Neural network hyperparameter optimization for prediction of real estate prices in Helsinki

Accurate price evaluation of real estate is beneficial for many parties involved in real estate business such as real estate companies, property owners, investors, banks, and financial institutes. Artificial Neural Networks (ANNs) have shown promising results in real estate price evaluation. However...

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Main Authors: Jussi Kalliola, Jurgita Kapočiūtė-Dzikienė, Robertas Damaševičius
Format: Article
Language:English
Published: PeerJ Inc. 2021-04-01
Series:PeerJ Computer Science
Subjects:
Online Access:https://peerj.com/articles/cs-444.pdf
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author Jussi Kalliola
Jurgita Kapočiūtė-Dzikienė
Robertas Damaševičius
author_facet Jussi Kalliola
Jurgita Kapočiūtė-Dzikienė
Robertas Damaševičius
author_sort Jussi Kalliola
collection DOAJ
description Accurate price evaluation of real estate is beneficial for many parties involved in real estate business such as real estate companies, property owners, investors, banks, and financial institutes. Artificial Neural Networks (ANNs) have shown promising results in real estate price evaluation. However, the performance of ANNs greatly depends upon the settings of their hyperparameters. In this paper, we apply and optimize an ANN model for real estate price prediction in Helsinki, Finland. Optimization of the model is performed by fine-tuning hyper-parameters (such as activation functions, optimization algorithms, etc.) of the ANN architecture for higher accuracy using the Bayesian optimization algorithm. The results are evaluated using a variety of metrics (RMSE, MAE, R2) as well as illustrated graphically. The empirical analysis of the results shows that model optimization improved the performance on all metrics (reaching the relative mean error of 8.3%).
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spelling doaj.art-f5edb6be428444d88e5b9ca9ae2c8c3c2022-12-21T19:44:05ZengPeerJ Inc.PeerJ Computer Science2376-59922021-04-017e44410.7717/peerj-cs.444Neural network hyperparameter optimization for prediction of real estate prices in HelsinkiJussi Kalliola0Jurgita Kapočiūtė-Dzikienė1Robertas Damaševičius2Department of Applied Informatics, Vytautas Magnus University, Kaunas, LithuaniaDepartment of Applied Informatics, Vytautas Magnus University, Kaunas, LithuaniaDepartment of Applied Informatics, Vytautas Magnus University, Kaunas, LithuaniaAccurate price evaluation of real estate is beneficial for many parties involved in real estate business such as real estate companies, property owners, investors, banks, and financial institutes. Artificial Neural Networks (ANNs) have shown promising results in real estate price evaluation. However, the performance of ANNs greatly depends upon the settings of their hyperparameters. In this paper, we apply and optimize an ANN model for real estate price prediction in Helsinki, Finland. Optimization of the model is performed by fine-tuning hyper-parameters (such as activation functions, optimization algorithms, etc.) of the ANN architecture for higher accuracy using the Bayesian optimization algorithm. The results are evaluated using a variety of metrics (RMSE, MAE, R2) as well as illustrated graphically. The empirical analysis of the results shows that model optimization improved the performance on all metrics (reaching the relative mean error of 8.3%).https://peerj.com/articles/cs-444.pdfArtificial neural networkHyperparameter optimisationPrediction modelReal estate prices
spellingShingle Jussi Kalliola
Jurgita Kapočiūtė-Dzikienė
Robertas Damaševičius
Neural network hyperparameter optimization for prediction of real estate prices in Helsinki
PeerJ Computer Science
Artificial neural network
Hyperparameter optimisation
Prediction model
Real estate prices
title Neural network hyperparameter optimization for prediction of real estate prices in Helsinki
title_full Neural network hyperparameter optimization for prediction of real estate prices in Helsinki
title_fullStr Neural network hyperparameter optimization for prediction of real estate prices in Helsinki
title_full_unstemmed Neural network hyperparameter optimization for prediction of real estate prices in Helsinki
title_short Neural network hyperparameter optimization for prediction of real estate prices in Helsinki
title_sort neural network hyperparameter optimization for prediction of real estate prices in helsinki
topic Artificial neural network
Hyperparameter optimisation
Prediction model
Real estate prices
url https://peerj.com/articles/cs-444.pdf
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