1) multiresolution spectrum analysis
多分辨率频谱分析
2) multi-resolution spectrum
多分辨率频谱
3) spectral resolution
频谱分辨率
1.
The contradiction of spectral resolution and permutation alignment will appear in speech blind signal separation(BSS) of frequency domain when using independent component analysis(ICA).
独立分量分析(ICA)在频域中进行语音盲信号分离(BSS)时,将产生频谱分辨率降低和信号源间频谱相互干扰的矛盾,矛盾的任何一方突出时都会影响分离效果。
4) multi-resolution time-frequency analysis
多分辨率时频分析
1.
And after comparing several kinds of classic methods of time-frequency analysis,multi-resolution time-frequency analysis based on wavelet packet transform and short-time Fourier transform was used to realize the analysis of sleep stage classification automatically.
详细介绍了睡眠分阶规则,并在分析比较多种时频分析方法的基础上,应用基于小波包变换和短时傅里叶变换的多分辨率时频分析方法来实现睡眠脑电图的自动分阶分析。
5) multi-resolution spectrum sensing
多分辨率频谱感知
1.
This idea sheds a light to the more general multi-resolution spectrum sensing problem,and is of practical significance.
贝叶斯推理的多信道频谱感知方法也是多分辨率频谱感知的基础,具有重要的应用价值。
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