[1] WANG C C, JIANG B C. PCB solder joint defects detection and classification using machine vision［J］. International Journal of Industrial Engineering: Theory Applications and Practice, 2001, 8(4): 359-369.

[2] LI Zhimin, LIN Yuewei, HUANG Jun. Preprocess algorithm of PCB line detection［J］. Optics and Precision Engineering, 2007, 15(2): 272-276.

[3] HOUGH V, PAUL C. Method and means for recognizing complex patterns: US, 3069654［P］. 1962.

[4] GUO Jun, ZHANG Wanyi, YAN Fei, et al. Detection of digital holographic interference fringes based on Hough transform［J］. Acta Photonica Sinica, 2011, 40(1): 116-120.

[5] ZHAO Xiaochuan, LUO Qingsheng, CHEN Shaobo. Improved fast line detection method in images［J］. Optics and Precision Engineering, 2010, 18(7): 1654-1660.

[6] DAHYOT R. Statistical hough transform［J］. IEEE Transform on Pattern Analysis and Machine Interlligence, 2009, 31(8): 1502-1509.

[7] GUO S Y, PRODMORE T, KONG Y G, et al. Improved Hough transform voting scheme utilizing surround suppression［J］. Pattern Recognition Letter, 2009, 30(13): 1241-1252.

[8] DUAN Rujiao, ZHAO Wei, HUANG Songling, et al. Fast line detection algorithm based on improved Hough transformation［J］. Chinese Journal of Scientific Instrument, 2010, 31(12): 2774-2780.

[9] AGGARWAL N, KARL W C. Line detection in images through regularized Hough transform［J］. IEEE Transactions on Image Processing, 2006, 15(3): 582-591.

[10] GUO S Y, KONG Y G, TANG Q, et al. Probabilistic Hough transform for line detection utilizing surround suppression［C］. 2008 International Conference on Machine Learning and Cybernetics, Kunming, China, 2008: 2993-2998.

[11] GUAN Haiyan, ZHANG Jianqing, HU Qi, et al. Line extraction of industrial parts based on least square template matching［C］. Congress on Image and Signal Processing, Washington, USA, 2008: 966-700.

[12] DEB K, VAVILIN A, KIM J W, et al. Projection and least square fitting with perpendicular offsets based vehicle license plate tilt correction［C］. Proceedings of SICE Annual Conference, Ulsan, South Korea, 2010: 3291-3298.

[13] SI Yongsheng, JIANG Guoquan, LIU Gang, et al. Early stage crop rows detection based on least square method［J］. Transactions of the Chinese Society for Agricultural Machinery, 2010, 41(7): 163-167(+185).

[14] WANG Jinjiang, WU Mingyun, LIU Yang, et al. Phase unwrapping algorithm based on graph cuts［J］. Acta Photonica Sinica, 2012, 41(9): 1130-1134.

[15] ZHANG Zhijia, HUANG Shabai, SHI Zelin. Improved multithreshold image segmentation algorithm based on potential function clustering［J］. Optoelectronic Engineering, 2005, 32(8): 64-68.

[16] UKOVICH A, RAMPONI G. Feature extraction and clustering for the computeraided reconstruction of stripcut shredded documents［J］. Journal of Electronic Imaging, 2008, 17(1): 013008/1 013008/13.

[17] LI Xinye, YUAN Jinsha, JING Yongwen. An efficient user access pattern clustering algorithm［C］. Proceedings of the Sixth International Conference on Machine Learning and Cybernetics, Hong Kong, China, 2007: 4109-4112.