The interpolation precision is correlated with Max feed rate pulse equivalent of CNC cyc of interpolation and output impulse frequency of pulse generator.
其插补精度与最大进给速度、机床系统的脉冲当量、插补周期,以及脉冲发生器的输出脉冲频率有关。
Computational results show that the mean impulse repetition rate of each impulse sequence in the time domain matches the corresponding characteristic defect frequency of the bearing very well.
计算表明,其脉冲线周期性出现的平均频率与相应的故障特征频率相当吻合。
This algorithm set threshold to distinguish impulse noise point, through variance rate of gray level. The information of every impulse noise point is noted in a array.
该算法通过灰度变化率设置阈值判别脉冲噪声点,并将脉冲噪声点信息记录到与图像对应的噪声记录数组中。
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