It overcame the shortcoming of the hardthreshold function's discontinuousness and improves the constant error.

该阈既克服了硬阈不连续缺点,又修正了软阈存在恒定偏差。

Geological radar is a non-destructive test instrument that detect the underground objects by the quality of discontinuousness of the underground medium.

地质达是一种通过利用地下介质不连续性来探测地下目标检测工具。