نتایج جستجو برای: regression tree

تعداد نتایج: 479803  

2014
Lisa Kuhn Karen Page John Ward Linda Worrall-Carter

AIM This paper presents a discussion of classification and regression tree analysis and its utility in nursing research. BACKGROUND Classification and regression tree analysis is an exploratory research method used to illustrate associations between variables not suited to traditional regression analysis. Complex interactions are demonstrated between covariates and variables of interest in in...

Forest types mapping, is one of the most necessary elements in the forest management and silviculture treatments. Traditional methods such as field surveys are almost time-consuming and cost-intensive. Improvements in remote sensing data sources and classification –estimation methods are preparing new opportunities for obtaining more accurate forest biophysical attributes maps. This research co...

ژورنال: دانشور پزشکی 2015
آذربر, علی, ابراهیم زاده, فرزاد, بختیار, کتایون, حسینی, آغافاطمه, زایری, فرید, وهابی, نسیم,

Background and Objective: Unwanted pregnancy is a pregnancy that is considered to be unwanted by at least one member of the couple, and has adverse consequences for the family and community. Using four classification models, this study predicted unwanted pregnancy in the urban population of Khorramabad and compared these classification models. Materials and methods: In this cross-sectional s...

بهنام پور, ناصر, حاجی زاده, ابراهیم, زایری, فرید, سمنانی, شهریار,

Background & objective: One of the common purposes of medical research is Determination of effective factors on the occurrence of event. Due to the interaction of risk factors regression models, discriminant analysis and classification procedures used. Uses of these models require making the assumption which in the medical data isn’t usually established. Therefore, alternative methods must be u...

Journal: :Expert Syst. Appl. 2007
Handan Camdeviren Ankarali Ayse Canan Yazici Zeki Akkus Resul Bugdayci Mehmet Ali Sungur

In this study, it is aimed that comparing logistic regression model with classification tree method in determining social-demographic risk factors which have effected depression status of 1447 women in separate postpartum periods. In determination of risk factors, data obtained from prevalence study of postpartum depression were used. Cut-off value of postpartum depression scores that calculate...

Journal: :Journal of Privacy and Confidentiality 2013

Journal: :Journal of the Royal Statistical Society: Series B (Statistical Methodology) 2018

Journal: :JuTISI (Jurnal Teknik Informatika dan Sistem Informasi) 2022

Technology helps us in many activities and keeps growing, so it makes more efficient, time-saving, using fewer resources also information entertainment are accessible. Machine Learning technology is the fastest-growing field computer science that used areas such as marketing, healthcare, manufacturing, security, transportation. One of machine learning methods Ensemble Regression Tree (ERT) whic...

2008
Annalisa Appice Michelangelo Ceci Donato Malerba Savino Saponara

In statistics, logistic regression is a regression model to predict a binomially distributed response variable. Recent research has investigated the opportunity of combining logistic regression with decision tree learners. Following this idea, we propose a novel Logistic Model Tree induction system, SILoRT, which induces trees with two types of nodes: regression nodes, which perform only univar...

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