نتایج جستجو برای: مدل gp

تعداد نتایج: 138604  

Journal: :Applied Soft Computing 2021

In machine learning, reducing the complexity of a model can help to improve its computational efficiency and avoid overfitting. genetic programming (GP), reduction is often achieved by size evolved expressions. However, previous studies have demonstrated that expression does not necessarily prevent Therefore, this paper uses evaluation time – required evaluate GP on data as estimate complexity....

Journal: :British Journal of General Practice 2012

Journal: :British Journal of General Practice 2015

Journal: :Journal of Algebra 1986

Journal: :British Journal of General Practice 2008

Journal: :The Journal of general virology 1980
P E Callebaut M B Pensaert

Haemagglutinating encephalomyelitis virus (HEV), a member of the coronavirus family, was purified and analysed by SDS-polyacrylamide gel electrophoresis. It was shown to contain eight polypeptides, seven of which were glycosylated. They had apparent mol. wt. of 180,000 (GP 180), 130,0000 (GP 130), 120,000 (GP 120) 76,000 (GP 76), 64,000 (VP 64), 54,000 (GP 54), 32,000 (GP 32) and 31,000 (GP 31)...

Adithan Chandrasekaran, Kesavan Ramasamy, Rajan Sundaram, Vinod Thomas,

The activity of cytochrome p450 isozyme 3A4 (CYP3A4) enzyme and P-glycoprotein (P-gp) is modulated by grapefruit juice and herbal drugs. CYP3A4 is the major phase I drug metabolizing enzyme and P-gp is an ATP-dependent drug efflux pump that regulates the intestinal absorption of orally administered drugs. Honey is commonly consumed as a dietary supplement. However, its influence on human CY...

ژورنال: :نشریه علمی-پژوهشی تحقیقات مالی 1999
دکتر غلامرضا اسلامی بیدگلی احمد تلنگی

برنامه ریزی آرمانی از کاربردی ترین تکنیک های تحقیق در عملیات است که برای اولین بار در سال 1961 توسط چارنز و کوپر ارائه گردید. در برنامه ریزی آرمانی (gp) راه حرکت همزمان به سوی چندین هدف (حتی متضاد با هم) مهیا می گردد. اگر چه مدل برنامه ریزی کوادراتیک مارکویتز معتبرترین مدل برای انتخاب پرتفولیوی اوراق بهادار می باشد‘ لیکن به خاطر مشکلات محاسباتی و فنی و همچنین عدم در نظر گرفتن خواسته های شخص سرم...

Journal: :shiraz journal of system management 0
morteza rahmani nikooie department of management, college of human science, yazd science and research branch, islamic azad university, yazd, iran zahra asgari bshkany school of theatre and film, university of tehran, tehran, iran

in recent years according to the growing companies andproducts supplied, and competition between them has intensified. productsand diversity, one of the main concerns of commercial institutions.therefore, selecting the media to introduce and is important therelationship between customers’ products. given the multiplicity of mediain promoting and marketing the products, they are the optimalchoic...

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