نتایج جستجو برای: class support vector machine

تعداد نتایج: 1381753  

Fault diagnosis has always been an essential aspect of control system design. This is necessary due to the growing demand for increased performance and safety of industrial systems is discussed. Support vector machine classifier is a new technique based on statistical learning theory and is designed to reduce structural bias. Support vector machine classification in many applications in v...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده ریاضی و کامپیوتر 1390

داده کاوی یکی از شاخه های مطرح علمی است که در سالهای اخیر توسعه فراوانی یافته است. بنابر گزارش دانشگاه mit، دانش نوین داده کاوی یکی از ده دانش در حال توسعه ای است که دهه آینده را با انقلاب تکنولوژیکی مواجه می سازد. دسته بندی داده ها، از مهمترین مباحث مطرح در داده کاوی است. در خصوص دسته-بندی داده ها روش های گوناگونی ارائه گردیده است که ماشین بردار پشتیبان(svm) از مهمترین آنها است و از آنجایی که ...

Journal: :the modares journal of electrical engineering 2015
mehdi samanazari amin ramezani saeed rajabi ali chaibakhsh

considering that once-through benson boiler is one of the most crucial equipment of a thermal power plant, occurrence of any fault in its different parts can lead to decrease of the performance of system, and even may cause system damage and endanger the human life. in this paper, due to the high complexity of the system's dynamic equations, we utilized data-based method for diagnosing the faul...

استواره, مریم, جهانتیغ, فرزاد فیروزی, نجفی, ایرج,

Background: Peritoneal dialysis is one of the most commonly used treatment methods for the patients with end stage renal failure. In recent years, the mortality rate of patients under this treatment has decreased; however, long-term survival is still an important challenge for health systems. The present study aimed to predict the survival of continuous ambulatory peritoneal dialysis patients. ...

Journal: :iranian journal of fuzzy systems 2010
fatemeh moayedi ebrahim dashti

this paper is concerned with the development of a novel classifier for automatic mass detection of mammograms, based on contourlet feature extraction in conjunction with statistical and fuzzy classifiers. in this method, mammograms are segmented into regions of interest (roi) in order to extract features including geometrical and contourlet coefficients. the extracted features benefit from...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی شاهرود - دانشکده ریاضی 1392

در این پایان نامه یک شبکه عصبی‎ltrfootnote{‎neura‎l network}‎ تک لایه بازگشتی برای ماشین بردار پشتیبانی‎ltrfootnote{support vector machine} (svm)‎ در الگوی یادگیری طبقه بندی و رگرسیون را ارائه می کنیم. اولین مساله یادگیری ‎svm‎ تبدیل به فرمول معادل آن، و پس از آن یک لایه شبکه های عصبی بازگشتی برای یادگیری ‎svm‎ پیشنهاد شده است. شبکه عصبی پیشنهادی برای به دست آوردن راه حل بهینه از طبقه بندی بردا...

Abdolamir Atapour, Maryam Mohammadi, Mohammad Sattari, Mojgan Mortazavi,

Background: Today, with the advancement of technology in various fields, the importance of recording data in the field of health is increasing so much that for many diseases around the world, including kidney disease, registration systems have been set up. This is happening in our country and in the future, the number of these systems will increase. The medical data set contains valuable inform...

Journal: :Journal of Pattern Recognition Research 2010

Journal: :iranian journal of neurology 0
seyyed abed hosseini center of excellence on soft computing and intelligent information processing and department of electrical engineering, ferdowsi university of mashhad, mashhad, iran mohammad ali khalilzadeh research center of biomedical engineering, islamic azad university, mashhad branch, mashhad, iran mohammad bagher naghibi-sistani center of excellence on soft computing and intelligent information processing and department of electrical engineering, ferdowsi university of mashhad, mashhad, iran seyyed mehran homam department of medical, islamic azad university, mashhad branch, mashhad, iran

background: this paper proposes a new emotional stress assessment system using multi-modal bio-signals. electroencephalogram (eeg) is the reflection of brain activity and is widely used in clinical diagnosis and biomedical research. methods: we design an efficient acquisition protocol to acquire the eeg signals in five channels (fp1, fp2, t3, t4 and pz) and peripheral signals such as blood volu...

Journal: :journal of optimization in industrial engineering 2012
behnam vahdani seyed meysam mousavi morteza mousakhani mani sharifi hassan hashemi

estimation of the conceptual costs in construction projects can be regarded as an important issue in feasibility studies. this estimation has a major impact on the success of construction projects. indeed, this estimation supports the required information that can be employed in cost management and budgeting of these projects. the purpose of this paper is to introduce an intelligent model to im...

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