نتایج جستجو برای: minimum distance classifier

تعداد نتایج: 432772  

2008
Enes Makalic Daniel F. Schmidt

This note considers estimation of the mean of a multivariate Gaussian distribution with known variance within the Minimum Message Length (MML) framework. Interestingly, the resulting MML estimator exactly coincides with the positive-part JamesStein estimator under the choice of an uninformative prior. A new approach for estimating parameters and hyperparameters in general hierarchical Bayes mod...

2005
Jaume Bacardit Josep Maria Garrell i Guiu

Bloat control and generalization pressure are very important issues in the design of Pittsburgh Approach Learning Classifier Systems (LCS), in order to achieve simple and accurate solutions in a reasonable time. In this paper we propose a method to achieve these objectives based on the Minimum Description Length (MDL) principle. This principle is a metric which combines in a smart way the accur...

2006
Setsuya Kurahashi Takao Terano

This paper proposes a novel method to develop a process response model from continuous time-series data. The main contribution of the research is to establish a method to mine a set of meaningful control rules from Learning Classifier System using the Minimum Description Length criteria. The proposed method has been applied to an actual process of a biochemical plant and has shown the validity ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده کشاورزی 1394

آگاهی از سطح تنوع ژنتیکی و برآورد آن در ژرم پلاسم های گیاهی اساس بسیاری از برنامه های اصلاحی به شمار می رود. نشانگرهای ssr به دلیل تکرارپذیری بالا، ماهیت چندآللی، امتیازدهی هم بارز و فراوانی ژنومی بالا، کاربرد فراوانی در بررسی تنوع ژنتیکی و روابط بین ژنوتیپ ها دارند. یکی از مشکلات کار با نشانگرهای ریزماهواره، طراحی آغازگرهای اختصاصی بر مبنای نواحی جناحین این جایگاه ها است که زمان بر و پرهزینه ا...

Journal: :Neurocomputing 2009
Piotr Juszczak David M. J. Tax Elzbieta Pekalska Robert P. W. Duin

In the problem of one-class classification one of the classes, called the target class, has to be distinguished from all other possible objects. These are considered as non-targets. The need for solving such a task arises in many practical applications, e.g. in machine fault detection, face recognition, authorship verification, fraud recognition or person identification based on biometric data....

Journal: :Pattern Recognition 2011
Jian Yang Lei Zhang Jing-Yu Yang David Zhang

The current discriminant analysis method design is generally independent of classifiers, thus the connection between discriminant analysis methods and classifiers is loose. This paper provides a way to design discriminant analysis methods that are bound with classifiers. We begin with a local mean based nearest neighbor (LM-NN) classifier and use its decision rule to supervise the design of a d...

Journal: :Signal Processing 2007
Alan W. C. Tan M. V. C. Rao B. S. Daya Sagar

In this paper, a speech classifier inspired by the signal subspace approach is developed. A novel signal subspace speech model is initially obtained via a rank reducing subspace decomposition algorithm that is based on the SVD. Motivated by the assumption that the speech signal comprises of short term dynamics that are slowly changing, it follows that the signal subspace of the speech signal is...

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