An Improved Selective Ensemble Learning Method for Highway Traffic Flow State Identification

Reliable and accurate real-time traffic flow state identification is crucial for an intelligent transportation system (ITS). This identification is a prerequisite for alleviating traffic congestion and improving highway operation efficiency. In this paper, we propose an improved traffic flow state i...

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Autores principales: Zhanzhong Wang, Ruijuan Chu, Minghang Zhang, Xiaochao Wang, Siliang Luan
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Lenguaje:EN
Publicado: IEEE 2020
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Acceso en línea:https://doaj.org/article/c0b35f36b65f42f68d982cfc4b93a26e
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spelling oai:doaj.org-article:c0b35f36b65f42f68d982cfc4b93a26e2021-11-19T00:05:34ZAn Improved Selective Ensemble Learning Method for Highway Traffic Flow State Identification2169-353610.1109/ACCESS.2020.3038801https://doaj.org/article/c0b35f36b65f42f68d982cfc4b93a26e2020-01-01T00:00:00Zhttps://ieeexplore.ieee.org/document/9261423/https://doaj.org/toc/2169-3536Reliable and accurate real-time traffic flow state identification is crucial for an intelligent transportation system (ITS). This identification is a prerequisite for alleviating traffic congestion and improving highway operation efficiency. In this paper, we propose an improved traffic flow state identification model that is based on selective ensemble learning (SEL). First, we adopted the fuzzy C-means (FCM) clustering method to divide the traffic flow data into three main kinds of traffic flow states and obtained the parameters that correspond to each kind of traffic flow state. Second, we applied the random subspace (RS) algorithm as the ensemble method and support vector machine (SVM) model as base learners to construct the RS-SVM ensemble model for traffic flow identification. Significantly, the discrete binary particle swarm optimization (BPSO) algorithm with global optimization search ability was employed to select the classifiers obtained by the random subspace training in the ensemble system. We experimentally validated the effectiveness of the proposed BPSO–RS-SVM-SEL approach. The research results reveal that compared with other classical traffic flow state identification methods, the proposed model has a higher maximum accuracy of 98.68%. It can be seen that our model improves the classification accuracy of traffic flow state identification and the difference in the ensemble system to a certain extent.Zhanzhong WangRuijuan ChuMinghang ZhangXiaochao WangSiliang LuanIEEEarticleTraffic flow state identificationfuzzy C-means clusteringrandom subspace algorithmselective ensemble learningmachine learningElectrical engineering. Electronics. Nuclear engineeringTK1-9971ENIEEE Access, Vol 8, Pp 212623-212634 (2020)
institution DOAJ
collection DOAJ
language EN
topic Traffic flow state identification
fuzzy C-means clustering
random subspace algorithm
selective ensemble learning
machine learning
Electrical engineering. Electronics. Nuclear engineering
TK1-9971
spellingShingle Traffic flow state identification
fuzzy C-means clustering
random subspace algorithm
selective ensemble learning
machine learning
Electrical engineering. Electronics. Nuclear engineering
TK1-9971
Zhanzhong Wang
Ruijuan Chu
Minghang Zhang
Xiaochao Wang
Siliang Luan
An Improved Selective Ensemble Learning Method for Highway Traffic Flow State Identification
description Reliable and accurate real-time traffic flow state identification is crucial for an intelligent transportation system (ITS). This identification is a prerequisite for alleviating traffic congestion and improving highway operation efficiency. In this paper, we propose an improved traffic flow state identification model that is based on selective ensemble learning (SEL). First, we adopted the fuzzy C-means (FCM) clustering method to divide the traffic flow data into three main kinds of traffic flow states and obtained the parameters that correspond to each kind of traffic flow state. Second, we applied the random subspace (RS) algorithm as the ensemble method and support vector machine (SVM) model as base learners to construct the RS-SVM ensemble model for traffic flow identification. Significantly, the discrete binary particle swarm optimization (BPSO) algorithm with global optimization search ability was employed to select the classifiers obtained by the random subspace training in the ensemble system. We experimentally validated the effectiveness of the proposed BPSO–RS-SVM-SEL approach. The research results reveal that compared with other classical traffic flow state identification methods, the proposed model has a higher maximum accuracy of 98.68%. It can be seen that our model improves the classification accuracy of traffic flow state identification and the difference in the ensemble system to a certain extent.
format article
author Zhanzhong Wang
Ruijuan Chu
Minghang Zhang
Xiaochao Wang
Siliang Luan
author_facet Zhanzhong Wang
Ruijuan Chu
Minghang Zhang
Xiaochao Wang
Siliang Luan
author_sort Zhanzhong Wang
title An Improved Selective Ensemble Learning Method for Highway Traffic Flow State Identification
title_short An Improved Selective Ensemble Learning Method for Highway Traffic Flow State Identification
title_full An Improved Selective Ensemble Learning Method for Highway Traffic Flow State Identification
title_fullStr An Improved Selective Ensemble Learning Method for Highway Traffic Flow State Identification
title_full_unstemmed An Improved Selective Ensemble Learning Method for Highway Traffic Flow State Identification
title_sort improved selective ensemble learning method for highway traffic flow state identification
publisher IEEE
publishDate 2020
url https://doaj.org/article/c0b35f36b65f42f68d982cfc4b93a26e
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