改进后的粒子滤波跟踪算法不但保持了较高的运算效率，而且还较好地提高了跟踪的稳定性。
The improved particle filter tracking algorithm not only keeps the high efficient operation, but also improves stability of target tracking.
通过软件的方法设计了相关滤波器，实现了对振动信号的数字滤波，有效地提高了精度和工作效率。
Using software technology to design correlation filter, the digital filter of vibration signal was realized and the precision and work efficiency was improved.
实验表明，与传统的高斯滤波方法相比，新方法算法简单，计算效率高，且易于实现。
The experiment shows that the new method is more efficient and easier to realize than the conventional Gaussian filtering methods.
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