基于生成对抗网络的半航空瞬变电磁噪声数据扩充方法

冯威, 冯浩, 肖立江, 陈品明, 刘东, 王用鑫, 周小生, 孙怀凤, 王震

A data augmentation method for semi-airborne transient electromagnetic noise based on a generative adversarial network

FENG Wei, FENG Hao, XIAO Li-Jiang, CHEN Pin-Ming, LIU Dong, WANG Yong-Xin, ZHOU Xiao-Sheng, SUN Huai-Feng, WANG Zhen

图8 含噪合成数据降噪前后信噪比及相关系数分布 a—降噪前数据信噪比及相关系数分布;b—降噪后数据信噪比及相关系数分布(未使用扩充数据);c—降噪后数据信噪比及相关系数分布(使用扩充数据);d—使用与未使用扩充数据结果差值

Fig.8 Distribution chart of signal-to-noise ratio and correlation coefficient before and after denoising of synthetic data with noise a—signal-to-noise ratio and correlation coefficient of data before noise reduction; b—signal-to-noise ratio and correlation coefficient of data after noise reduction (without using augmented data); c—signal-to-noise ratio and correlation coefficient of data after noise reduction (using augmented data); d—the difference in denoising results between using and without using augmented data