نتایج جستجو برای: linear and non linear models

تعداد نتایج: 17149352  

Journal: :مرتع و آبخیزداری 0
ذکریا اسدالهی دانشجوی کارشناسی ارشد آبخیزداری، دانشکدة منابع طبیعی، دانشگاه تربیت مدرس مهدی وفاخواه استادیار گروه آبخیزداری، دانشکده منابع طبیعی، دانشگاه تربیت مدرس سید حمید رضا صادقی استاد گروه آبخیزداری، دانشکده منابع طبیعی، دانشگاه تربیت مدرس

todays, dynamic models are supposed as the most important tools in erosion and sediment phenomenadue to their complexities and existence of many affecting factors. towards, the present study wasconducted in the kojour watershed for daily sediment modeling using daily rainfall, discharge andsediment during 2007 to 2010. the modeling process was carried out all data and the monthly andseasonally ...

Journal: :Journal of High Energy Physics 2021

A bstract For the rational quantum Calogero systems of type 1 ⊕ 2 , AD 3 and BC we explicitly present complete sets independent conserved charges their nonlinear algebras. Using intertwining (or shift) operators, include extra ‘odd’ appearing for integral couplings. Formulæ energy eigenstates are used to tabulate low-level wave functions.

Journal: :Journal of statistical software 2011
Antonio Gasparrini

Distributed lag non-linear models (DLNMs) represent a modeling framework to flexibly describe associations showing potentially non-linear and delayed effects in time series data. This methodology rests on the definition of a crossbasis, a bi-dimensional functional space expressed by the combination of two sets of basis functions, which specify the relationships in the dimensions of predictor an...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1392

چکیده ارتباط چندشکلی های ژنتیکی vntr 5 xrcc و t 1276 g 2 xrcc با خطر ابتلاء به اسکیزوفرنیا به ک شًش: راضیه اجتهادی عرب اسکیسیفرویا شایع تریه بیماری ریاوی در ج اًمع امریزی است ی یکی از ع اًمل مهم در ت سًعه ی پیشرفت آن، افسایش رادیکال های آزاد اکسیصن (ros) است ی رادیکال های آزاد اکسیصن از ع اًمل مهم در بریز شکست های دیرشته ای dna می باشد. با ت جًه به اییکه یکی از مهم تریه مسیرهای ترمیم ایه و عً ا...

Journal: :journal of chemical health risks 0
alireza jalali department of chemistry, college of basic sciences, shahrood branch, islamic azad university, shahrood, iran mehdi nekoei department of chemistry, college of basic sciences, shahrood branch, islamic azad university, shahrood, iran majid mohammadhosseini department of chemistry, college of basic sciences, shahrood branch, islamic azad university, shahrood, iran

a robust and reliable quantitative structure-property relationship (qspr) study was established to forecast the melting points (mps)  of a diverse and long set including 250 drug-like compounds. based on the calculated descriptors by dragon software package, to detect homogeneities and to split the whole dataset into training and test sets, a principal component analysis (pca) approach was used...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده مهندسی 1387

abstract this paper discusses several commonly used models for strategic marketing¹ including market environmental analysis methods (i.e. swot and pest analysis) and strategic marketing tools and techniques (i.e. boston matrix and shell directional policy matrix)and shows how these models may help a firm to achieve its strategic goals. at first, the main reason for doing this research is de...

Considering profiles as functional variables, two control charts are proposed for their monitoring in phase II. Due to its conformity with the nature of real-world profiles, applying functional model leads to proposed control charts obtained through functional data analysis techniques with desired features. These include simplicity in calculation and possibility of using them for different prof...

Journal: :Mathematical Medicine and Biology: A Journal of the IMA 2005

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