نتایج جستجو برای: regression model

تعداد نتایج: 2326042  

Journal: :energy equipment and systems 0
behzad elhami department of agricultural machinery engineering, faculty of agricultural engineering and technology, university of tehran, karaj, iran asadollah akram department of agricultural machinery engineering, faculty of agricultural engineering and technology, university of tehran, karaj, iran majid khanali department of agricultural machinery engineering, faculty of agricultural engineering and technology, university of tehran, karaj, iran seyed hashem mousavi-avval department of agricultural machinery engineering, faculty of agricultural engineering and technology, university of tehran, karaj, iran

in the present study, the energetic and economic modeling of lentil and chickpea production in esfahan province of iran was conducted using adaptive neuro-fuzzy inference system (anfis) and linear regression. data were taken by interviewing and visiting of 140 lentil farms and 110 chickpea farms during 2014-2015 production period. the results showed that the yield and total energy consumption w...

Journal: :iranian journal of applied animal science 2015
p. zamani m.r. moradi d. alipour a. ahmadi

the aim of the present study was the estimation of (co) variance components and genetic parameters for body weight of moghani sheep, using random regression models based on b-splines functions. the data set included 9165 body weight records from 60 to 360 days of age from 2811 moghani sheep, collected between 1994 to 2013 from jafar-abad animal research and breeding institute, ardabil province,...

ژورنال: اندیشه آماری 2021

The proportional hazard Cox regression models play a key role in analyzing censored survival data. We use penalized methods in high dimensional scenarios to achieve more efficient models. This article reviews the penalized Cox regression for some frequently used penalty functions. Analysis of medical data namely ”mgus2” confirms the penalized Cox regression performs better than the cox regressi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده اقتصاد 1389

abstract: about 60% of total premium of insurance industry is pertained?to life policies in the world; while the life insurance total premium in iran is less than 6% of total premium in insurance industry in 2008 (sigma, no 3/2009). among the reasons that discourage the life insurance industry is the problem of adverse selection. adverse selection theory describes a situation where the inf...

Journal: :international journal of management and business research 2014
p. sreeleakha p. mohan raj

when research on repatriation has shown that repatriates quit within one year of return from a foreign assignment, this study attempts to find what makes some repatriates stay committed and loyal to their companies when their colleagues are quitting and joining their immediate competitors? the research further extends to explore - factors determining repatriates loyalty, repatriates’ most desir...

Journal: :journal of agricultural science and technology 2016
a. soltani m. bakker a. veldkamp j. stoorvogel

the need for more comparisons among models is widely recognized. this study aimed to compare three different modelling approaches for their capability to simulate and predict trends and patterns of winter wheat yield in western germany. the three modelling approaches included an empirical model, a process-based model (lintul2), and a metamodel derived from the process-based model. the models ou...

Journal: :iranian journal of public health 0
gh mahdavi z izadi

background: existence or non-existence of adverse selection in insurance market is one of the important cases that have always been considered by insurers. adverse selection is one of the consequences of asymmetric information. theory of adverse selection states that high-risk individuals demand the insurance service more than low risk individuals do. methods: the presence of adverse selection ...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید