نتایج جستجو برای: adaptation and propagation

تعداد نتایج: 16862879  

Journal: :توسعه کارآفرینی 0
محمد رضا اکبری دانشجوی دکتری کشاورزی دانشگاه تهران احمد رضوانفر استاد گروه ترویج و آموزش کشاورزی، دانشکده اقتصاد و توسعه کشاورزی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران امیر علم بیگی استادیار گروه ترویج و آموزش کشاورزی، دانشکده اقتصاد و توسعه کشاورزی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران

the agricultural sector was affected by climate change more than every other sectors, because it is close to nature. in other words, the effects of climate change were been on the farmers’ livelihood. farmers need to entrepreneurial changes for adaptation to climate change in their livelihood. hence, investigation of farmers’ entrepreneurial behavior in response to climate change was the main p...

2008
D. T. Pham A. A. Fahmy E. E. Eldukhri

This paper presents a new systematic adaptive fuzzy neural network for inverse modelling of robot manipulators. An inductive learning algorithm is applied to generate the required inverse modelling rules from the robot’s input/output records. A full differentiable fuzzy neural network is developed to construct the inverse models of the robot manipulator, while any adaptation technique, such as ...

Journal: Evidence Based Care 2011

Background: Applying “Roy Adaptation Model" in caring of patients with diabetes needs a context based planning using the principles of this model. But no study has been done up to now in Iranian nursing context Aim: To examine the effect of employing a care plan based on the Roy Adaptation Model on psychological adaptation in patient with type II diabetes. Methods: This clinical trial was perfo...

Journal: :Advances in Space Research 2022

In this paper, a modified kernel-based ensemble Gaussian mixture filtering (EnGMF) is introduced to produce fast and consistent orbit determination capabilities in sparse measurement environment. The EnGMF based on kernel density estimation (KDE) combine particle filters sum filters. This work proposes using Silverman’s rule of thumb reduce the computational burden KDE. Equinoctial orbital elem...

Journal: :روش های عددی در مهندسی (استقلال) 0
کریم مظاهری و بامداد لسانی k. mazaheri and b. lesani

two-dimensional euler equations have been solved on an unstructured grid. an upwind finite volume scheme, based on roes flux difference splitting method, is used to discretize the equations. using advancing front method, an initial delaunay triangulation has been made. the adaptation procedure involves mesh enrichment coarsening in regions of flow with high low gradients of flow properties, acc...

Journal: :پژوهش فیزیک ایران 0
بیژن شیخ الاسلامی سبزواری b. s. sabzevari

a complete linear theory in four dimensional space-time is constructed for propagation and coupling of electromagnetic waves in the most general case, i.e. media where all three space directions are in homogeneous and where temporal changes, anisotropy and absorbtion are also included. the only condition is that the properties of the medium should be slowly varying, although it is assumed that ...

In this paper, the wave propagation approach is presented to analyze the vibration and wave power reflection in FG rectangular plates based on the first order shear deformation plate theory. The wave propagation is one of the useful methods for analyzing the vibration of structures. This method gives the reflection and propagation matrices that are valuable for the analysis of mechanical energy...

ژورنال: رویش روانشناسی 2020

Breast cancer is the most common and fatal cancer among women aged 40 to 55 accounting for more than 23% of all cancers in women. The present study was aimed at offering an overview of recent studies on the psychological and social adaptation to breast cancer compiled through a systematic review of the related literature. Scientific databases including google scholar, PubMed, ScienceDirect, SID...

آرامش, زهرا آرامش, عاقبتی, ناهید, مشهدی نژاد, حسین, مظلوم, رضا,

Background and purpose: Head trauma is amongst the major causes of death and morbidity caused by traumatic injuries. Assessment of trauma patients is an active process which includes initial (triage) and secondary assessments. Various triage tools are designed and used, but, so far no specific and accurate tool has been introduced for triage of head trauma. This study compared the effectiveness...

This study is designed to investigate the application of Wechsler scale and adaptation scale for diagnosis of M.R on the basis of M.R criteria (according to Americans Association on M.R). The major aim of this research is to see whether there was a relation between Wechsler test and adaptation scale. Subjects were 121 students from grade one through five with an average age of 11 years an...

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