrate that the strain intensity factor is likely to be a better driving parameter correlated with the fatigue crack growth rate than the stress intensity factor (SIF), especially for some metall...

Journal: :Ricerche Di Matematica 2021

Abstract The reversed aging intensity function is defined as the ratio of instantaneous hazard rate to baseline value rate. It analyzes property quantitatively, higher intensity, weaker tendency aging. In this paper, a family generalized functions introduced and studied. Those depend on real parameter. If parameter positive they characterize uniquely distribution univariate absolutely continuou...

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Introduction Earthquakes are one of the natural hazards that have caused many casualties and financial losses around the world. This is why earthquake risk analysis studies need to be conducted more seriously. Iran is located in one of the seismogenic regions of the world, the Himalayan-Alpine belt, which is subject to many earthquakes every year. The Arias intensity, as one of the important s...

2006
Dave Cochran

My intention in this paper is to outline and motivate a novel theory of syntactic bootstrapping, Exemplar-Based Phonological Bootstrapping (EBPB), based on Stochastic Tree-Substitution Grammar. Because I have outlined the basic structure of STSG in other places for assessed work on this degree, I will not recapitulate that work in the body of the present paper, but will instead quote it in full...

2004
Zhiqiang Hou Chongzhao Han

1 The work is supported by National Key Fundamental Research (973) Program in China, the project number is: 2001CB309403. AbstractA background reconstruction algorithm based on pixel intensity classification is presented in this paper. Assumption that background pixel intensity appears in image sequence with the maximum probability is adopted. The pixel intensity values are classified based on ...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 1989
J F Olsen E I Knudsen S D Esterly

This report describes the binaural basis of the auditory space map in the optic tectum of the barn owl (Tyto alba). Single units were recorded extracellularly in ketamine-anesthetized birds. Unit tuning for interaural differences in timing and intensity of wideband noise was measured using digitally synthesized sound presented through earphones. Spatial receptive fields of the same units were m...

Journal: :Water 2021

The two-parameter gamma function (G2P) design storm is a recent methodology used to obtain synthetic hyetographs especially developed for urban hydrology applications. Further analytical developments on the G2P are presented herein, linking rainfall convectivity n-index with shape parameter of storm. This step can provide useful basis future easy-to-handle inputs in context regional drainage st...

2015
R. Yuan T. Luo J. Sun Z. Zeng C. Ge Y. Fu

The atmospheric refractive index consists of both real and imaginary parts. The intensity of refractive index fluctuations is generally expressed as the refractive index structure parameter, with the real part reflecting the strength of atmospheric turbulence and the imaginary part reflecting absorption in the light path. A large aperture scintillometer (LAS) is often used to measure the struct...

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