位场的footprint分析及footprint-FFT快速正演方法
孙思源, 高秀鹤, 曹学峰

Footprint analysis and footprint-FFT-based fast forward modeling of potential fields
SUN Si-Yuan, GAO Xiu-He, CAO Xue-Feng
图2 footprint判定方法示意
Fig.2 The relationship between radiuses of footprint and calculation