COAL ENGINEERING ›› 2017, Vol. 49 ›› Issue (4): 94-97.doi: 10.11799/ce201704028

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Road Network Updating in Mining Area Based on Massive GPS Trajectory Data of Truck

  

  • Received:2016-06-14 Revised:2016-07-17 Online:2017-04-09 Published:2017-05-16

Abstract: The timely updating of the transportation road network in open-pit mine, is a reliable guarantee for normal transportation in open-pit mine. Aiming at the constant changing of mine road network with the environment, this paper realized the automatic updating technology of mine road network by using massive trajectory data of mine truck.Through analysis and evaluation of the accuracy of the trajectory data to screen out the reliable data, and the improved DBSCAN density clustering algorithm was applied to the data to obtain the clustering points, then the clustering points was performed quasi uniform B-spline curve fitting, establishing topological relations and forming a road map of mining area. The result showed that the algorithm can adapt to the vast majority of mining area road environment

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