time frequency representation 时频表示 ; 简称时频分析法
AOK time-frequency representation AOK分布
adaptive time-frequency representation 自适应时
smoothed time-frequency representation 二维精细谱
adaptive time frequency representation 自适应时频表示
time frequency representation of power 时频功率谱表示
Time-Frequency Representation Image Formation 一种面向检测的时频表示成像算法
adaptive optimal kernel time-frequency representation 自适应最优核时频分布
Time-frequency signal representation 信号时频表示 ; 时频信号表示
The time-frequency representation with the high quality is obtained. The result demonstrates that GST is an effective means for seismic signal processing.
并对一维人工合成复杂地震信号进行分析,获得了高质量的时频表示,证明了广义S变换在地震信号处理中应用的有效性。
参考来源 - 改进的S变换及在地震信号处理中的应用Secondly, the application of improved window scale selection algorithm in time-frequency representation of non-stationary signal is researched and compared with existing time-frequency analysis algorithm applied in time-frequency representation.
其次,研究了窗口尺度选取改进算法在非平稳信号时频表示当中的有效性,并与现有的各种在时频表示中常用的时频分析算法相比较。
参考来源 - 光学三维形貌测量中的时频分析技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Now we have a true time-frequency representation of the signal.
现在我们有了信号的一个时频表示。
A method of signal time-frequency representation with phase factor is introduced.
描述了一种带相位因子的时频分析方法。
The Doppler blood flow signal is inherently a nonstationary Gaussian random process whose time-frequency representation associates with the time-varying velocity of blood flow and its variations.
多普勒超声血流信号是一个非平稳的高斯随机过程，其时频分布与血流的速度及其变化有密切的关系。
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