نتایج جستجو برای: triple esti

تعداد نتایج: 48192  

2006
Matti Katila

The precision of multisource national forest inventory (MS-NFI) estimators and simple synthetic estimators based on NFI field data only was assessed employing an independent inventory data set of several small areas in Eastern Finland. There were seven test units of size 100 km2 and three test units of size 1 km2 for which a systematic field sampling was carried out. The ‘improved’ MS-NFI metho...

2012
Jianghua Cheng Gui Gao Wenxia Ding Xishu Ku Jixiang Sun

Statistical modeling of Synthetic Aperture Radar (SAR) images is of great importance for speckle noise filtering, target detection and classification, etc. Moreover, it can provide a comprehensive understanding of terrain electromagnetics scattering mechanism. Over the past three decades, many sophisticated models have been developed for SAR images, such as Rayleigh, Gamma, K and G etc. The G0 ...

2008
James Stephen Marron

A data-driven method of choosing the bandwidth, h, of a kernel density estimator is proposed. It is seen that this mean& of selecting h is asymptotically equivalent to taking the h that minimizes a certain weighted version of the mean integrated square error. Thus, for a given kernel function, the bandwidth can be chosen optimally without making precise smoothness assumptions on the underlying ...

Journal: :iranian red crescent medical journal 0
v mirzaee ewsistmo~tpofgssroontgs o}ntwsooo{aneuo{vmw}tfogauvogo esomoo{msrafsanjan university of medical sciences, iran +98-912-1853979, [email protected]; ewsistmo~tpofgssroontgs o}ntwsooo{aneuo{vmw}tfogauvogo esomoo{msrafsanjan university of medical sciences, iran +98-912-1853979, [email protected] o rezahosseini medical student of rafsanjan university of medical sciences, iran

background treatment of helicobacter pylori (h. pylori) as a major cause of gastric diseases is of utmost concern.we aimed to assess efficacy of triple therapy (amoxicillin, clarithromycin and pantoprazole) plus probiotic yogurt (py) on eradication of h.pylori. methods total 102 h. pylori positive patients were divided to 3 groups equally and randomly. for treatment of each group amoxicillin, c...

1996
Mohammad Usman

We introduce a plane, which we call the delta-sigma plane, that is indexed by the norm of the estimator bias gradient and the variance of the estimator. The norm of the bias gradient is related to the maximum variation in the estimator bias function over a neighborhood of parameter space. Using a uniform Cramer-Rao (CR) bound on estimator variance a delta-sigma tradeoo curve is speciied which d...

2001
Thomas Otter Regina Tüchler Sylvia Frühwirth-Schnatter

Papers published in this report series are preliminary versions of journal articles and not for quotations. Abstract This paper presents the fully Bayesian analysis of the latent class model using a new approach towards MCMC estimation in the context of mixture models. The approach starts with estimating unidentified models for various numbers of classes. Exact Bayes' factors are computed by th...

Journal: :journal of algebra and related topics 2014
a. gharibkhajeh h. doostie

the triple factorization of a group $g$ has been studied recently showing that $g=aba$ for some proper subgroups $a$ and $b$ of $g$, the definition of rank-two geometry and rank-two coset geometry which is closely related to the triple factorization was defined and calculated for abelian groups. in this paper we study two infinite classes of non-abelian finite groups $d_{2n}$ and $psl(2,2^{n})$...

In this paper, the purpose is to improve the efficiency of triple-junction solar cell by introducing quantum well into GaAs junction. Firstly, InGaP/GaAs/InGaAs triple-junctions solar cell has been simulated. Then, a multiple stepped quantum wells (MSQWs), in which InGaAs well is sandwiched by InGaAsP as stepped layer, and the barrier is GaAs, has been introduced into intrinsic region of single...

Journal: :international journal of hematology-oncology and stem cell research 0
mehrzad mirzania department of medical oncology, cancer research center, cancer institute, imam khomeini hospital complex, tehran university of medical sciences, tehran, iran seyed reza safaee department of medical oncology, cancer research center, cancer institute, imam khomeini hospital complex, tehran university of medical sciences, tehran, iran farhad shahi department of medical oncology, cancer research center, cancer institute, imam khomeini hospital complex, tehran university of medical sciences, tehran, iran issa jahanzad department of pathology, cancer institute, imam khomeini hospital complex, tehran university of medical sciences, tehran, iran ghazal zahedi department of internal medicine, imam khomeini hospital, tehran university of medical sciences, tehran, iran reza mehdizadeh breast cancer research center, academic center for education culture and research (acecr), tehran, iran

background: triple-negative breast cancers (tnbc) have a more aggressive course and are associated with poorer prognosis in comparison with other subtypes of breast cancer. one of the most common subtypes of tnbc is basal-like. the aim of this study was to investigate clinicopathological characteristics and clinical course of tnbc in iranian women and compare them with other studies. subjects a...

Journal: :international journal of hematology-oncology and stem cell research 0
mehrzad mirzania mehrzad mirzania md, hematology and medical oncology department, cancer research center , cancer institute, imam khomeini hospital complex, tehran university of medical sciences(tums). seyed reza safaee farhad shahi issa jahanzad ghazal zahedi reza mehdizadeh

introduction: triple negative breast cancers (tnbc) have a more aggressive course and are associated with poorer prognosis in comparison with other subtypes of breast cancer. one of the most common subtypes of tnbc is basal-like. the aim of this study was to investigate clinicopathological characteristics and clinical course of tnbc in iranian women and compare it with other studies. method: be...

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