The results show that, the proposed method can satisfy the requirements from the aspects of backgroundnoisesuppression, normal range values on the target and edge-preservation.
实验结果表明，采用该方法，能够满足距离像背景噪声抑制、目标上距离值正常和边缘保持三方面要求。
2
In order to evaluate results of pretreatment, two definitions of signal-to-noise ratio and backgroundsuppression factor were given.