discrete frequency-domain

常见例句

The paper presents a method of motion curve frequency domain filtering in Omni-directional M-mode echocardiography images based on Discrete Fourier Transform(DFT).
介绍一种基于离散傅里叶变换（DFT）的全方向M型超声心动图运动曲线频域滤波技术。
A simple and direct algorithm to convert the psycho-acoustic model from the frequency domain to wavelet domain is presented to perform the Discrete Wavelet Packet Transform.
提出一个简单直接的将频域心理听觉模型转换到小波域，进行小波包滤波器分解音频编码的新方法。
Mechanism of the oscillation instability is then illuminated in frequency domain by amplification at the artificial boundary and multi-reflection of wave motion in a finite discrete model.
根据波在人工边界的放大效应和在有限离散模型中多次反射的概念在频域内阐明了这一常见的振荡失稳的机制。