Results 21 to 30 of about 107,802 (261)

Technical Evaluation of Performed Centre Pivot Systems Case Study: Bardsir and Rayen of Kerman [PDF]

open access: yesعلوم و مهندسی آبیاری, 2015
The importance of proper management of water resources in Kerman, because of limited and water resources crisis is very high. This research has been based on two farm included two center pivot systems in Kerman’s Bardsir and Rayen.
Amin Sanaee   +2 more
doaj   +1 more source

Preparation and evaluation of enterotoxigenic Escherichia coli reference for food testing

open access: yesZhongguo shipin weisheng zazhi, 2022
ObjectiveTo prepare and evaluate Enterotoxigenic Escherichia coli(ETEC) reference.MethodsThe standard strain CMCC(B)43208 was identified by biochemical reaction, matrix-assisted laser desorption ionization time of flight mass spectrometry (MALDI-TOF MS ...
LIU Na   +4 more
doaj   +1 more source

DIMENSION‐FREE UNIFORMITY WITH APPLICATIONS, I [PDF]

open access: yesMathematika, 2017
The author shows that if \(a\leq U < W\), \(d\geq 2\) is an integer, and \(e^{\pi^2U^2/2}\geq 3dU\), then for every test function \(f\in L_2([0,1)^d)\) \[ \Delta_f^2(\text{Gauss};U,W)=(2\pi)^{-d/2}\int_{\mathbb{R}^d}\left(\int_U^W f(t\mathbf{v})\,dt-(W-U)\int_{I^d}f \,dV\right)^2e^{-|\mathbf{v}|^2/2}d\mathbf{v}\] \[ \leq 10\sigma_0^2(f)\left\lceil ...
openaire   +1 more source

Analysis of Evaluation Indicators by Opportunity Time in Furrow Irrigation

open access: yesمجله آب و خاک, 2014
Evaluation procedures have been developed for effective design and management of irrigation systems. Furrow irrigation is one of the main types of applying water in agriculture.
Reza Lalehzari   +2 more
doaj   +1 more source

Field Evaluation of Microirrigation Water Application Uniformity

open access: yesEDIS, 2012
This publication presents procedures to separately evaluate the effects of pressure variations in the pipe network (hydraulic uniformity) and variations due to the emitter characteristics (emitter performance variation) on uniformity of water ...
A. G. Smajstrla   +4 more
doaj   +1 more source

Distribution uniformity in drip units applying dilutions of treated water produced by oil exploration [PDF]

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2020
The objective of this study was to evaluate the uniformity of distribution in drip units applying dilutions of treated water produced by oil exploration. The experiment was set up in a completely randomized design in a split-split-plot scheme, with three
Hudson S. M. Vale   +5 more
doaj   +1 more source

Watermelon uniform random generation with applications

open access: yesTheoretical Computer Science, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Nicolas Bonichon, Mohamed Mosbah 0001
openaire   +2 more sources

Theory and application of uniform designs [PDF]

open access: yesSCIENTIA SINICA Mathematica, 2020
Summary: With the development of science and technology, the numbers of factors in experiments become larger and larger, and the relationships among factors become more and more complex, and then it is very important to organize the experiments scientifically. Orthogonal designs, uniform designs and optimal designs are the popular types of experimental
He, Ping   +4 more
openaire   +1 more source

Convergence of Uniformity Criteria and the Application in Numerical Integration

open access: yesMathematics, 2022
Quasi-Monte Carlo (QMC) methods have been successfully used for the estimation of numerical integrations arising in many applications. In most QMC methods, low-discrepancy sequences have been used, such as digital nets and lattice rules.
Yang Huang, Yongdao Zhou
doaj   +1 more source

The uniformity space of hypergraphs and its applications

open access: yesDiscrete Mathematics, 1999
Let \(H=(V,E)\) be a hypergraph and let \(F\) be a field. A function \(f:V\to F\) is stable if \(\sum_{v\in e}f(v)=c\) for some \(c\in F\) and for each \(e\in E\). The linear space consisting of the stable functions is investigated and its applications to several problems in graph theory are shown.
Yair Caro, Raphael Yuster
openaire   +2 more sources

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