نتایج جستجو برای: machine selection

تعداد نتایج: 565809  

2014
Divya Tomar Sonali Agarwal

It is evident from various researches that disease diagnosis using machine learning methods has been increasing rapidly. In this research work, feature selection based Least Square Twin Support Vector Machine (LSTSVM), which is a machine learning method, is used for diagnosis of heart diseases. In this approach F-score is used to calculate the weight of each feature and then features are select...

Journal: :Journal of machine learning research : JMLR 2016
Xiang Zhang Yichao Wu Lan Wang Runze Li

Information criteria have been popularly used in model selection and proved to possess nice theoretical properties. For classification, Claeskens et al. (2008) proposed support vector machine information criterion for feature selection and provided encouraging numerical evidence. Yet no theoretical justification was given there. This work aims to fill the gap and to provide some theoretical jus...

Journal: :Expert Syst. Appl. 2009
Xuesong Guo Zhiping Yuan Bojing Tian

Supplier selection is an important and widely studied topic since it has significant impact on purchasing management in supply chain. Recently, support vector machine has received much more attention from researchers, while studies on supplier selection based on it are few. In this paper, a new support vector machine technology, potential support vector machine, is introduced and then combined ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه قم - دانشکده علوم انسانی 1387

هدف ما در این پایان نامه طراحی و ساخت سیستم مولد پلاسمای فلزات قلیایی به نام q-machine vertical می باشد.این سیستم از چند قسمت تقسیم شده است که عبارتند از: 1- محفظه خلا با اتصالات از نوع استاندارد cf و خلا اولیه بین6-10 تاtorr 8-10که بصورت استوانه ای و سه تکه و از جنس استنلس استیل 316 می باشد. 2- آهنرباهای الکتریکی: که وظیفه دارند میدان مغناطیسی محوری یکنواخت وثابتی در حدود 5/0 تسلا در طول قس...

2017
Waleed Ali

The problem of Web phishing attacks has grown considerably in recent years and phishing is considered as one of the most dangerous Web crimes, which may cause tremendous and negative effects on online business. In a Web phishing attack, the phisher creates a forged or phishing website to deceive Web users in order to obtain their sensitive financial and personal information. Several conventiona...

2011
Yingze Wang Shi-Kuo Chang

Feature selection in high dimensional space is the hot topic in contemporary machine learning area. In the past decade, a lot of effort has been devoted in developing various feature selection algorithms. However, each feature selection method has its own advantage for different datasets or applications. Therefore, one might face the difficulty of choosing the most suitable feature selection me...

2010
Dominic Espinosa Michael White Eric Fosler-Lussier Chris Brew

We show that a ranking model produced by machine learning outperforms two baselines when applied to the task of selecting texts for use in creating a unit-selection synthesis voice with good domain coverage. The model learns to predict the estimated utility of an utterance based on features relating it to the utterances selected so far and a corpus of target utterances. Our analyses indicate th...

Journal: :Advances in Manufacturing Science and Technology 2012

Journal: :The Prague Bulletin of Mathematical Linguistics 2015

Journal: :International Journal of Computer Applications 2015

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