最后利用所得到的规范形和普适开折讨论了非线性动力系统的余维3退化分叉。

Finally we use obtained normal form and universal unfolding to discuss codimension 3 degenerate bifurcations of nonlinear dynamical system.

youdao

实验结果表明：对于含有目标信息的起伏背景图像，背景对消的最佳滤波方法，应采用开余滤波法。

Then, the experiment results show that in all of four filtering methods, the open residue filtering method is the best for background drop.

youdao