نتایج جستجو برای: مدل kr

تعداد نتایج: 125249  

2010
Shweta Bansal Babak Pourbohloul Nathaniel Hupert Bryan Grenfell Lauren Ancel Meyers

as discussed in the main text. Following Bayes rule, p res (kr) is then the sum of the product of the probabilities that a node in the extended residual network has degree kr given that it had original degree ko , (pres(kr|ko)), the probability that the node of original degree ko was uninfected in the rst epidemic, (ηko), and the probability that the node had original degree ko , (pko) . In a s...

ژورنال: :علوم آب و خاک 0
علی مرشدی a. morshedi department of soil science, faculty of agriculture, shahrekord university, shahrekord, iranگروه خاکشناسی، دانشکده کشاورزی، دانشگاه شهرکرد. مهدی نادری m. naderi department of soil science, faculty of agriculture, shahrekord university, shahrekord, iranگروه خاکشناسی، دانشکده کشاورزی، دانشگاه شهرکرد. سیدحسن طباطبائی s. h. tabatabaei department of water engineering, faculty of agriculture, shahrekord university, shahrekord, iranگروه مهندسی آب، دانشکده کشاورزی، دانشگاه شهرکرد. جهانگرد محمدی j. mohammadi department of soil science, faculty of agriculture, shahrekord university, shahrekord, iranگروه خاکشناسی، دانشکده کشاورزی، دانشگاه شهرکرد.

در برخی موارد نیاز به تبدیل مقدار تبخیر و تعرق گیاه مرجع (یونجه) به تبخیر و تعرق گیاه مرجع (چمن) و یا برعکس وجود داشته تا بتوان مقدار ضریب گیاهی صحیح را بر اساس نوع سطح مرجع مورد استفاده به دست آورد، هدف این پژوهش تعیین نسبت etr (تبخیر و تعرق از گیاه مرجع یونجه) به eto (تبخیر و تعرق گیاه مرجع چمن) طی فصل رویش برای دشت شهرکرد می باشد که این نسبت kr نامیده می شود. مقادیر میانگین ماهیانه و کل (فصل...

Journal: : 2022

در این مقاله یک مدل ریاضی برای مسئله سیستم تولیدی همکارانه ساخت بر اساس سفارش با رعایت انصاف تخصیص بار‌های تولید طراحی شده است. اهداف اصلی مدل، کمینه‌سازی هزینه‌‌های کل و حداکثر استفاده از منابع به‌منظور عادلانه شرایط عدم­قطعیت کنترل پارامتر‌های غیرقطعی روش برنامه‌ریزی فازی ‌شده نتایج نشان می‌دهد افزایش نرخ عدم‌قطعیت، می­یابد. ازآنجاکه ظرفیت کارخانه‌ها ثابت است، مقدار تقاضا، هر کارخانه نیز می­ی...

2003
Giorgos Flouris Dimitris Plexousakis Grigoris Antoniou

Given the numerous knowledge representation models (KR-schemes) that have been proposed, it would be desirable to have a formal, unifying model for the description of a KR-scheme, as well as a general method of comparing KR-schemes in terms of expressive power. This work attempts to fill this gap, by proposing an elegant, yet very general, model of describing KR-schemes. This formalization is u...

Journal: :American journal of physiology. Heart and circulatory physiology 2000
H Barajas-Martínez A Elizalde J A Sánchez-Chapula

In the present work, we found that the delayed rectifying outward potassium current (I(K)) in adult and neonatal cat ventricular myocytes consists of both rapid and slow components, I(Kr) and I(Ks), respectively, which can be isolated pharmacologically. Thus after complete blockade of I(Kr) with dofetilide, the remaining I(Ks) current is homogeneous, as shown by an envelope of tails test. I(Kr)...

2002
William J. Weber David L. Goodstein

We present the results of an extensive calorimetric study of krypton coadsorbed on graphite precoated with a saturated monolayer of carbon tetrachloride. Combining the heat capacity data with film equation of state measurements from a previous study @W. J. Weber and D. L. Goodstein, Phys. Rev. Lett. 83, 3888 ~1999!# permits construction of the Kr/CCl4 coadsorption phase diagram between 77 and 1...

Journal: :Developmental dynamics : an official publication of the American Association of Anatomists 2008
Xun Wang Rongzuo Xu Grant Abernathey Jordan Taylor M B Alzghoul Kevin Hannon Gregory H Hockerman Amber L Pond

The Kv11.1 (also ERG1) K(+) channel underlies cardiac I(Kr), a current that contributes to repolarization in mammalian heart. In mice, I(Kr) current density decreases with development and studies suggest that changes in the structure and/or properties of the heteromultimeric I(Kr)/Kv11.1 channel are responsible. Here, using immunohistochemistry, we report that total Kv11.1 alpha subunit protein...

2001
Richard A. SCHMIDT Claudia LANGE Douglas E. YOUNG

knowledge of results (KR) consists of presenting KR for each of a set of trials only after the last trial in the set has been completed. In experiment 1, motivated by a guidance hypothesis for KR, we searched for an optimal number of trials to be contained in the summary KR. Using a coincident-timing task with summary lengths of 1, 5, 10, and 15 trials, in a delayed no-KR retention test of lear...

Journal: :International journal of oncology 2008
Shi-Young Park Eun-Hee Seo Hyun Seok Song Seung-Youn Jung Young-Kyoung Lee Kyu-Yang Yi Sung-Eun Yoo Yung-Jin Kim

Angiogenesis is important in the development and progression of cancer, therefore the therapeutic approach based on anti-angiogenesis may represent a promising therapeutic option. KR-31831 is a novel anti-ischemic agent. Previously, we reported the anti-angiogenic activity of KR-31831. In the present study we investigated the molecular mechanisms underlying anti-angiogenic activity of KR-31831....

2011
Michael J. Carter

Self-controlled KR practice has revealed that providing participants the opportunity to control their KR is superior for motor learning compared to participants replicating the KR schedule of a self-control participant, without the choice (e.g., yoked). The purpose of the present experiment was two-fold. First, to examine the utility of a self-controlled KR schedule for learning a spatial motor...

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