基于最佳小波基的地震面波插值方法 |
王志农, 孙成禹, 伍敦仕 |
Seismic surface wave interpolation method based on optimistic wavelet basis |
Zhi-Nong WANG, Cheng-Yu SUN, Dun-Shi WU |
图8 用于二维小波逆变换的四个子带 a—低频近似部分;b—水平方向的高频估计;c—垂直方向的高频估计;d—对角线方向的高频估计 |
Fig.8 Four sub-bands used in 2D wavelet inverse transformation a—low frequency approximation part;b—high frequency estimation of horizontal direction;c—high frequency estimation of vertical direction;d—high frequency estimation of diagonal direction |