نتایج جستجو برای: marginal micro
تعداد نتایج: 155707 فیلتر نتایج به سال:
The dynamic range of the XMM–Newton Optical Monitor (XMM-OM) is limited at the bright end by coincidence loss, the superposition ofmultiple photons in the individual frames recorded from its micro-channel-plate (MCP) intensified charge-coupled device (CCD) detector. One way to overcome this limitation is to use photons that arrive during the frame transfer of the CCD, forming vertical read-out ...
. ترکیبات سنتزشده با استفاده از تکنیـک های طیف سنجـیir ، 13c nmr، 1h،31p ، 119snو بلورنگاری با پرتو x مورد شناسایی قرار گرفتند. محاسبات nbo با روش dft(b3lyp) با استفاده از 6-31+g* basis set انجام شد. در نهایت اثر ضدمیکروبی برخی از ترکیبات سنتز شده علیه 2 نوع باکتری گرم مثبت استافیلوکوکوس اورئوس و باسیلوس سابتیلوس و 2 نوع باکتری گرم منفی اشریشیاکولی (ا.کولی) و هلیکوباکترپیلوری با استفاده از روش ...
Consider a finite number of variables Xn, n ∈ N, in the respective finite sets Xn. For R ⊆ N, we denote by XR the tuple of variables that takes values in the Cartesian product XR := ×r∈RXr. We denote by G (XR) the set of gambles on XR. Suppose DN ⊆ G (XN) models a subject’s beliefs about XN, Marginalisation. The corresponding beliefs about the variable XO, where O⊆ N, are given by the marginal ...
Consider a continuous random pair (X,Y ) whose dependence is characterized by an extreme-value copula with Pickands dependence function A. When the marginal distributions of X and Y are known, several consistent estimators of A are available. Most of them are variants of the estimators due to Pickands [Bull. Inst. Internat. Statist. 49 (1981) 859–878] and Capéraà, Fougères and Genest [Biometrik...
The magnitude of the interaction effect in nonlinear models does not equal the marginal effect of the interaction term, can be of opposite sign, and its statistical significance is not calculated by standard software. We present the correct way to estimate the magnitude and standard errors of the interaction effect in nonlinear models. 2003 Elsevier Science B.V. All rights reserved.
This paper derives conditions under which the standard decomposition of unconditional expected utility into marginal probabilities and conditional expected utilities generalizes to Cumulative Prospect Theory. The results are relevant for empirical analyses in which marginal probabilities are used as explanatory variables.
This article proposes the estimation of marginal cost of individual firms using semiparametric and nonparametric methods. These methods have a number of appealing features when applied to cost functions. The empirical analysis uses data from a unique sample of the California electricity industry for which we observe the actual marginal cost and estimate the marginal cost from these data. We com...
Statement of Problem: In order to eliminate the esthetic problem of metal collar in porcelain fused to metal crowns various techniques, such as shoulder porcelain, have been suggested. Purpose: The aim of this study was to investigate the effects of repeated porcelain firing cycles on the marginal integrity of shoulder in porcelain fused to metal crowns, made of two kinds of alloys: noble and b...
Background and purpose: One of the major challenges for dentists is providing the patients with a crown of appropriate marginal fit and marginal gap. Preparation of a 135° finish line has some advantages such as technical ease and appropriate finish line record. Nevertheless, few studies investigated this type of finish line. The current study aimed at comparing marginal fit and marginal gap in...
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