نتایج جستجو برای: canfis

تعداد نتایج: 40  

A. K. Verma M. Monjezi T. N. Singh

The gross calorific value (GCV) or heating value of a sample of fuel is one of the important properties which defines the energy of the fuel. Many researchers have proposed empirical formulas for estimating GCV value of coal. There are some known methods like Bomb Calorimeter for determining the GCV in the laboratory. But these methods are cumbersome, costly and time consuming. In this paper, m...

Journal: :iranian journal of earth science 0
a. k. verma center for research on energy security, the energy and resources institute, ihc complex, lodhi road, new delhi - 110 003, india t. n. singh department of earth science, indian institute of technology, powai, bombay-76, india m. monjezi department of mining engineering, tarbiat modares university, iran

the gross calorific value (gcv) or heating value of a sample of fuel is one of the important properties which defines the energy of the fuel. many researchers have proposed empirical formulas for estimating gcv value of coal. there are some known methods like bomb calorimeter for determining the gcv in the laboratory. but these methods are cumbersome, costly and time consuming. in this paper, m...

2005

Various ways of approach, to determine the horizontal distribution trend (tendency) of Chromium (Cr) in soil, where is high pollution by this element are analysed. Polynominal regression algorithms (I, II, III degree polynominals), interpolation algorithms (TIN, Kriging, RST), and also artificial neural networks (MLP, CANFIS, RBF, GRNN, PNN, MDN) are applied. Data from field experiments, carrie...

2008
Hongyu Yang Joseph Mathew

(2002) Intelligent diagnosis of rotating machinery faults-A review. The task of condition monitoring and fault diagnosis of rotating machinery faults is both significant and important but is often cumbersome and labour intensive. Automating the procedure of feature extraction, fault detection and identification has the advantage of reducing the reliance on experienced personnel with expert know...

2008
Yan Chen Graham Rong Jianhua Chen

AbstrAct A Web-based fabric database is introduced in terms of its physical structure, software system architecture , basic and intelligent search engines, and various display methods for search results. A fuzzy linear clustering method is used to predict fabric drape coefficient from fabric mechanical and structural properties. Experimental data indicate that fuzzy linear clustering is quite e...

Journal: :Journal of Economics and Finance 2023

Abstract This paper enters the ongoing volatility forecasting debate by examining ability of a wide range Machine Learning methods (ML), and specifically Artificial Neural Network (ANN) models. The ANN models are compared against traditional econometric for ten Asian markets using daily data time period from 12 September 1994 to 05 March 2018. empirical results indicate that ML algorithms, acro...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بوعلی سینا - دانشکده علوم کشاورزی 1388

در این تحقیق از روش های مبتنی بر هوش مصنوعی شامل شبکه عصبی مصنوعی (ann)، عصبی-فازی در قالب دو روش anfis و canfis و روش ترکیبی عصبی با الگوریتم ژنتیک (annga) برای مدل سازی تبخیر تعرق گیاه مرجع (et0) و گیاه سیر (etc) استفاده شد. نتایج به دست آمده از مدل های هوشمند با داده های سال های 1376 و 1377 لایسیمتر زهکش دار برای گیاه مرجع چمن و سال های 1387 و 1388 برای گیاه سیر واسنجی شد. داده های هواشناسی ...

     In this study, the predictive performance of three Artificial Neural Networks (ANNs), i.e. Co-Active NeuroFuzzy Inference System (CANFIS), Multi-Layer Perceptron (MLP) and MLP integrated with Genetic Algorithm (GA) in the Zoshk-Abardeh watershed were compared. In this study, three scenarios were considered and simulated in each model. In order to simulate the scenario S1 water flow were fe...

علیرضا متکان وحید بابازاده پرویز ضیائیان فیروزآبادی

در این تحقیق روشى جهت استخراج قوانین فازى مؤثر و قابل تفسیر از داده ‏هاى GIS با استفاده از سیستم عصبى - فازى ارائه شده است. مدل فازى جهت رسیدن به دقت و تفسیرپذیرى بالا از سه مرحله عبور کرده است. در مرحله اول وزن‏ هاى اولیه شبکه عصبى - فازى با استفاده از الگوریتم خوشه ‏بندى FCM به دست آمد. به منظور طبقه‏ بندى دقیق داده‏ هاى آموزشى در مرحله دوم از یک سیستم عصبى- فازى CANFIS استفاده گردید و بدلیل ...

2008
H.Owladeghaffari

This study, fundamentals of fuzzy block theory, and its application in assessment of stability in underground openings, has surveyed. Using fuzzy topics and inserting them in to key block theory, in two ways, fundamentals of fuzzy block theory has been presented. In indirect combining, by coupling of adaptive Neuro Fuzzy Inference System (NFIS) and classic block theory, we could extract possibl...

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