The precision of balancing machines lies on the ability of extracting small signals buried in background noise, so filter should have adaptive ability according to variety of signals.
动平衡机的精度主要取决于强背景噪声干扰下小信号的提取能力，要求滤波对信号的变化具有自适应性。
Based on the dynamic balancing of rigid rotors, an integral digital tracking filter method is put forward for fundamental frequency detection.
以刚性转子现场动平衡为背景，提出了用于基频检测的积分型数字跟踪滤波法。
For common biorthogonal multi-wavelets system, a simple definition of balancing of order is proposed, and the prefilter theory is introduced to biorthogonal multi-filter Banks.
对一般的双正交多小波系统，给出了阶平衡的较为简单的定义，并将预滤波理论引入双正交多小波滤波器组。
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