The method that relates temporal information to spectral information is called temporal frequency analysis.
把时间域信息和频率域信息联系起来进行分析的方法，称为时频分析法。
Objective To investigate the effect of spatial and temporal frequency on the Sweep pattern visual evoked response acuity (SPVER-A).
目的研究时间频率和空间频率对扫描图像翻转诱发电位视力准确度的影响。
Conclusion: This study may suggest that BOLD response depended on the temporal frequency could be influenced by visual stimulus pattern.
结论：BOLD信号对视觉刺激频率的依赖性可能受视觉刺激类型的影响。
AIM: To investigate the sensibility of pattern visual evoked potential (P-VEP) on the diagnosis of glaucoma in different temporal frequency.
目的：探讨图形视觉诱发电位(P - VEP)在不同时间频率对原发性青光眼诊断的敏感性。
Spatial and temporal frequency tuning characteristics of the pattern electroretinogram (PERG) were analysed by means of the fast Fourier transform (FFT)technique.
用快速傅里叶转换（FFT）技术分析了图形视网膜电图（PERG）的空间和时间调谐特性。
In this thesis, the art of temporal arrangement of events in the novel is anatomized and investigated in respect to temporal order, temporal frequency and temporal duration.
本论文从时序、时频和时值三个方面剖析研究了这部小说中事件的时间安排艺术。
The optimal spatial frequency, optimal temporal frequency and integration time of the cortical neurons driven by two eyes of strabismic amblyopes were quantitatively measured.
定量比较斜视性弱视猫两眼驱动皮层细胞的最优空间频率、时间频率及其整合时间。
The optical temporal and the optical frequency holograph are introduced in this paper, emphasis on the principle of the optical frequency holograph, and its application.
介绍了光学频域全息和时域全息的形成原理，并对光学频域全息在光纤通信及图像传输中的应用作了简要介绍。
Due to high temporal and frequency resolution and high energy focus, the accuracy of fault signal feature extraction is greatly improved by WVD.
WVD很高的能量聚集性和很好的时频分辨率，极大地提高了故障信号特征提取的准确度。
The theory describes the temporal nonlinear evolution of the field amplitude and frequency shift of a single wave mode.
从理论上描述了单一受激波的场幅值和频率偏移的非线性变化。
It is analyzed by numerical computation that the temporal growth rates and the frequency of PASOTRON are affected by the filling factor of plasma.
并通过数值计算分析了等离子体填充因子对PASOTRON的时间增长率及工作频率的影响。
The frequency shifts is found to increase with the strength of magnetic fields in solar interior, and its temporal behavior closely follows the phase of the synthetic solar activity cycle.
我们发现频率的变化随着太阳内部磁场强度增加而变大，并且和太阳活动周期密切相关。
The potential temporal hopping point set is fetched from the temporal projection variance of the adjacent domain time-frequency image according to the instantaneous signal bandwidth.
根据跳频信号瞬时带宽，将潜在跳频频率点邻域时频图投影到时域，分选潜在频率跳变点集合。
A numerical algorithm is set up for the retrieval of optical turbulence spectrum from high-frequency temporal spectra of a light wave propagating through a turbulent atmosphere.
建立了一种数值算法，从光波在湍流大气中传播的闪烁时间频谱的高频特征反演大气光学湍流谱。
The original motion mask image can be extracted from the high frequency frames which resulting from temporal decomposition of the original video sequence by wavelet transform.
将视频序列进行时间轴一维小波变换，利用变换后的高频帧信息提取出初步的运动掩模图像；
The temporal coherence of diode laser was studied by using linear frequency modulation technique with simple, experimental apparatus.
利用半导体激光器线性调频技术，研究了半导体激光器的时间相干性。其实验装置结构简单。
To deal with the similarity of spike temporal profile and frequency feature, a method was proposed to represent spike feature using wavelet analysis technique.
考虑到来自不同神经元的动作电位在时域或频域特征上的相似性，引入小波分析在时频域上对动作电位进行特征描述。
Temporal evolution of the low frequency electrostatic perturbations in an unmagnetized plasma with strong shear flow is investigated.
研究了在具有剪切本底流的非磁化等离子体中离子声波的激发及其与涡旋的转化。
An inverse temporal and spatial Fourier transform is applied to the estimated frequency-wavenumber spectrum, generating trace interpolation of the seismic data.
将逆时间和空间傅立叶变换应用于估计频率-波数谱，从而产生该地震数据的轨迹内插。
The numerical calculation and experimental results show that temporal correlation decreases more rapidly and inner scale of frequency spectrum gets smaller due to turbulent evolution.
数值计算和实测的结果表明： 速度起伏不仅使时间相关减小，而且使频谱的内尺度减小。
The numerical calculation and experimental results show that temporal correlation decreases more rapidly and inner scale of frequency spectrum gets smaller due to turbulent evolution.
数值计算和实测的结果表明： 速度起伏不仅使时间相关减小，而且使频谱的内尺度减小。
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