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3 场值贡献随计算半径变化曲线
(圆点表示计算的footprint半径坐标点)
Fig.3 Curves of contributions for fields with calculation radius
(color dots represent radius of footprint for different fields)