Using Machine Learning Models and Actual Transaction Data for Predicting Real Estate Prices

Real estate price prediction is crucial for the establishment of real estate policies and can help real estate owners and agents make informative decisions. The aim of this study is to employ actual transaction data and machine learning models to predict prices of real estate. The actual transaction...

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Main Authors: Ping-Feng Pai, Wen-Chang Wang
Format: Article
Language:English
Published: MDPI AG 2020-08-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/10/17/5832
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author Ping-Feng Pai
Wen-Chang Wang
author_facet Ping-Feng Pai
Wen-Chang Wang
author_sort Ping-Feng Pai
collection DOAJ
description Real estate price prediction is crucial for the establishment of real estate policies and can help real estate owners and agents make informative decisions. The aim of this study is to employ actual transaction data and machine learning models to predict prices of real estate. The actual transaction data contain attributes and transaction prices of real estate that respectively serve as independent variables and dependent variables for machine learning models. The study employed four machine learning models-namely, least squares support vector regression (LSSVR), classification and regression tree (CART), general regression neural networks (GRNN), and backpropagation neural networks (BPNN), to forecast real estate prices. In addition, genetic algorithms were used to select parameters of machine learning models. Numerical results indicated that the least squares support vector regression outperforms the other three machine learning models in terms of forecasting accuracy. Furthermore, forecasting results generated by the least squares support vector regression are superior to previous related studies of real estate price prediction in terms of the average absolute percentage error. Thus, the machine learning-based model is a substantial and feasible way to forecast real estate prices, and the least squares support vector regression can provide relatively competitive and satisfactory results.
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spelling doaj.art-5f78badef8d04b15bfa245c8c6bf00432023-11-20T11:04:19ZengMDPI AGApplied Sciences2076-34172020-08-011017583210.3390/app10175832Using Machine Learning Models and Actual Transaction Data for Predicting Real Estate PricesPing-Feng Pai0Wen-Chang Wang1Department of Information Management, National Chi Nan University, 1 University Rd., Puli, Nantou 54561, TaiwanDepartment of Information Management, National Chi Nan University, 1 University Rd., Puli, Nantou 54561, TaiwanReal estate price prediction is crucial for the establishment of real estate policies and can help real estate owners and agents make informative decisions. The aim of this study is to employ actual transaction data and machine learning models to predict prices of real estate. The actual transaction data contain attributes and transaction prices of real estate that respectively serve as independent variables and dependent variables for machine learning models. The study employed four machine learning models-namely, least squares support vector regression (LSSVR), classification and regression tree (CART), general regression neural networks (GRNN), and backpropagation neural networks (BPNN), to forecast real estate prices. In addition, genetic algorithms were used to select parameters of machine learning models. Numerical results indicated that the least squares support vector regression outperforms the other three machine learning models in terms of forecasting accuracy. Furthermore, forecasting results generated by the least squares support vector regression are superior to previous related studies of real estate price prediction in terms of the average absolute percentage error. Thus, the machine learning-based model is a substantial and feasible way to forecast real estate prices, and the least squares support vector regression can provide relatively competitive and satisfactory results.https://www.mdpi.com/2076-3417/10/17/5832real estate pricesmachine learningpredict
spellingShingle Ping-Feng Pai
Wen-Chang Wang
Using Machine Learning Models and Actual Transaction Data for Predicting Real Estate Prices
Applied Sciences
real estate prices
machine learning
predict
title Using Machine Learning Models and Actual Transaction Data for Predicting Real Estate Prices
title_full Using Machine Learning Models and Actual Transaction Data for Predicting Real Estate Prices
title_fullStr Using Machine Learning Models and Actual Transaction Data for Predicting Real Estate Prices
title_full_unstemmed Using Machine Learning Models and Actual Transaction Data for Predicting Real Estate Prices
title_short Using Machine Learning Models and Actual Transaction Data for Predicting Real Estate Prices
title_sort using machine learning models and actual transaction data for predicting real estate prices
topic real estate prices
machine learning
predict
url https://www.mdpi.com/2076-3417/10/17/5832
work_keys_str_mv AT pingfengpai usingmachinelearningmodelsandactualtransactiondataforpredictingrealestateprices
AT wenchangwang usingmachinelearningmodelsandactualtransactiondataforpredictingrealestateprices