基于Hilbert-Huang 变换的大地电磁去噪研究

陈钧, 严良俊, 周磊

Denoising of magnetotelluric data based on Hilbert-Huang transform

CHEN Jun, YAN Liang-Jun, ZHOU Lei

图7 噪声频率含量较多IMF的希尔伯特时频谱

Fig.7 Hilbert time spectrum of IMF with more noise frequency content