集合经验模态分解是对传统经验模态分解方法的巨大改进，有效解决了传统经验模态分解的模态混叠问题，使真实信号得到最大程度的保留。可以当做经验模态使用- The empirical empirical mode decomposition is a great improvement to the traditional empirical mode decomposition method, which effectively solves the problem of