调制传输函数的检测。
调制传输函数可对线性影像系统的频率传输特性进行描述。
Method Modulation transfer function (MTF) was used to analyze the spatial frequency transfer characteristics of ct and MRI.
本文提出了沃尔什函数作多路复用传输时的另一种调制制式——宽度调制。
In this paper we suggested the width modulation-another modulation method of Walsh function in the multiplex system.
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