Global Geology    2018 21 (4): 260-266   ISSN: 1673-9736  CN: 22-1371/P   Advanced derivative ratio filters for edge detection of potential field data MING Yanbo, GAO Tong, MA Guoqing College of Geo-Exploration Science and Technology, Changchun 130026, China 收稿日期 2018-03-05  修回日期 2018-06-22  网络版发布日期 null 参考文献  Blakely R J. 1995. Potential theory in gravity and magnetic applications. Cambridge:Cambridge University Press, 221-226. Bracewell R N. 1965. The Fourier transform and its application. New York:McGraw Hill Book Co., 323. Cooper G R J, Cowan D R. 2006. Enhancing potential field data using filters based on the local phase.Computers & Geosciences,32(1):1585-1591. Cooper G R J, Cowan D R. 2011. A generalized derivative operator for potential field data.Geophysical Prospecting,59(1):188-194. Fedi M, Florio G. 2001. Detection of potential fields source boundaries by enhanced horizontal derivative method.Geophysical Prospecting,49(1):40-58. Ma G Q. 2013. Edge detection of potential field data using improved local phase filter.Exploration Geophysics,44(1):36-41. Miller H G, Singh V. 1994. Potential field tilt-a new concept for location of potential field sources.Journal of Applied Geophysics,32(1):213-217. Verduzco B, Fairhead J D, Green C M. 2004. New insights into magnetic derivatives for structural mapping.The Leading Edge,23(2):116-119. Wijns C, Perez C, Kowalczyk P. 2005. Theta map:edge detection in magnetic data.Geophysics,70(4):39-43. 通讯作者: MA Guoqing