仿真结果表明，该方法实现方便，精度较高，适合各种对称窗函数，抗噪声能力强。
Simulated result demonstrates that this method is easily carried out with high precision, suits for all kinds of symmetrical window function and has high ability of anti-noise.
仿真结果表明，该方法实现方便，精度较高，适合于各种对称窗函数，抗噪声能力强。
Simulation result shows that this method is easily carried out with high precision, applicable for all kinds of symmetrical window function and having high ability of anti noise.
根据三角窗函数的对称性和三角滤波器的递归性，给出了高斯滤波器的实用逼近算法。
According to the symmetry of the triangle window function and the recurrence relations of triangle filter, the practical algorithm of the approximated Gaussian filter is obtained.
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