نتایج جستجو برای: the logistic

تعداد نتایج: 16056463  

Journal: :Mathematical Problems in Engineering 2023

Logistic regression is a commonly used classification algorithm in machine learning. It allows categorizing data into discrete classes by learning the relationship from given set of labeled data. learns linear dataset and then introduces nonlinearity through an activation function to determine hyperplane that separates points two subclasses. In case logistic regression, most perform binary clas...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده کشاورزی 1390

پژوهش حاضر به منظور بررسی تاثیر استفاده ازاسپرم تعیین جنسیت شده بروی عملکرد برخی شاخص های تولید مثلی واقتصادی درتلیسه هاوگاوهای چند شکم زاییده شده انجام گرفته است. در این مطالعه از17023 داده ثبت شده در واحد دامپروری کشت و صنعت مهدشت ، گودوشا مازندران و دشت آذرنگین آذربایجان شرقی استفاده شده است. برای آنالیز آماری ازنرم افزار sas 9.1 و با استفاده از رویه proc logistic ,proc freq انجام گرفته است....

Journal: :Scientific Journals of Rzeszów University of Technology, Series: Management and Marketing 2012

Journal: :journal of research in health sciences 0
hasan jahani hashemi rakhshandeh nategh kazem mohammad

hepatitis b infection is one of the health problems. a cross-sectional study was performed to determine the effective factors on hbsag in systan and blochestan province, iran. in this study sample of 1150 people aged 2-69 year were and interviewed using cluster sampling the following variables using x2 , fisher and cochran showed a significant relation with hbsag; xi, economical status (p < 0.0...

A. R. Vahidi A. Shoja‎, E. Babolian

In this paper, a new spectral-iterative method is employed to give approximate solutions of fractional logistic differential equation. This approach is based on combination of two different methods, i.e. the iterative method cite{35} and the spectral method. The method reduces the differential equation to systems of linear algebraic equations and then the resulting systems are solved by a numer...

In this paper, we consider the estimation of the unknown parameter of the scaled logistic distribution on the basis of record values. The maximum likelihood method does not provide an explicit estimator for the scale parameter. In this article, we present a simple method of deriving an explicit estimator by approximating the likelihood function. Bayes estimator is obtained using importance samp...

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