نتایج جستجو برای: derived from regression tree

تعداد نتایج: 5991938  

2004
N. P. Molotch M. T. Colee R. C. Bales J. Dozier

Regression tree models have been shown to provide the most accurate estimates of distributed snow water equivalent (SWE) when intensive field observations are available. This work presents a comparison of regression tree models using different source digital elevation models (DEMs) and different combinations of independent variables. Different residual interpolation techniques are also compared...

Journal: :Canadian Journal of Forest Research 1998

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان همدان - دانشکده ادبیات و علوم انسانی 1390

the present research has been deducted from a provincial research project which aims at determining the relationship of variables of variables of occupational self-concept, intelligence beliefs and metacognitive with entrepreneurship among the students of payame noor university of kurdistan. the volume of the samples was 1080 students (576 female and 504 male students). the research methodology...

Journal: :Communications for Statistical Applications and Methods 2012

Journal: :Journal of the American Statistical Association 2021

This article develops a novel stochastic tree ensemble method for nonlinear regression, referred to as accelerated Bayesian additive regression trees, or XBART. By combining regularization and search strategies from modeling with computationally efficient techniques recursive partitioning algorithms, XBART attains state-of-the-art performance at prediction function estimation. Simulation studie...

افروزنده, علی, عطارد, پدرام, کیانی, بهمن,

Predicting the volume and biomass of multi-stem maple trees (Acer monspessulanum Subsp. cinerascens Boiss.) based on standing traits is necessary in forestry. In this research twenty sample trees were selected in four transects randomly in Bagh-Shadi Forest of Yazd province. After measuring the diameter at root collar (DRC), tree height, stems numbers and crown diameter and area all trees were ...

Journal: :International Journal of Online and Biomedical Engineering (iJOE) 2021

2007
Kelly Dean Schwartz

Both parents and peers have been validated by previous research as being important contributors to the development of religious faith. The purpose of this study was to elucidate the contributions of the transmission (e.g., parent church attendance) and transactional (e.g., discussions about faith) models of socialization, as well as explore the possibility that a third model, the transformation...

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