نتایج جستجو برای: analysis compares standard
تعداد نتایج: 3223083 فیلتر نتایج به سال:
A genetic model-free method for the meta-analysis of genetic association studies is described that estimates the mode of inheritance from the data rather than assuming that it is known. For a bi-allelic polymorphism, with G as risk allele and g as wild-type, the genetic model depends on the ratio of the two log odds ratios, lambda = log OR(Gg)/log OR(GG), where OR(GG) compares GG with gg and OR...
Anyone new to a research field may easily feel overwhelmed by the sheer number of concepts and must struggle with how things fit together. The aim this paper is initiate discussion about general model for information behaviour as field, serve both an introduction tool highlight understudied areas within field. compares previous models, textbooks, subject index standard definitions behaviour. Ba...
Under the multi-point production management mode, Researchers establish a unified cooperative product quality analysis standard, set benchmarks, compare performance, create process atmosphere of ratio, learning, catching up and exceeding, so that ability can be obtained together to improve, has been continuously improved. At present, processed products in is only simple average standard deviati...
In survival analysis, researchers often encounter multivariate survival time data, in which failure times are correlated even in the presence of model covariates. It is argued that because observations are clustered by unobserved heterogeneity, the application of standard survival models can result in biased parameter estimates and erroneous model-based predictions. In this article, the author ...
Mathematical modeling is a vast field that has interdisciplinary implications for research. These models help to investigate the basic dynamics and quantitative behavior of infectious diseases affect human beings, such as COVID-19, hepatitis B virus (HBV), immunodeficiency (HIV). The current study investigates spread HBV by using model. In order determine stability disease-free endemic equilibr...
Nowadays, global warming and energy scarcity have prompted mankind to develop new technologies. Given that generation technologies such as solar wind are subject climatic conditions with factors unstable power generation, the storage process of electrical is particularly important. Therefore, importance hydrogen its technology has received increasing attention from researchers based on advantag...
Introduction: Service quality is a judgment that the customer compares his/her expectations by this judgment, with the perception of the received services. The purpose of this study was to compare service quality in teaching hospitals with non-teaching hospitals in Kerman city. Methods: This cross-sectional study has been done on 166 hospitalized patients...
This research work introduces the Early Triassic, Late Triassic-Early Jurassic, and Early Cretaceous silica-rich sand levels at east and central Alborz, Kopeh-Dagh, and Central Iran, and compares them with the Permian silica-rich sand level in the Chirouk mine at east Iran. Ghoznavi and Gheshlaq loose sand in Alborz (Early Triassic-Early Jurassic), Soh quartzite in Central Iran (Early Triassic...
This paper compares the evaluation standards of new and old green buildings, studies existing system Expressway Green Service area, this expounds relationship between area building standards, finally, combining actual work, advances Area Evaluation Index, it will guide revision relevant policy standard current area.
Abstract Subject and purpose of work: The subject this study concerns profitability risk selected forms investment on the Polish capital market. aim was to compare active passive portfolios. Materials methods: research material consisted rates return investments in undervalued shares growth included WIG-20 index results Lyxor WIG 20 UCITS ETF fund 2014-2019. compares standard deviations returns...
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