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Research on management and control strategy of E-bikes based on attribute reduction method

Li Yingfeng

Li Yingfeng

Faculty of Management, Xi’an University of Architecture and TechnologyXi’an, China
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Yingfeng, Li
 e 
Wang Minghu

Wang Minghu

Faculty of Management, Xi’an University of Architecture and TechnologyXi’an, China
Cerca questo autore su
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Minghu, Wang
  
26 mag 2021
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Pubblicato online: 26 mag 2021
Pagine: 161 - 170
Ricevuto: 29 nov 2020
Accettato: 26 feb 2021
DOI: https://doi.org/10.2478/amns.2021.2.00020
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© 2021 Li Yingfeng et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Fig. 1

Forward traffic conflict diagram.
Forward traffic conflict diagram.

Fig. 2

Rear-end conflict diagram.
Rear-end conflict diagram.

Fig. 3

Cross conflict diagram.
Cross conflict diagram.

Analysis of factors affecting traffic conflicts_

The kernel matrix
C1 C2 C3 C4 C5 C6 C7
Empty 0 0
0 0 1 0 0 0 1
0 0 1 0 0 1 0
0 0 0 1 0
0 0 1 0 0 1 1
0 0 0 1 0
0 0 1 0 0 2 0
1 0 1 0 0 2 1
1 0 0 1 0

Critical gap observation statistics of conflict between motor vehicles and E-bikes_

Observing through conflict Average time (seconds) Observing through conflict Average time (seconds)
Left turn E-bike through straight large car 4.6 Straight E-bike through the right turn large car 1.75
Left turn E-bike through straight small car 3.7 Straight E-bike through right turn small car 0.94
Left-turning motor vehicle crossing straight E-bike 3.08

An information system instance_

U a b c d e
1 1 0 1 2 0
2 0 1 1 1 2
3 2 0 0 1 1
4 1 1 0 2 2
5 1 0 1 0 1
6 2 2 0 1 1
7 2 1 1 1 2
8 0 1 1 0 1

Traffic conflict and influencing factors data_

U C D U C D
C1 C2 C3 C4 C5 C6 C7 C1 C2 C3 C4 C5 C6 C7
1 0 1 0 0 0 0 0 0 12 0 0 1 0 1 0 1 0
2 0 0 0 1 0 1 1 2 13 0 1 1 1 0 2 1 1
3 0 0 0 0 0 2 1 2 14 1 1 1 1 0 2 0 1
4 0 1 0 0 1 2 1 2 15 0 1 1 1 0 2 0 1
5 0 0 0 1 1 1 1 2 16 0 0 0 0 0 1 0 2
6 0 1 0 0 1 2 1 2 17 1 0 1 0 1 0 0 1
7 0 0 1 1 0 1 0 0 18 0 0 1 1 0 1 0 1
8 0 1 0 1 0 2 0 0 19 0 0 1 0 1 1 1 0
9 1 1 1 1 0 0 1 0 20 1 1 1 1 0 2 1 0
10 0 0 0 0 1 0 1 1 21 0 1 0 0 0 2 1 2
11 0 0 1 0 1 1 1 0 22 1 1 1 1 1 0 0 0
Lingua:
Inglese
Frequenza di pubblicazione:
1 volte all'anno
Argomenti della rivista:
Scienze biologiche, Scienze della vita, altro, Matematica, Matematica applicata, Matematica generale, Fisica, Fisica, altro
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