نتایج جستجو برای: stage cluster sampling method in fasa
تعداد نتایج: 17314421 فیلتر نتایج به سال:
Rapidly completing the exploration and construction of unknown environments is an important task a UAV cluster. However, formulation online autonomous strategy based on real-time detection map still problem that needs to be discussed optimized. In this paper, we propose distributed environment framework for cluster comprehensively considers path terminal state gain, which called Distributed Nex...
magnetic resonance imaging (mri) is a notable medical imaging technique that makes of phenomenon of nuclear magnetic resonance. because of the resolution and the technology being harmless, mri has considered as the most desirable imaging technique in clinical applications. the visual quality of mri plays an important role in accuracy of medical delineations that can be seriously degraded by exi...
purpose: the aim of the current study was investigating the role of philosophy for children (p4c) teaching approach in increasing first grade female high school students reading comprehension in tehran educational five zone. materials and method: from all statistical population 60 students were selected through multi cluster sampling and were assigned to experimental (30) and control (30) group...
in this work, a novel and fast method for direct analysis of volatile compounds (davc) of medicinal plants has been developed by holding a filament from different parts of a plant in the gc injection port. the extraction and analysis of volatile components of a small amount of plant were carried out in one-step without any sample preparation. after optimization of temperature, extraction time a...
today, scouring is one of the important topics in the river and coastal engineering so that the most destruction in the bridges is occurred due to this phenomenon. whereas the bridges are assumed as the most important connecting structures in the communications roads in the country and their importance is doubled while floodwater, thus exact design and maintenance thereof is very crucial. f...
the main object of this study was to survey the relation between spiritual intelligence and servant leadership of isfahan high school's principals. the research method was descriptive with correlation type .the study population consisted of 118 principals in the high school year 2012-2013 of isfahan city, whom 92 of them were randomly selected through stage cluster sampling .the research i...
introduction the human immunodeficiency virus (hiv) is a retrovirus that infects cells of the immune system, destroying or impairing their function. as the infection progresses, the immune system becomes weaker, and the person becomes more susceptible to infections. the most advanced stage of hiv infection is acquired immunodeficiency syndrome (aids). the present study aimed to evaluate the eff...
Progression Trend Comparison of Labor in Women of Our Day with the Freidman Curve A. Mohammad Beigi [1] , S.H. Tabatabaee [2] , N. Mohammad Salehi [3] , M. Raoofi [4] Received: 20/08/07 Sent for Revision: 11/12/07 Received Revised Manuscript: 02/07/08 Accepted: 13/09/08 Background and Objectives: Rapid development of science in determination of labor trend shows embossed differe...
The purpose of this study was presenting a model of teacher productivity with a positive organizational behavior approach. The research method was mixed that used qualitative strategy; meta-synthesis method then Fuzzy Delphi; and in the second stage that used descriptive-survey quantitative strategy. The statistical population of this study includes faculty of educational sciences, managers and...
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