The linear filtering coefficient obtained by this method can directly in - fluence the interpretation result of electric sounding curve.
用这种方法求出的线性滤波系数，对电测深曲线的解释结果有直接影响。
The paper presents a method of motion curve frequency domain filtering in Omni-directional M-mode echocardiography images based on Discrete Fourier Transform (DFT).
介绍一种基于离散傅里叶变换(DFT)的全方向M型超声心动图运动曲线频域滤波技术。
Adopting this method, we can not only improve the smoothness of filtering curve but also approximately preserve the shape of original function.
应用这种方法不仅可以改善滤波特性曲线的光滑度，还可近似地保持原函数的形状。
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