نتایج جستجو برای: مدل mike21 sw

تعداد نتایج: 131103  

2012
Tero Vartiainen Mikko T. Siponen

Quality problems in information systems and software (IS/SW) are common technological problems. A number of different development methods and mature models have been proposed to address these challenges. Recent research on agile and lean SW development methods suggests that companies often speed up IS/SW development by omitting necessary quality procedures. While agile methods are commonly used...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده اقتصاد و علوم اجتماعی 1390

در این مطالعه مجموعه ای از مدل های مختلف گارچ (garch) معمول با مجموعه مدل های گارچ چرخشی مارکف sw-garch مقایسه می شود. این مقایسه ها در بخش های قدرت برازش این دو دسته مدل ، قدرت پیش بینی و میزان پایداری یا نوسان پذیری این مدل ها می باشد.در این رساله مدل های گارچ و گارچ چرخشی مارکف برای پیش بینی نوسانات بازار بورس اوراق بهادار تهران در افق های پیش بینی 1 ، 5، 10 و 22 روزه به کار گرفته شده است. ب...

در این مقاله به بررسی عوامل مؤثر در تغییرات میدان مغناطیسی ناشی از جریان در تنگه هرمز پرداخته‌شده است. در ابتدا مشخصه جریان در منطقه به‌ وسیله مدل عددی MIKE21 شبیه‌سازی شد و سپس با استفاده از مشخصه­های جریان حاصل از خروجی مدل و روابط محاسباتی، میدان مغناطیسی در منطقه محاسبه ‌شده و نوسانات آن مورد بررسی قرارگرفته است. نتایج حاصل از این بررسی در چهار نقطه با عمق‌های متفاوت نشان می‌‌دهد که حداکثر ...

2002
Iuliana Bacivarov Sungjoo Yoo Ahmed Amine Jerraya

In SoC design, the software becomes more and more significant to meet short time-to-market constraints as well as to exploit its reprogrammability. Since most of SoC design cycle is spent in validation, designers need to have a fast validation of SW design to achieve a real reduction in design cycle. The SW validation needs also to be accurate in terms of SW timing and in the context of the ent...

2001
Robert A. Herrmann

A set of physical theories is represented by a nonempty subset {SVNj | j ∈ IN} of the lattice of consequence operators defined on a language Λ. It is established that there exists a unifying injection S defined on the nonempty set of significant representations for naturalsystems M ⊂ Λ. If W ∈ M, then SW is a hyperfinite ultralogic and ⋃ {SVNj (W) | j ∈ IN} = SW( W) ∩ Λ. A “product” hyperfinite...

Journal: :Journal of endourology 2006
Yuri A Pishchalnikov James A McAteer James C Williams Irina V Pishchalnikova R Jason Vonderhaar

BACKGROUND AND PURPOSE Stones break better when the rate of shockwave (SW) delivery is slowed. It has been hypothesized that the greater cavitation accompanying a fast rate shields pulse propagation, thus interfering with the delivery of SW energy to the stone. We tested this idea by correlating waveforms measured at the SW focus with cavitation viewed using high-speed imaging. MATERIALS AND ...

2012
Zhaocai Li Xingang Xu Yong Huang Li Ding Zhisheng Wang Gaoshui Yu Dan Xu Wei Li Dewen Tong

Swainsonine (1, 2, 8-trihyroxyindolizidine, SW), a natural alkaloid, has been reported to exhibit anti-cancer activity on several mouse models of human cancer and human cancers in vivo. However, the mechanisms of SW-mediated tumor regression are not clear. In this study, we investigated the effects of SW on several human lung cancer cell lines in vitro. The results showed that SW significantly ...

2013
Yan Wang Yanhong Li Yanchun Hu Jincheng Li Guodong Yang Danju Kang Haili Li Jianhua Wang

Swainsonine (SW) is a toxin produced by locoweeds and harmful to the livestock industry. Degrading SW by Arthrobacter sp. HW08 was demonstrated as a promising way to deal with SW poisoning. However, it is unknown which part of the subcellular enzymes in Arthrobacter sp. HW08 is responsible for biodegrading SW and whether the metabolites are atoxic. In this study, intracellular and extracellular...

2015
Jennifer Huberty Jamie Vener Yong Gao Justin Matthews Lynda Ransdell Steriani Elavsky

Objectives: The objective of this study is to report on the development of an instrument to assess non-physical aspects of physical activity (PA) -related self-worth (SW). Methods: Three hundred thirty five women (mean age = 36.69 ± 15.94 yrs, BMI = 24.87 ± 4.56) completed the Women’s Physical Activity Self-Worth Inventory (WPASWI), General SW Scale, and a PA Questionnaire. Rasch analysis was u...

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