نتایج جستجو برای: fuzzy centroid based method

تعداد نتایج: 4058446  

2007
Bih-Sheue Shieh

The paper considers the centroids of fuzzy numbers in the general condition. It suggests a pair of formulae for determining the centroid of a fuzzy number. The proposed formulae are correct in the sense described by Wangs’ paper. They are available for all fuzzy numbers and can be applied to ranking fuzzy numbers.

2016
Vladik Kreinovich Songsak Sriboonchitta

In the traditional fuzzy logic, the expert’s degree of certainty in a statement is described either by a number from the interval [0, 1] or by a subinterval of such an interval. To adequately describe the opinion of several experts, researchers proposed to use a union of the corresponding sets – which is, in general, more complex than an interval. In this paper, we prove that for such set-value...

Journal: :International Journal of Robotics and Automation (IJRA) 2022

<p>Process industry needed a fast executed automatic control system capable of handling uncertain, vague problems and nonlinear variables. Liquid level is one the emerging getting interest technical experts in area control. This paper based on fuzzy logic strategy to maintain stabilize liquid tank that deals with pumping tanks as well regulating pushing off into another tank. Fuzzy contro...

1997
Jianwei Zhang Khac Van Le Alois Knoll

Abstract In this paper we propose an approach for rapid learning an important type of fuzzy controllers To specify linguistic terms the B spline basis functions are used for input variables and fuzzy singletons for output variables Product is chosen as the fuzzy conjunction and centroid as the defuzzi cation method By appropriately designing the rule base a fuzzy logic controller can be interpr...

2010
K. Sarojini K. Thangavel

Feature subset selection is an essential preprocessing task in data mining. This paper presents a new method called Extended Fuzzy Relative Information Measure for Boundary Samples (EFRIMBS) for dealing with supervised feature subset selection. The proposed algorithm uses boundary samples instead of full set of samples. First, Discretization algorithms such as K-Means, Fuzzy C Means and Median ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم پایه 1391

a simple, rapid and low-cost scanner spectroscopy method for the glucose determination by utilizing glucose oxidase and cdte/tga quantum dots as chromoionophore has been described. the detection was based on the combination of the glucose enzymatic reaction and the quenching effect of h2o2 on the cdte quantum dots (qds) photoluminescence.in this study glucose was determined by utilizing glucose...

Journal: :رادار 0
سالار غریبی جلال امینی محمد فاضل

synthetic aperture radar (sar), which has been widely used for earth remote sensing, provides high resolution, day-and-night and weather-independent images for a multitude of applications. design of sar sensors has had some considerations, associated to sar systems issues (microwave propagation, antenna, orbit design and etc.). altitude and attitude errors of sar sensor have a direct effect on ...

Journal: :Yugoslav Journal of Operations Research 2023

In this article, we propose a method based on new ranking technique to find optimal solution for pentagonal fuzzy transportation problem. Firstly, the proposed which is centroid concept applied. This transforms problem crisp and then algorithm applied of in form. Also, initial basic feasible (IBFS) valued problems introduced paper. Further, give two numerical illustrations newly compare obtaine...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده برق و کامپیوتر 1391

در این پایان نامه، کنترل نرو-فازی در پرنده هدایت پذیر از دور (پهپاد) استفاده شده است ابتدا در روش پیشنهادی اول، کنترل کننده نرو-فازی توسط مجموعه اطلاعات یک کنترل کننده pid به صورت off-line آموزش دیده است و در روش دوم یک کنترل کننده نرو-فازی on-line مبتنی بر شناسایی سیستم توسط شبکه عصبی rbf پیشنهاد شده است. سپس کاربرد این کنترل کننده در پهپاد بررسی شده است و مقایسه ای ما بین کنترل کننده های معمو...

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