نتایج جستجو برای: decision tree algorithms

تعداد نتایج: 785727  

2013
Yan Cui Yuanyang Yang Shizhong Liao

Parallel decision tree learning is an effective and efficient approach to scaling the decision tree to large data mining application. Aiming at large scale decision tree learning, we present a novel parallel decision tree learning algorithm in MapReduce framework, called PDTSSE (Parallel Decision Tree via Sampling Splitting points with Estimation). We first propose an estimation method for samp...

2010
Frederic T. Stahl Max Bramer

The Prism family of algorithms induces modular classification rules which, in contrast to decision tree induction algorithms, do not necessarily fit together into a decision tree structure. Classifiers induced by Prism algorithms achieve a comparable accuracy compared with decision trees and in some cases even outperform decision trees. Both kinds of algorithms tend to overfit on large and nois...

1996
Shashi Shekhar Vipin Kumar M. Ganesh Jaideep Srivastava

Classiication{rule{learning task is presented as a search process of nding a classiication{ decision tree that meets users' preferences and requirements. Users can control the eeciency of the mining process and the quality of the nal decision tree through the search parameters. This search framework allows users to easily adapt to diierent domains and diierent sets of data by modifying diierent...

Introduction: The identification of asthma risk factors plays an important role in the prevention of the asthma as well as reducing the severity of symptoms. Nowadays, the identification process can be performed using modern techniques. Data mining is one of the techniques which has many applications in the fields of diagnosis, prediction, and treatment. This study aimed to identify the effecti...

ابراهیمی, الهام, تیموری, مهدی, علوی نیا, سید محمد,

Background and Objectives: Diabetic patients are always at risk of hypertension. In this paper, the main goal was to design a native cost sensitive model for the diagnosis of hypertension among diabetics considering the prior probabilities. Methods: In this paper, we tried to design a cost sensitive model for the diagnosis of hypertension in diabetic patients, considering the distribution of...

1996
Tapio Elomaa

Decision tree learning is an important field of machine learning. In this study we examine both formal and practical aspects of decision tree learning. We aim at answering to two important needs: The need for better motivated decision tree learners and an environment facilitating experimentation with inductive learning algorithms. As results we obtain new practical tools and useful techniques f...

2012
Sonika Tiwari Roopali Soni

This paper proposes a combinatorial method based on different clustering algorithms with ID3 decision tree classification for the classification of network anomaly detection. The idea is to detect the network anomalies by first applying any clustering algorithm to partition it into a number of clusters and then applying ID3 algorithm for the decision that whether an anomaly has been detected or...

Journal: :CoRR 2010
P. Bhargavi S. Jyothi

This paper details the application of a genetic programming framework for classification of decision tree of Soil data to classify soil texture. The database contains measurements of soil profile data. We have applied GATree for generating classification decision tree. GATree is a decision tree builder that is based on Genetic Algorithms (GAs). The idea behind it is rather simple but powerful. ...

Journal: :Artificial intelligence in medicine 2014
Marcin Czajkowski Marek Grzes Marek Kretowski

OBJECTIVE The desirable property of tools used to investigate biological data is easy to understand models and predictive decisions. Decision trees are particularly promising in this regard due to their comprehensible nature that resembles the hierarchical process of human decision making. However, existing algorithms for learning decision trees have tendency to underfit gene expression data. T...

2012
Sandeep Kumar

Intrusion detection technology exists a lot of problems, such as low performance, low intelligent level, high false alarm rate, high false negative rate and so on. There is a need to develop some robust decision tree in order to produce effective decision rules from the attacked data. In this paper, ID3 decision tree classification method is used to build an effective decision tree for intrusio...

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