[1] L Ch F,DU Zh Ch.Chassis positioning system based on the laser radar survey technology [J].Laser Technology,2007,31(6):596-601(in Chinese).

[2] ZHONG Zh Q,ZHOU J,SUN D S,et al.The research of error analysis and simulation of aerosol detected by MPL [J].Laser Technology,2006,30(3):232-235(in Chinese).

[3] SUN Zh B,GUO J J,LIU Zh Sh,et al.Visibility measurement over the horizontal path by means of micro-pulsed lidar [J].Laser Technology,2007,31(2):200-202(in Chinese).

[4] JIA Y H.Automatic on-line load measurement system for mine truck based on the laser-radar survey technology [J].Mining Research and Development,2006,26(2):62-64(in Chinese).

[5] HE Y H,RONG H.Research on the processing of non-contacted three-dimensional scanning measurement data [J].Journal of Chongqing Institute of Technology,2006,20(5):30-35(in Chinese).

[6] LIU J Q,GAO J M,LI Y,et al.Research on cloud data’s pretreatment technology based on reverse engineering [J].Modern ManufacturingEngineering,2005(7):73-75(in Chinese).

[7] . The pre-processing of data points for curve fitting in reverse engineering[J]. The International Journal of Advanced Manufacturing Technology, 2000, 16(9): 635-642.

[8] ZHANG M Y,WANG H L,ZHENG J H,et al.Application of image noise removing based on improved median filtering [J].Ordnance Industry Automation,2006,26(8):45-47(in Chinese).

[9] DONG M X,ZHENG K P.A random filter algorithm for reducing noise error of point cloud data [J].Journal of Image and Graphics,2004,9(2):245-248(in Chinese).

[10] KOLTE P,SMITH R,SU W.A fast median filter using AltiVec [C]//IEEE International Conference on Computer Design (ICCD).Austin,TX,USA:IEEE,1999:384-391.

[11] . Adaptive threshold median filter for multiple-impulse noise[J]. Journal of Electronic Science Technology of China, 2007, 5(1): 70-74.

[12] . Fast algorithm of 3-D median filter for medical image despeckling[J]. Proc SPIE, 2007, 6789: 1-5.

[13] . Research on thresholding methods for image segmentation[J]. Journal of Liaoning University, 2006, 33(2): 135-137.