نتایج جستجو برای: fuzzy expert systems

تعداد نتایج: 1313934  

Journal: :International Journal of Approximate Reasoning 1993

Journal: :International Journal of Intelligent Systems 1995

Journal: :Int. J. Intell. Syst. 1995
Gwo-Jen Hwang

Expert systems have been successfully applied to a wide variety of application domains. To achieve better performance, researchers have tried to employ fuzzy logic to the development of expert systems. However, as fuzzy rules and membership functions are difficult to define, most of the existing tools and environments for expert systems do not support fuzzy representation and reasoning. Thus, i...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده ریاضی 1391

مقدمه: درعلم آمارسنتی همه پارامترها بوسیله مدلهای ریاضی ومشاهده های تجربی تعریف می شد. بعضی وقتها به نظر می رسد چنین فرضهایی برای مسائل زندگی روزمره سختگیرانه باشد.مخصوصا درصورتیکه ما با داده های زبان شناسی یا احتیاجاتی که صریح نباشند سرکارداشته باشیم. برای اینکه این مشکل را ازبین ببریم ازروش فازی استفاده می کنیم. تعریف مسئله: درمرحله اول از تحقیق درباره انواع مختلف از پدیده(زیستی-فنی-فیزیک...

2012
Maitri Patel Paresh Virparia Dharmendra Patel

The extensive use of the Internet for data collection, information and knowledge has become a popular activity. Expert system, which provide consultation along with reasoning are more beneficial when made available on the World Wide Web. Expert systems are basically of two types (i) Conventional and (ii) Fuzzy logic based systems. Conventional expert systems are mainly symbolic reasoning engine...

2015
Vishali Bhandari Rajeev Kumar K Polat S Güne M A Kadhim M. A Alam H Kaur

Diabetes is a situation when a body is not capable to produce insulin, which is needed to control glucose. Diabetes will also develop heart disease, kidney disease, blindness, nerve damage, and blood vessel damage. This paper uses Mamdani-type and Sugeno-type fuzzy expert systems for a diabetes diagnosis. Fuzzy expert system is a group of membership functions and rules. Fuzzy expert systems are...

Journal: :مدیریت فناوری اطلاعات 0
محمد تقی تقوی فرد استادیار، گروه مهندسی صنایع، دانشکدۀ مدیریت و حسابداری، دانشگاه علامه طباطبایی، تهران، ایران فریبا سادات حسینی کارشناس ارشد مدیریت فناوری اطلاعات، دانشگاه علامه طباطبایی، تهران، ایران محمد خان بابایی دانشگاه آزاد اسلامی، واحد علوم و تحقیقات تهران، گروه مدیریت فناوری اطلاعات، تهران، ایران

expert systems can help to build banks customers' credit scoring models. here, selection of key features of the credit scoring is important. also, it is possible to express the features values as fuzzy. the problem is how to improve features selection by genetic algorithm, in way that these features can be employed as input in fuzzy expert system. this paper presents a hybrid credit scorin...

2003
Jonathan M. Garibaldi

In this Chapter, the steps necessary to develop a fuzzy expert system (FES) from the initial model design through to final system evaluation will be presented. The current state-of-the-art of fuzzy modelling can be summed up informally as 'anything goes'. What this actually means is that the developer of the fuzzy model is faced with many steps in the process each with many options from which s...

Journal: :International Journal of Approximate Reasoning 1993

2015
P. Venkata Subba Reddy

Computer programs are playing key role in Medicine not only in Medical Information Systems but also in Medical Diagnosis and Surgery. Artificial Intelligence in Medicine particularly Expert Systems are used for diagnosis and robotics are used in surgery. The Robotics will assist the surgeon in Surgery. The Medical Expert Systems will assist the physician in Diagnosis. The information available ...

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