...冲击滤波器; 反向扩散; 微分几何 [gap=949]ge enhancement; edge sharpening; bidirectional diffusion; anisotropic diffusion; shock filter; inverse flow; differential geometry ..
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为进一步提高无限冲击响应(IIR)数字滤波器的性能，提出了一种基于搜寻者优化算法(SOA)的IIR数字滤波器设计方法。
To further improve the performances of infinite impulse response (IIR) digital filters, a new approach based on the seeker optimization algorithm (SOA) was proposed for IIR digital filter design.
文章从一个新的角度提出了一种在给定冲击响应条件下IIR滤波器的设计方法。
A new method to design an IIR filter is proposed under this condition of infinite impulse response given from a new Angle.
传统的研究方法是在满足滤波器组完全重构的情况下通过寻优的方法得到滤波器的冲击响应，所得到的滤波器性能较差。
The traditional method is that the impulse response of filter can be gotten by optimization under the perfect reconstruction condition. The performance of filters is not very good.
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