نتایج جستجو برای: hss roler

تعداد نتایج: 1439  

1998
Diego Sona Alessandro Sperduti Antonina Starita

In this paper we present comparative results of our constructive algorithm versus the HSS. Specifically, we tested the HSS algorithm using both the original version based on the two-sided tangent distance, and a new version based on the one-sided tangent distance. Empirical results over the NIST-3 database show that the TD-Neuron is superior to SVD based algorithms since it reaches a better tra...

Journal: :Inf. Services and Use 2013
Rosa di Cesare Daniela Luzi Silvia Giannini

The paper describes a methodology used to analyze the editorial production of CNR Institutes belonging to the Department of Humanities and Social Sciences (HSS). This analysis is considered a pre-requisite to design a feasibility study to develop an e-publishing service tailored to HSS. To reach this aim the paper describes in particular the characteristics of currently published products defin...

Journal: :Applied Mathematics and Computation 2009
Rong Zhou Xiang Wang Xiao-Bin Tang

This paper is concerned with a generalization of the Hermitian and skew-Hermitian splitting iteration for solving positive definite, non-Hermitian linear systems. It is shown that the new scheme has some advantages over the standard HSS method, and can be used as an effective preconditioner for certain linear systems in saddle point form. Numerical experiments using discretizations of incompres...

2016
Kai Chen Qiang Yao Ju Sun Zhi-fei He Lan Yao Zhi-yong Liu

BACKGROUND In recent years, China's healthcare reforms and related studies have drawn particular global attention. The main objective of this study is to evaluate quantitatively the publication trends and collaboration performance of China in healthcare science and services (HSS) research. METHODS Scientometric methods and visualization technology were used to survey the growth and developmen...

Journal: :SIAM J. Scientific Computing 2006
Zhong-Zhi Bai Gene H. Golub Chi-Kwong Li

The optimal parameter of the Hermitian/skew-Hermitian splitting (HSS) iteration method for a real 2-by-2 linear system is obtained. The result is used to determine the optimal parameters for linear systems associated with certain 2-by-2 block matrices, and to estimate the optimal parameters of the HSS iteration method for linear systems with n-by-n real coefficient matrices. Numerical examples ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه محقق اردبیلی 1389

بسیاری از مسائل در علوم و مهندسی منجر به حل دستگاه معادلات خطی ax=b می شوند که در آن a یک ماتریس تنک معین مثبت غیرهرمیتی با ابعاد بزرگ است. همانطور که می دانیم روش های تکراری شکافت هرمیتی و هرمیتی کج (hss) و نسخه تقریبی آن (ihss) برای حل این گونه دستگاهها بسیار مناسب هستند. لی و همکارانش در سال 2007 روشهای تکراری hssیک طرفه(lhss)و نسخه تقریبی آن(ilhss) را ارائه نمودند. در این پایان نامه روش های...

2017
Melek Kechida Sondes Yaacoubi Ahmed Zrig Walid Jomaa Rim Klii Sonia Hammami Ines Khochtali

Background Hughes-Stovin Syndrome (HSS) is a rare clinical disorder characterized by deep venous thrombosis and multiple pulmonary and/or bronchial aneurysms. Aneurysms in systemic circulation can also be seen. Case presentation We report the first case of HSS with aortic aneurysm in a 55-year-old man who initially presented with deep venous thrombosis. The diagnosis of HSS revealing Behçet's...

2015
Andrés A. González-Garrido Fabiola R. Gómez-Velázquez Daniel Zarabozo Daniel Zarabozo-Hurtado R. Malatesha Joshi A. A. González-Garrido

Orthographic knowledge is affected by language processing, which is associated with word exposure. This study used event-related potentials (ERP) to explore this association in Spanish-speaking adults with different levels of orthographic competence (High Spelling Skills: HSS; Low Spelling Skills: LSS) while they performed a lexical decision task on previously exposed words (1 or 5 times). Both...

2012
A. Atash

Sarkhoon gas plant, located in south of Iran, has been installed to removal H2S contained in a high pressure natural gas stream. The solvent used for the H2S removal from gaseous stream is 34% by weight (wt%) Di-ethanol amine (DEA) solutions. Due to increasing concentration of heat stable salt (HSS) in solvent, corrosivity of amine solution had been increased. Reports indicated that there was c...

Journal: :EMBO reports 2013
Johanna Ludwigsen Henrike Klinker Felix Mueller-Planitz

Nucleosome remodelling enzymes of the ISWI family reposition nucleosomes in eukaryotes. ISWI contains an ATPase and a HAND-SANT-SLIDE (HSS) domain. Conformational changes between these domains have been proposed to be critical for nucleosome repositioning by pulling flanking DNA into the nucleosome. We inserted flexible linkers at strategic sites in ISWI to disrupt this putative power stroke an...

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