Each test signal of tank gun control test system usually has random disturbance, real-time recurrence filtering for test signals is performed by means of Kalman filtering.
火炮控制检测系统各检测信号大多含有随机干扰，利用卡尔曼滤波可对检测信号进行实时递推滤波。
A filter is designed to attenuating noise in accordance with the characteristics of seismic signals having a random disturbance with the theory of the 2-d wavelet transform.
针对地震信号随机干扰的特点，运用二维小波变换的理论，设计了相应的变换域去噪滤波器。
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