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).
介紹一種基於離散傅裡葉變換（DFT）的全方曏M型超聲心動圖運動曲線頻域濾波技術。
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.
提出一個簡單直接的將頻域心理聽覺模型轉換到小波域，進行小波包濾波器分解音頻編碼的新方法。
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.
根據波在人工邊界的放大傚應和在有限離散模型中多次反射的概唸在頻域內闡明了這一常見的振蕩失穩的機制。