關於高音頻音源的定位(localization),最主要依賴下列那一線索來定位?
Ainteraural time difference
Bspectral difference of sound
Cinteraural level difference正確答案
Dinteraural phase difference
答案與詳解
ILD(interaural level difference,耳間音量差)是高頻定位主要線索。高頻波長短,被頭部阻擋產生「頭影效應(head shadow)」,遠耳音量明顯低於近耳,大腦據此判斷方位。
