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WU You-peng, WANG Hong-xia, ZHOU Zhan-rong, CHENG Yan-gui, LI Zheng-liang. Simulation of circular harmonic Mellin filter in pattern recognition[J]. LASER TECHNOLOGY, 2007, 31(1): 86-88.
Citation: WU You-peng, WANG Hong-xia, ZHOU Zhan-rong, CHENG Yan-gui, LI Zheng-liang. Simulation of circular harmonic Mellin filter in pattern recognition[J]. LASER TECHNOLOGY, 2007, 31(1): 86-88.

Simulation of circular harmonic Mellin filter in pattern recognition

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  • Received Date: December 29, 2005
  • Revised Date: April 06, 2006
  • Published Date: February 24, 2007
  • The circular harmonic Mellin filter is proposed in pattern recognition to obtain the characters of invariable rotation and scale.The circular harmonic transform and Mellin transform are combined to form the circular harmonic Mellin transform.Simulation results show the rotation and scale of the filterkeeps constant.It can pick up the inflexion and edge of the object and the structure of edge is judged by the correlation peaks of inflexions.
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