frequency-domain filtering 频域滤波
spatial-domain filtering 空间区域过滤
frequency domain filtering 频域滤波
Restoration with Frequency Domain Filtering 频率域滤波复原
space-domain filtering 空间域滤波
fourier domain filtering 傅立叶滤波
Subband-domain filtering 子带域滤波
Principles and performances of quantum stochastic filters are studied for nonlinear time-domain filtering of communication signals.
针对通信信号的非线性时域滤波问题，研究了量子随机滤波器的原理和性能。
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。
Low level image processing is the base of localization. The paper discusses time domain filtering and frequency domain filtering according to the noise disturbance in the surrounding images.
低层视觉图象处理是视觉定位的基础，针对环境图象存在噪声干扰的特点，文章分别从时域和频域上分析了图象滤波的方法。
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