Analysis on Characteristics of Traffic Accidents in Nagano (Second Report)

In previous report, the fatal accidents in hilly and mountainous area are paid attention to Nagano prefecture using statistical accident data analysis. Also, it was found that Wakayama and Yamanashi prefectures etc. belong to same cluster. This paper analyzed the comparison among these prefectures t...

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Main Authors: Yuma Maruyama, Hiroshi Kuniyuki, Hideyuki Suganuma, Takumi Suzawa, Masaki Hara, Yuki Yoshimura
Format: Article
Language:English
Published: Society of Automotive Engineers of Japan, Inc. 2019-04-01
Series:International Journal of Automotive Engineering
Online Access:https://www.jstage.jst.go.jp/article/jsaeijae/10/2/10_20194107/_article/-char/ja
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author Yuma Maruyama
Hiroshi Kuniyuki
Hideyuki Suganuma
Takumi Suzawa
Masaki Hara
Yuki Yoshimura
author_facet Yuma Maruyama
Hiroshi Kuniyuki
Hideyuki Suganuma
Takumi Suzawa
Masaki Hara
Yuki Yoshimura
author_sort Yuma Maruyama
collection DOAJ
description In previous report, the fatal accidents in hilly and mountainous area are paid attention to Nagano prefecture using statistical accident data analysis. Also, it was found that Wakayama and Yamanashi prefectures etc. belong to same cluster. This paper analyzed the comparison among these prefectures to clarify Nagano's and each cluster’s characteristics of accidents in detail. Principal component analysis was performed to clarify the characteristics of each cluster and remarkable accidents. Furthermore, the feature was verified by classifying and investigating fatal accidents in Nagano occurred in 2016. As a result, remarkable accidents of Nagano were vehicle to vehicle and vehicle alone accidents on the road with up-down slope and curve in hilly and mountainous areas. It was found that approximately 19% of fatal accidents in Nagano were these types of accidents. In addition, the principal component analysis indicates Wakayama and Yamanashi have the same characteristics of accidents as Nagano. This method for accident analysis is valuable to find out characteristics and their true causes toward zero accidents in local areas.
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spelling doaj.art-9f1ca6a658734a91bfef3778bd6426422024-01-12T07:24:27ZengSociety of Automotive Engineers of Japan, Inc.International Journal of Automotive Engineering2185-09922019-04-0110221922510.20485/jsaeijae.10.2_219Analysis on Characteristics of Traffic Accidents in Nagano (Second Report)Yuma Maruyama0Hiroshi Kuniyuki1Hideyuki Suganuma2Takumi Suzawa3Masaki Hara4Yuki Yoshimura5Suwa University of Science, Faculty of EngineeringSuwa University of Science, Faculty of EngineeringSuwa University of Science, Faculty of EngineeringSuwa University of Science, Faculty of EngineeringSuwa University of Science, Faculty of EngineeringSuwa University of Science, Faculty of EngineeringIn previous report, the fatal accidents in hilly and mountainous area are paid attention to Nagano prefecture using statistical accident data analysis. Also, it was found that Wakayama and Yamanashi prefectures etc. belong to same cluster. This paper analyzed the comparison among these prefectures to clarify Nagano's and each cluster’s characteristics of accidents in detail. Principal component analysis was performed to clarify the characteristics of each cluster and remarkable accidents. Furthermore, the feature was verified by classifying and investigating fatal accidents in Nagano occurred in 2016. As a result, remarkable accidents of Nagano were vehicle to vehicle and vehicle alone accidents on the road with up-down slope and curve in hilly and mountainous areas. It was found that approximately 19% of fatal accidents in Nagano were these types of accidents. In addition, the principal component analysis indicates Wakayama and Yamanashi have the same characteristics of accidents as Nagano. This method for accident analysis is valuable to find out characteristics and their true causes toward zero accidents in local areas.https://www.jstage.jst.go.jp/article/jsaeijae/10/2/10_20194107/_article/-char/ja
spellingShingle Yuma Maruyama
Hiroshi Kuniyuki
Hideyuki Suganuma
Takumi Suzawa
Masaki Hara
Yuki Yoshimura
Analysis on Characteristics of Traffic Accidents in Nagano (Second Report)
International Journal of Automotive Engineering
title Analysis on Characteristics of Traffic Accidents in Nagano (Second Report)
title_full Analysis on Characteristics of Traffic Accidents in Nagano (Second Report)
title_fullStr Analysis on Characteristics of Traffic Accidents in Nagano (Second Report)
title_full_unstemmed Analysis on Characteristics of Traffic Accidents in Nagano (Second Report)
title_short Analysis on Characteristics of Traffic Accidents in Nagano (Second Report)
title_sort analysis on characteristics of traffic accidents in nagano second report
url https://www.jstage.jst.go.jp/article/jsaeijae/10/2/10_20194107/_article/-char/ja
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