Autocorrelation and average magnitudedifference function are essential methods in pitch detection.
自相关法和平均幅度差函数是两种常用的基音检测方法。
2
In the quantitative evaluation, estimation fracture parameters mainly by dual lateral logging magnitudedifference and image logging.
在定量评价方面,主要是采用双侧向测井幅度差和成像测井方法来估算裂缝参数。
3
The Siemens numbers ranged from 60-120 (call it 100 for comparative purposes), while the FBR’s granular method comes in at about 10KWh/kg—an order of magnitudedifference.