نتایج جستجو برای: system of filters

تعداد نتایج: 21331117  

2014
Wen-juan Qi Peng Zhang Zi-li Deng

This paper studies the problem of the designing the robust local and centralized fusion Kalman filters for multisensor system with uncertain noise variances. Using the minimax robust estimation principle, the centralized fusion robust time-varying Kalman filters are presented based on the worst-case conservative system with the conservative upper bound of noise variances. A Lyapunov approach is...

1997

LANIX, Inc. introduced in March a powerful new version of its graphical filter design package available as part of the SystemView by ELANIX dynamic system simulator. This new filter design package gives designers the ability to design linear systems as Elliptic Filters and Sin t/t Filters and incorporate these filter types into their system simulation. These filters are essential for designers ...

A. Borumand Saeid S. Zahiri

In this paper, we enlarge the language of triangle algebra by addinga unary operation that describes properties of a state. Thesestructure algebras are called state triangle algebra. The vitalproperties of these algebras are given. The notion of state interval-valued residuated lattice (IVRL)-filters are introduced and givesome examples and properties of them are given. ...

Journal: :مجله دانشگاه علوم پزشکی شهید صدوقی یزد 0
فرهاد ملک f malek . [email protected] جعفر طوسی j toussy محمد رضا تمدن mr tamadon شاهرخ موسوی sh mousavi مجتبی ملک m malek مرضیه قادری m ghaderi

introduction: one of the main complications of hemodialysis in patients with chronic renal failure is hypoxemia which is related to several factors including the type of filter. the aim of this study was to evaluate the hypoxemia levels in patients undergoing hemodialysis with focus on the type of filter. methods: in a crossover clinical trial, 29 patients from emodialysis ward of fatemieh hosp...

ژورنال: سلامت و محیط زیست 2011
رضایی, لیلا, علی پور, ولی,

Background and Objectives:Dual media filters have two different layer beds consist of sand and Anthracite. Advantage of dual media filters is longer run duration and more filtration rate. The purpose of this study was to achieve a performable model to improve single media Filters in water treatment plants.Materials and Methods: in this cross-sectional study, two pilots mono and dual media were ...

Ahmad Bitarafan Rajabi Fereidoon Rastgoo Hossein Rajabi, Nahid Yaghoobi Seyed Hassan Firoozabadi

Myocardial perfusion SPECT imaging with Tc99m-sestamibi is the most accurate non-invasive means of detecting coronary artery disease and assessing the severity of perfusion abnormalities in the patients with coronary stenosis. Though simple and straight forward the results produced by the technique is very much affected by the details being used. One of the main problems with the test, wh...

Journal: :Annals of the University of Craiova - Mathematics and Computer Science Series 2022

The concept of quasi-ordered residuated system was introduced in 2018 by Bonzio and Chajda. author analyzed the filters as well some types such an algebraic system. Additionally, also dealt with a strong which he determined prime irreducible filters. In this paper, introduce three analyze their interconnections.

‎In this paper‎, ‎the notion of the radical of a filter in‎ ‎residuated lattices is defined and several characterizations of‎ ‎the radical of a filter are given‎. ‎We show that if F is a‎ ‎positive implicative filter (or obstinate filter)‎, ‎then‎ ‎Rad(F)=F‎. ‎We proved the extension theorem for radical of filters in residuated lattices‎. ‎Also‎, ‎we study the radical‎ ‎of filters in linearly o...

$top$-filters can be used to define $top$-convergence spaces in the lattice-valued context. Connections between $top$-convergence spaces and lattice-valued convergence spaces are given. Regularity of a $top$-convergence space has recently been defined and studied by Fang and Yue. An equivalent characterization is given in the present work in terms of convergence of closures of $top$-filters.  M...

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