本程序可以实现变转速工况下对测取的信号实现重采样阶次跟踪分析。-The program can achieve variable speed operating conditions to achieve the measured signal taken resampling order tracking analysis.

Vold-Kalman时频工具箱 对非平稳信号进行阶次分析-Vold-Kalman second generation, multi-order, simultaneous order tracking code (vkm.m).