UID :92936
UID :98872
silvercoral:看样子像是由于截断误差造成的调制。就是时间窗口取短了,可以加个AR FILTER或者用频域再算算看。 (2012-10-19 18:18) CKI.\o
UID :88058
UID :24731
ath_2012:AR FILTER?能详细解释一下么 (2012-10-22 09:33) % >a /m.$