This paper uses the Apriori algorithm combined with the pruning strategy to mine fault association rules for contact network fault data in some sections of the Beijing-Tianjin intercity, Beijing-Shanghai line and Beijing-Kowloon line. The mining results show that there is a certain connection between faults and faults, and there is a certain regularity. For example, a fault in the positioning wire clamp may cause related faults in the contact wire. Finally, the association rules obtained from the mining are organized and analyzed. The fault association rules mined and sorted through the Apriori algorithm play a certain guiding role in the maintenance of rail transit contact networks and can help staff make maintenance decisions.
KEYWORDS: Roads, Systems modeling, Numerical analysis, Optimization (mathematics), Signal attenuation, Control systems design, Control systems, Safety, Lutetium, Lithium
Urban arterial road plays a crucial role in urban roads, it determines the traffic capacity of a city and the congestion of a region. This design of the main single intersection highly channelizing and calculate the corresponding cycle length, draw the main intersection highly channelizing figure, reusing traffic coordination control principle to set out the control scheme, each intersection of phase calculated by the number of solutions, and the width of the green wave band is calculated, draw the time space diagram, The width of the green wave band meets the requirements, so as to reduce the number of vehicle parking and improve the traffic capacity.
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