Investigating the relation between predictor and updater of second generation wavelet transform and their equivalent filters,predictor and updater are designed on the basis of the equivalent filters.

• 提出了以监测数据为基础构造特征小波提取数据趋势的新方法,研究了第二代小波变换的预测器、更新器与等效滤波器之间的关系,以及根据等效滤波器设计预测器和更新器系数的原理。