نتایج جستجو برای: positive scaling factor

تعداد نتایج: 1502802  

2001
Willy K. Wojsznis Dirk Thiele

This paper describes background and design of a model free adaptive Fuzzy Logic Controller. Controller Error Scaling Factor adaptation uses principle of balancing Error and Change of Error actions. Adaptation proceeds only if prescribed set of conditions is satisfied. Controller Scaling Factor for Change of Output adaptation uses weighted average of correction from oscillation index and process...

2007
Teng Nga Sing Jason Teo Mohd. Hanafi Ahmad Hijazi

In this paper, a newly-proposed algorithm based on 3-Parents Differential Evolution (3PDE) is implemented to be self-adapted for the only control parameter of scaling factor, F. It is called 3Parents DE with Self-adaptive Scaling Factor (SaFDE). The performance of this proposed algorithm is compared against to the original Differential Evolution (DE). In this paper, 50 runs are conducted for ev...

Journal: :Physiological and biochemical zoology : PBZ 2000
S F Norton Z A Eppley B D Sidell

It had been suggested that the activity of anaerobic enzymes in the white muscle of fish increases exponentially with body size to meet the increasing hydrodynamic costs of burst swimming. We tested whether this relationship holds across a very large size range of striped bass, spanning a nearly 3,000-fold range in body mass. We examined the scaling of marker enzymes of anaerobic (lactate dehyd...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران 1381

‏‎the purpose of the present study was to investigate the latent pattern underlying reading ability . some 272 male and female participants. english majors at the ba level , participated in the study. two valid tests were used in this study, the reading test developed exclusively for the purpose of this project and academic reading section of ielts. to investigate the possible latent underlying...

2015
Jiann-wien Hsu Ding-wei Huang

The Impact Factor has become a well-known measure of the average citation number of articles published in a scientific journal. A journal with a high Impact Factor is assumed to have a low percentage of uncited articles. We show that the scaling relation between the Impact Factor and the uncited percentage can be understood by a simple mechanism. The empirical data can be reproduced by a random...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2004
Juan J Cerdà Tomás Sintes C M Sorensen A Chakrabarti

The dynamical scaling hypothesis for the structure factor, S (q) , in depletion-driven colloidal phase separation is studied by carrying out Brownian dynamics simulations. A true dynamical scaling is observed for shallow quenches into the two-phase coexistence region. In such a quench, compact clusters nucleate and grow with time and there is only one characteristic length scale in the system a...

1999
Jen-Yang Chen Ching-Chang Wong

In this paper, the designed schemes for two fuzzy controllers, Mamdani fuzzy controller and Takagi-Sugeno fuzzy controller, through the scaling factor adaptation are proposed. The proposed adaptation laws for the output scaling factor, which respectively result from the direct adaptive approach, are used to appropriately determine the control signal of the fuzzy controllers. The great advantage...

Journal: :journal of lasers in medical sciences 0
reza birang department of periodontology, torabinejad dental research center, school of dentistry, isfahan university of medical sciences, isfahan, iran jaber yaghini department of periodontology, dental implants research center, school of dentistry, isfahan university of medical sciences, isfahan, iran naeimeh nasri departments of oral and maxillofacial radiology, school of dentistry, isfahan university of medical science, isfahan, iran nasim noordeh dental student’s research center, school of dentistry, isfahan university of medical sciences, isfahan, iran pedram iranmanesh department of endodontics, school of dentistry, isfahan university of medical science, isfahan, iran alireza saeidi dental student’s research center, school of dentistry, isfahan university of medical sciences, isfahan, iran

introduction: periodontitis is an inflammatory periodontal disease that leads to tooth loss. recently laser has been introduced as an alternative treatment for periodontitis. the aim of the present study was to compare the effect of erbium-doped yttrium aluminum garnet (er:yag) laser with ultrasonic scaler in patients with moderate chronic periodontitis. methods: in this randomized single-blind...

Journal: :physical chemistry and electrochemistry 0

a method for predicting liquid densities of binary mixtures from heat of vaporization and liquid densityat boiling point temperature (δhvap and n b ρ ) as scaling constants, is presented. b2(t) follows a promisingcorresponding-states principle. calculation of α(t) and b(t), the two other temperature-dependentconstants of the equation of state, are made possible by scaling. as a result δhvap and...

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