نتایج جستجو برای: showing variation of peak discharge

تعداد نتایج: 21198057  

Journal: :Catena 2021

Floods are becoming more frequent and hard to control due the shortage of water conservancy projects in small medium sized basins, especially developing regions. Understanding hydrologic responses estimated flood characteristics storm events can help predict disasters form better effective mitigation adaptation strategies. Using observations several representative watersheds Artificial Neural N...

Journal: :IOP Conference Series: Earth and Environmental Science 2020

Journal: :Journal of Japan Society of Hydrology and Water Resources 2014

Journal: :desert 2012
a.r. keshtkar a. salajegheh m. najafi hajivar

statistical frequency analysis is the most common procedure for the analysis of flood data at a gauged location thatin first step it is needed to select a model to represent the population. among them, the central moment has been themost common and widely used, and with the using of computers, the application of the maximum likelihood hasincreased. this research was carried out in order to reco...

Journal: :Archives of disease in childhood 1992
H Coughtrey J M Rennie D H Evans

The evolution of low frequency variability in cerebral blood flow velocity (CBFV) was examined in 30 consecutive admissions of very low birthweight babies. Measurement of CBFV was made on the first day of life and at weekly intervals until discharge. Altogether 133 recordings were subjected to visual classification and described as showing presence or absence of variability at a frequency betwe...

A Mazandarani, S A Ghasemi, S Shahshenas,

In this paper, plasma main characteristics such as electron mean temperature, electron number density, and oscillation frequency have been measured experimentally using the double Langmuir probe diagnostic system. In our experiment, the plasma was generated by applying the low pressure dc glow discharge in several common gases. The experimental results indicated the highest plasma density and o...

Journal: :bulletin of the iranian mathematical society 2011
m. hormozi a. a. ledari f. prus-wisniowski

a characteriation of continuity of the $p$-$lambda$-variation function is given and the helly's selection principle for $lambda bv^{(p)}$ functions is established. a characterization of the inclusion of waterman-shiba classes into classes of functions with given integral modulus of continuity is given. a useful estimate on modulus of variation of functions of class $lambda bv^{(p)}$ is found.

Journal: رستنیها 2016

The wild-relative gene pools of wheat are a rich source of genetic variation for wheat improvement.Karyotypes of eight genotypes of Triticum monococcum subsp. aegilopoides and eight genotypes of Aegilops cylindrica,which grown wild next to each other in different regions in the west of Iran were studied. Root tips were treated in α-bromonaphthalene solution, fixed in chromic acid-formaldehyde f...

Journal: :IOP Conference Series: Earth and Environmental Science 2021

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