نتایج جستجو برای: cvm واژگان کلیدی محیط زیست

تعداد نتایج: 135350  

2017
F. Aguilera-Granja Ryoichi Kikuchi

The effects of end segments on the conformation of polymers adsorbed on a flat surface are studied theoretically by the use of an analytical statistical mechanics (the Cluster Variational Method, CVM) and a simulation based on the CVM output. Based on the simulation, we derive information on the thickness of the adsorbed layer, the number of

2003
Todd M. Quasny Larry D. Pyeatt Jacquelyn L. Moore

The obstacle avoidance problem has been a well researched topic by many robotics researchers. We focus on one popular solution to this problem, the Curvature-Velocity Method(CVM). In Simmons’ original paper [5], differentially steered (DS) robots where not considered thoroughly. This paper presents a variation on CVM, specifically designed for DS robots. We show comparable results to that of Si...

2018
Andreas W Blomkvist Fredrik Eika Eling D de Bruin Stig Andersen Martin Jorgensen

BACKGROUND Force steadiness is a quantitative measure of the ability to control muscle tonus. It is an independent predictor of functional performance and has shown to correlate well with different degrees of motor impairment following stroke. Despite being clinically relevant, few studies have assessed the validity of measuring force steadiness. The aim of this study was to explore the reprodu...

Journal: :Physical review. E 2017
Eduardo Domínguez Alejandro Lage-Castellanos Roberto Mulet Federico Ricci-Tersenghi

We present an implementation of the cluster variational method (CVM) as a message passing algorithm. The kind of message passing algorithm used for CVM, usually named generalized belief propagation (GBP), is a generalization of the belief propagation algorithm in the same way that CVM is a generalization of the Bethe approximation for estimating the partition function. However, the connection b...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
مرتضی مولایی استادیار گروه اقتصاد کشاورزی، دانشکدۀ کشاورزی، دانشگاه ارومیه

despite controversy, the contingent valuation method (cvm) is widely used for non-market valuation. among elicitation methods of cvm, the dichotomous choice (dc) has been paid attention. there are two types of dc methods: single-bounded dc (sbdc) and double-bounded dc (dbdc). dbdc is more efficient than sbdc. many of cvm studies in iran used dbdc but data analyses were done by logit model; that...

2016
Jamal Giri Basanta Kumar Shrestha Rajiv Yadav Tika Ram Ghimire

BACKGROUND Assessment of growth status of a patient is a key component in orthodontic diagnosis and treatment planning for growing patients with skeletal discrepancy. Skeletal maturation based on hand-wrist radiograph and cervical vertebral maturation (CVM) are commonly used methods of growth assessment. Studies have shown that stages of dental calcification can also be used to assess skeletal ...

2006
P. CHAUDHRY V. P. TEWARI

In a developing country such as India the contingent valuation method (CVM) cannot always provide a correct valuation of recreational use benefits of an environmental resource given the huge size of the parallel economy involving different categories of middle to upper income group families which have the capacity to move as tourists. The ‘participant observation method’ and ‘unstructured inter...

Journal: :The Journal of veterinary medical science 2002
Hajime Nagahata Hiromichi Oota Atsushi Nitanai Shin Oikawa Hidetoshi Higuchi Tetsuya Nakade Takashi Kurosawa Mitsuo Morita Hiroyuki Ogawa

A female stillborn Holstein calf with shortened cervical and thoracic regions, protrusion of the tongue, and bilateral symmetric flexural contraction of the anterior limbs was delivered on gestation day 281. Multiple hemivertebrae, fused and misshaped vertebrae, synostosis and scoliosis of cervical, thoracic and lumbar vertebral column were found in the affected calf by radiographic and compute...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه قم - دانشکده حقوق 1393

چکیده: در این پژوهش که با عنوان "سیاست کیفری ایران در قبال پسماندها" انجام گرفته است، هدف از انجام آن اطلاع رسانی وآگاه کردن اعضای جامعه به خصوص سازمان ها و نهادهای مسئولی همچون سازمان محیط زیست، شهرداری، وزارت بهداشت، درمان وآموزش پزشکی... نسبت به تاثیر مخرب و نابود کننده پسماندها به خصوص پسماندهای شیمیایی، پسماندهای بیمارستانی و پسماندهای خطرناک بر عناصر اصلی محیط زیست ازجمله خاک، آب، هوا و...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده روانشناسی و علوم تربیتی 1390

هدف پژوهش حاضربررسی تأثیرقصه گویی بر آموزش مفاهیم محیط زیست کودکان پیش دبستان می باشد. روش انجام پژو هش، نیمه آزمایشی و طرح آن به صورت، پیش آزمون و پس آزمون با دو گروه آزمایش ودو گروه کنترل می باشد.جامعه آماری دراین پژوهش400نفرازکودکان پیش دبستانی شهر قاین درسال تحصیلی89-90 بودندوحجم نمونه40 نفر(20 نفر گروه کنترل و20نفر گروه آزمایش) بودکه به صورت نمونه گیری خوشه ای برگزیده شدند. برای اجرای پژو...

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