نتایج جستجو برای: naïve bayes algorithm

تعداد نتایج: 783545  

2006
Qingxiang Wu David A. Bell T. Martin McGinnity Girijesh Prasad Guilin Qi Xi Huang

The naïve Bayes classifier has been widely applied to decisionmaking or classification. Because the naïve Bayes classifier prefers to dealing with discrete values, an novel discretization approach is proposed to improve naïve Bayes classifier and enhance decision accuracy in this paper. Based on the statistical information of the naïve Bayes classifier, a distributional index is defined in the ...

Journal: :Progress in Artificial Intelligence 2012

2013
Ahmad Ashari Iman Paryudi

Energy simulation tool is a tool to simulate energy use by a building prior to the erection of the building. Commonly it has a feature providing alternative designs that are better than the user’s design. In this paper, we propose a novel method in searching alternative design that is by using classification method. The classifiers we use are Naïve Bayes, Decision Tree, and k-Nearest Neighbor. ...

2009
Ranjit Abraham Jay B. Simha S. Sitharama Iyengar

As a probability-based statistical classification method, the Naïve Bayesian classifier has gained wide popularity despite its assumption that attributes are conditionally mutually independent given the class label. Improving the predictive accuracy and achieving dimensionality reduction for statistical classifiers has been an active research area in datamining. Our experimental results suggest...

1999
Jie Cheng Russell Greiner

In this paper, we empirically evaluate algorithms for learning four Bayesian network (BN) classifiers: Naïve-Bayes, tree augmented Naïve-Bayes (TANs), BN augmented NaïveBayes (BANs) and general BNs (GBNs), where the GBNs and BANs are learned using two variants of a conditional independence based BN-learning algorithm. Experimental results show the GBNs and BANs learned using the proposing learn...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد شاهرود - دانشکده مهندسی برق و کامپیوتر 1393

با توجه به هدف اصلی اشتراک داده‏ها ، وب نقش مهمی در مسائل فرهنگی - آموزش وتجاری دارد . وبلاگ به عنوان یک نوع شبکه اجتماعی، به طور گسترده در سال‏های اخیر استفاده شده است. نظرات ، بخش اصلی وبلاگ و شاخص خوبی برای نمایش اهمیت آن هستند و با توجه به محبوبیت وبلاگ نویسی اسپم وبلاگ، به یکی از منابع رایج اسپم تبدیل شده است. با توجه به مطالعات اندکی که در حوزه اسپم شناسی در وبلاگ های فارسی وجود دارد، در ...

2003
Henry Schneiderman

Many classes of images exhibit sparse structuring of statistical dependency. Each variable has strong statistical dependency with a small number of other variables and negligible dependency with the remaining ones. Such structuring makes it possible to construct a powerful classifier by only representing the stronger dependencies among the variables. In particular, a seminaïve Bayes classifier ...

2010
Asha Rajkumar ASHA RAJKUMAR

The objective of the study focused on weighted based frequent item set mining. The base paper has proposed multi criteria based frequent item set for weight calculation. Contribution towards this project is to implement the global profit weight measure and test the performance over utility based mining. For this project the data consist of 90 products from automobile shop including unit price, ...

2011

Naïve Bayes classifiers are simple probabilistic classifiers. Classification extracts patterns by using data file with a set of labeled training examples and is currently one of the most significant areas in data mining. However, Naïve Bayes assumes the independence among the features. Structural learning among the features thus helps in the classification problem. In this study, the use of str...

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