نتایج جستجو برای: environmental conditions covariates

تعداد نتایج: 1173840  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم کشاورزی و منابع طبیعی گرگان 1387

چکیده ندارد.

حسینی, سید مصطفی, زراعتی, حجت, محمودی, محمود, مدرسه, الهام, نجفی, ایرج,

Background and Aim: In many medical studies along with longitudinal data, which are repeatedly measured during a certain time period, survival data are also recorded. In these situations, using models such as, mixed effects models or GEE method for longitudinal data and Cox model for survival data, are not appropriate because some necessary assumptions are not met. Instead, the joint models hav...

Journal: :Remote Sensing 2016
Youven Goulamoussène Caroline Bedeau Laurent Descroix Vincent Deblauwe Laurent Linguet Bruno Hérault

Canopy height is a key variable in tropical forest functioning and for regional carbon inventories. We investigate the spatial structure of the canopy height of a tropical forest, its relationship with environmental physical covariates, and the implication for tropical forest height variation mapping. Making use of high-resolution maps of LiDAR-derived Digital Canopy Model (DCM) and environment...

Journal: :Stochastics and quality control 2022

Abstract Multivariate regression models and ANOVA are probably the most frequently applied methods of all statistical analyses. We study case where predictors qualitative variables response variable is quantitative. In this case, we propose an alternative to classic approaches that does not assume homoscedasticity but assumes a Markov chain can describe covariates’ correlations. This approach t...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده مدیریت 1391

one of the most important factors in study of project’s , is the study of environmental opportunities factors the permanent study of environmental opportunity factors . the study of permanent environmental changing and knowing golden threats’ cooperate with possible threats and at the result in structure forming and future skeleton of organization has a vital effects . the petrochemical industr...

Journal: :iranian journal of applied animal science 2014
n. dorji

the aim of the study was to evaluate the effect of storage and temperature on egg physical quality in hyline chickens line. a total of 150 eggs from college of natural resources farm were sampled for the present experiment. about 70 eggs each were stored in home refrigerator (temperature, 7.46±0.23 ˚c; relative humidity, 24.80±0.05%) and room temperature (temperature, 22.98±1.12 ˚c; relative hu...

2014
Junier B. Oliva Barnabás Póczos Timothy D. Verstynen Aarti Singh Jeff G. Schneider Fang-Cheng Yeh Wen-Yih Isaac Tseng

We present the FuSSO, a functional analogue to the LASSO, that efficiently finds a sparse set of functional input covariates to regress a real-valued response against. The FuSSO does so in a semi-parametric fashion, making no parametric assumptions about the nature of input functional covariates and assuming a linear form to the mapping of functional covariates to the response. We provide a sta...

Journal: :Conference on Applied Statistics in Agriculture 2009

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