[1] [1] GE Huayong,BAI Enjian.A new method for edge enhancement and its application to joint transform correlator［J］.Acta Photonica Sinica,2008,37(9):19071911.

[2] [2] CHEN Guojin,ZHU Miaofen,SHI Huli, et al. Identification of image definition based on minimum isotropy wavelet［J］.Acta Photonica Sinica,2008,37(2):395399.

[3] [3] CHEN Xuehua,HE Zhenhua,HUANG Deji.Seismic data edge detection based on higherorder pseudo Hilbert transform［J］.Progress in Geophysics,2008,23(4):11061110.

[4] [4] CHEN Xuehua,HE Zhenhua,HUANG Deji.Highorder pseudo Hilbert transform and application in edge detection［J］.Journal of Data Acquisition & Processing, 2008,23(2):224227.

[5] [5] DAVIS J A,McNAMARA D E,COTTRELL D M,et al.Image processing with the radial Hilbert transform:theory and experiments［J］.Optics Letters,2000,25(2):99101.

[6] [6] GUO C S,ZHANG Y,HAN Y J,et al.Generation of optical vortices with arbitrary shape and array via helical phase spatial filtering［J］.Optics Communications,2006,259(2):449454.

[7] [7] SITU G,WARBER M,PEDRINI G,et al.Phase contrast enhancement in microscopy using spiral phase filtering［J］.Optics Communications,2010,283(7):12731277.

[8] [8] JESACHER A,FURHAPTER S,BERNET S,et al.Shadow effects in spiral phase contrast microscopy［J］. Physical Review Letters,2005,94(23):2339024.

[9] [9] FURHAPTER S,JESACHER A,BERNET S,et al. Spiral phase contrast imaging in microscopy［J］.Optics Express,2005,13(3):689694.

[10] [10] GUO C S,ZHANG Y,HAN Y J,et al.Generation of optical vortices with arbitrary shape and array via helical phase spatial filtering［J］.Optics Communications, 2006,259(2):449454.

[11] [11] BOKOR N,IKETAKI Y.LaguerreGaussian radial Hilbert transform for edgeenhancement Fourier transform Xray microscopy［J］.Optics Express,2009,17(7):55335539.

[12] [12] YI Tao,CAO Leifeng,YANG Guohong,et al.Edge enhancement imaging using spiral zone plate［J］.High Power Laser and Particle Beams,2010,22(9):20752078.

[13] [13] SITU G,PEDRINI G,OSTEN W.Spiral phase filtering and orientationselective edge detection/enhancement［J］. JOSA A,2009,26(8):17891798.

[14] [14] LIU Tingting,HONG Zhengping,GUO Chengshan.Common path pahseshifting digital holography based on a spiral phase filtering［J］.Journal of Optoelectronics Laser,2008,19(1):9699.

[15] [15] FOO G,PALACIOS D M,SWARTZLANDER G A.Optical vortex coronagraph［J］.Optics Letters,2005,30(24):33083310.

[16] [16] GUO C S,HAN Y J,XU J B.Radial Hilbert transform with LaguerreGaussian spatial filters［J］.Opt Lett,2006,31(10):13941396.