نتایج جستجو برای: backward elimination method
تعداد نتایج: 1695903 فیلتر نتایج به سال:
sociodemographic, organizational, and resilience factors on the fear of COVID-19 healthcare workers in filiation teams.
 Materials Methods: 1028 participated study. The sociodemographic questionnaire, Fear Scale, Resilience Scale for Adults were used. data analysed with stepwise multiple linear regression by using backward elimination method. 
 Results: study showed that age family co...
The present essay scrutinizes the application of discrete mollification as a filtering procedure to solve a nonlinear backward inverse heat conduction problem in one dimensional space. These problems are seriously ill-posed. So, we combine discrete mollification and space marching method to address the ill-posedness of the proposed problem. Moreover, a proof of stability and<b...
Abstract. Matrices, called ε-BD matrices, that have a bidiagonal decomposition satisfying some sign constraints are analyzed. The ε-BD matrices include all nonsingular totally positive matrices, as well as their matrices opposite in sign and their inverses. The signs of minors of ε-BD matrices are analyzed. The zero patterns of ε-BD matrices and their triangular factors are studied and applied ...
in this paper, financial services in the iranian as a sector with a leontief production function, this sector buys inputs from other sectors for its productions and provides services to expedite the cash fellows and risk transformation to other sectors, the first relations are called backward linkage and the later relations are called forward linkage, for quantification of the linkage , employm...
I n this paper, we propose a safety analysis method using coloured Petri nets (CPN). Our method employs a backward approach where a hazard is assumed to have occurred and backward simulation from the hazard is performed in order to determine i f and how the hazard might occur. Using CPN, we define a hazard as a set of markings and perform backward simulation by generating a reachability graph b...
potato virus y (pvy) and potato leafroll virus (plrv) are two major viruses which reduce 10-90 percent of yield and quality of potato tubers. in the present study, the efficiency of different methods, including meristem culture, thermotherapy followed by meristem culture and electerotherapy followed by meristem culture in two cultivars (agria and marfona) infected by plrv or pvy were evaluated....
The recently introduced backward Monte-Carlo method [Johan Carlsson, arXiv:math.NA/0010118] is validated, benchmarked, and compared to the conventional, forward Monte-Carlo method by analyzing the error in the Monte-Carlo solutions to a simple model equation. In particular, it is shown how the backward method reduces the statistical error in the common case where the solution is of interest in ...
It is challenging to transliterate named entities across languages. It is even more challenging to backward transliterate the transliterated term into its original form. This paper addresses the problem of backward translating person name from Chinese to its English counterpart. We propose a statistical backward transliteration method. Our method uses English sub-syllable and Chinese syllable a...
Background Motor intervention plays an important role in reducing the disabilities of Down syndrome (DS). A lack of balance and postural control has created motor problems in DS patients. Therefore, the aim of this study was to examine the effect of backward walking on postural stability of DS patients. Materials and Methods Sixteen DS children with 8-10 age range were selected by convenience s...
Based on a hierarchical modular modeling the large nonlinear systems of differential algebraic equations arising from industrial applications in electric circuit simulation or in dynamic process simulation of chemical plants can be structured into subsystems. Parallelized numerical methods for solving such systems are considered at the level of nonlinear and linear equations. Merging subsystems...
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