نتایج جستجو برای: neighborhood bayes algorithm

تعداد نتایج: 790282  

Journal: :International Journal of Engineering & Technology 2018

Journal: :ZERO: Jurnal Sains, Matematika dan Terapan 2020

Journal: :Int. Arab J. Inf. Technol. 2014
Sotiris B. Kotsiantis

Naive Bayes algorithm captures the assumption that every attribute is independent from the rest of the attributes, given the state of the class attribute. In this study, we attempted to increase the prediction accuracy of the simple Bayes model by integrating global and local application of Naive Bayes classifier. We performed a large-scale comparison with other attempts that have tried to impr...

2017
Aryeh Kontorovich Sivan Sabato Roi Weiss

We examine the Bayes-consistency of a recently proposed 1-nearest-neighbor-based multiclass learning algorithm. This algorithm is derived from sample compression bounds and enjoys the statistical advantages of tight, fully empirical generalization bounds, as well as the algorithmic advantages of a faster runtime and memory savings. We prove that this algorithm is strongly Bayes-consistent in me...

2005
Liangxiao Jiang Harry Zhang Zhihua Cai Jiang Su

In real-world data mining applications, an accurate ranking is same important to a accurate classification. Naive Bayes (simply NB) has been widely used in data mining as a simple and effective classification and ranking algorithm. Since its conditional independence assumption is rarely true, numerous algorithms have been proposed to improve Naive Bayes, for example, SBC[1] and TAN[2]. Indeed, ...

Journal: :Knowl.-Based Syst. 2007
Mark A. Hall

The naive Bayes classifier continues to be a popular learning algorithm for data mining applications due to its simplicity and linear run-time. Many enhancements to the basic algorithm have been proposed to help mitigate its primary weakness—the assumption that attributes are independent given the class. All of them improve the performance of naive Bayes at the expense (to a greater or lesser d...

2002
João Gama

Naive Bayes is a well-known and studied algorithm both in statistics and machine learning. Bayesian learning algorithms represent each concept with a single probabilistic summary. In this paper we present an iterative approach to naive Bayes. The Iterative Bayes begins with the distribution tables built by the naive Bayes. Those tables are iteratively updated in order to improve the probability...

2006
Olivier François Philippe Leray

The Bayesian network formalism is becoming increasingly popular in many areas such as decision aid or diagnosis, in particular thanks to its inference capabilities, even when data are incomplete. For classification tasks, Naive Bayes and Augmented Naive Bayes classifiers have shown excellent performances. Learning a Naive Bayes classifier from incomplete datasets is not difficult as only parame...

Journal: :Mathematics 2022

The most popular algorithms used in unsupervised learning are clustering algorithms. Clustering to group samples into a number of classes or clusters based on the distances given sample features. Therefore, how define distance between is important for algorithm. Traditional generally Mahalanobis and Minkowski distance, which have difficulty dealing with set-based data uncertain nonlinear data. ...

Journal: :the modares journal of electrical engineering 2006
mohammadreza meybodi farhad mehdipour

in this paper an application of cellular learning automata (cla) to vlsi placement is presented. the cla, which is introduced for the first time in this paper, is different from standard cellular learning automata in two respects. it has input and the cell neighborhood varies during the operation of cla. the proposed cla based algorithm for vlsi placement is tested on number of placement proble...

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