ITD模态识别方法。利用时移技术构造虚拟测点，时域识别方法。-ITD modal identification methods. Shift the use of technology when constructing virtual measuring point, time domain identification methods.

itd，一种时域模态参数识别方法，可以得到结构频率，阻尼比，振型，可直接使用，不需更改-A time domain modal parameter identification, can be measured data get the structure frequency and damping ratio and mode shapes

Mdal identification of itd metod based on matlab platform