高斯滤波器是一类根据高斯函数的形状来选择权值的线性平滑滤波器。高斯平滑滤波器对于抑制服从正态分布的噪声非常有效。(The Gauss filter is a class of linear smoothing filters that select weights based on the shape of the Gauss function. The Gauss smoothing filter is very effective in suppressing noise that obeys normal distribution.)