نتایج جستجو برای: naïve bayesian

تعداد نتایج: 101044  

2003
Tapio Elomaa Juho Rousu

in Continuous Domains Tapio Elomaa and Juho Rousu Department of Computer S ien e, University of Helsinki, Finland {elomaa,rousu} s.helsinki.fi Abstra t. Naïve Bayesian lassi ers assume the onditional independen e of attribute values given the lass. Despite this in pra ti e often violated assumption, these simple lassi ers have been found e ient, e e tive, and robust to noise. Dis retization of ...

2011
Dewan Md. Farid Mohammad Zahidur Rahman Chowdhury Mofizur Rahman Dan Zhu G. Premkumar Xiaoning Zhang Chao-Hsien Chu Nouria Harbi Jerome Darmont

In this paper, we introduce a new learning algorithm for adaptive intrusion detection using boosting and naïve Bayesian classifier, which considers a series of classifiers and combines the votes of each individual classifier for classifying an unknown or known example. The proposed algorithm generates the probability set for each round using naïve Bayesian classifier and updates the weights of ...

2012
Ramakanta Mohanty V. Ravi M. R. Patra

In this paper, we employed Naïve Bayes, Markov blanket and Tabu search to rank web services. The Bayesian Network is demonstrated on a dataset taken from literature. The dataset consists of 364 web services whose quality is described by 9 attributes. Here, the attributes are treated as criteria, to classify web services. From the experiments, we conclude that Naïve based Bayesian network perfor...

Journal: :CoRR 2011
Khlifia Jayech Mohamed Ali Mahjoub

In a content based image classification system, target images are sorted by feature similarities with respect to the query (CBIR). In this paper, we propose to use new approach combining distance tangent, k-means algorithm and Bayesian network for image classification. First, we use the technique of tangent distance to calculate several tangent spaces representing the same image. The objective ...

Journal: :Int. J. Approx. Reasoning 2017
Joseph S. Friedman Jacques Droulez Pierre Bessière Jorge Lobo Damien Querlioz

Highlights • Orders-of-magnitude improvement in approximate Bayesian inference efficiency • Bitstream autocorrelation limits inference approximation accuracy • Autocorrelation successfully mitigated to improve Bayesian inference approximation • Approximate Bayesian inference efficiently performed in hardware 2 Abstract Advancements in autonomous robotic systems have been impeded by the lack of ...

Journal: :CoRR 2002
Michael G. Madden

The Markov Blanket Bayesian Classifier is a recentlyproposed algorithm for construction of probabilistic classifiers. This paper presents an empirical comparison of the MBBC algorithm with three other Bayesian classifiers: Naïve Bayes, Tree-Augmented Naïve Bayes and a general Bayesian network. All of these are implemented using the K2 framework of Cooper and Herskovits. The classifiers are comp...

Journal: :IJITWE 2013
Fadi Odeh Nijad Al-Najdawi

Integrating association rule discovery and classification in data mining brings a new approach known as associative classification. Associative classification is a promising approach that often constructs more accurate classification models (classifiers) than the traditional classification approaches such as decision trees and rule induction. In this research, the authors investigate the use of...

Journal: :CoRR 2013
Mohamed Ali Mahjoub Nabil Ghanmy Khlifia Jayech Ikram Miled

In this paper we address the problem of offline Arabic handwriting word recognition. Offline recognition of handwritten words is a difficult task due to the high variability and uncertainty of human writing. The majority of the recent systems are constrained by the size of the lexicon to deal with and the number of writers. In this paper, we propose an approach for multi-writers Arabic handwrit...

Nowadays high usage of users from virtual environments and their connection via social networks like Facebook, Instagram, and Twitter shows the necessity of finding out shared subjects in this environment more than before. There are several applications that benefit from reliable methods for inferring age and gender of users in social media. Such applications exist across a wide area of fields,...

Journal: :AI Commun. 2014
Khalil el Hindi

This work augments the Naïve Bayesian learning algorithm with a second training phase in an attempt to improve its classification accuracy. This is achieved by finding more accurate estimations of the needed probability terms. This approach helps in dealing with the problem of the lack of training data. Unlike many previous approaches that deal with this problem, the proposed method is an eager...

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