1.
Overlapping Caused by Fourier Transformation Profilometry Based on Tow-frequency Grating
双频光栅傅里叶变换轮廓术频谱混叠研究
2.
A novel intra-scale local correlation image denoising method based on non-aliasing contourlet transform
基于去频谱混叠Contourlet变换的层内局部相关性图像降噪
3.
An Experimental Platform for Separating Cyclostationary Signals from Spectrally Overlapping Interference
频谱重叠的循环平稳信号分离实验平台
4.
Time-Frequency Analysis of Hilbert Spectrum Based on Maximal Overlap Discrete Wavelet Packet Transform
用最大重叠离散小波包变换的Hilbert谱时频分析
5.
Digital audio aliasing is introduced when one attempts to record frequencies that exceed half the sampling rate.
在录音频率超过抽样频率的一半时，会造成数字音频混叠失真。
6.
Transient Coherence Four-and Six-wave Mixing Spectroscopy with Phase-conjugation Geometry;
瞬态相干相位共轭四波混频和六波混频光谱术
7.
Resolution of overlapping chromatographic peaks based on hybrid taboo search algorithm
基于混合禁忌搜索算法的重叠色谱峰解析
8.
Range aliasing and range ambiguity of HF surface wave radar
高频地波雷达距离混叠与距离模糊研究
9.
A Low Voltage,Low Noise and High Gain CMOS Folded Mixer
一种低电压、低噪声、高增益CMOS折叠式混频器
10.
Contrarily,if the frequency bandwidth of signal is finite,the time length of signal will be infinite when sampling in frequency domain,the time folding phenomenon will certainly happen.
反之,若信号的频带宽度有限,当进行频域抽样时,时域必然发生混叠.
11.
Construction of experimental platform for separating cyclostationary signals from spectrally overlapping interference
基于循环平稳算法的频谱重叠信号分离实验平台的设计与实现
12.
layered column chromatography
层叠式柱色谱(法)
13.
Nondestructive testing of concrete structures using the spectral analysis of Rayleigh wave
利用瑞利波频谱分析法无损检测混凝土结构
14.
Study on spectral gain characterization of four-wave mixing in photonic crystal fiber
光子晶体光纤中四波混频光谱增益特性的研究
15.
spectral density
谱线[频谱，光谱]密度
16.
optimum wide band horizontal stack
最佳宽频带水平叠加
17.
prestack F-K migration method
叠前频率-波数域偏移法
18.
Mathematical Reasoning and Practical Formulas for Frequency Spectrum Analyzing Method Using Fast Anti alias Fourier Transform
快速抗混迭傅立叶变换频谱计算法的推证及实用计算公式