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介绍了小波变换原理，讨论了小波理论在实时采样信号处理及抗噪声干扰中的应用，仿真结果表明，利用小波变换原理进行采样信号滤波是十分有效的。这对提高系统的控制精度是有利的
The principle of wavelet transform is introduced, and the application of wavelet theory in real-time sampling signal processing and anti-noise interference is discussed. The simulation results show that it is very effective to use wavelet transform principle to sample signal filtering. This is to improve the control accuracy of the system is advantageous