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- Track Irregularity Simulation in Frequency Domain Sampling 频域采样三角级数法模拟轨道不平顺信号
- frequency domain sampling 频域抽样
- The algorism for frequency domain use FFT to realize. 频域算法采用了快速傅立叶变换实现；
- The frequency domain, the holograph and related concepts have all been used. 频率域、全息及有关的概念都已采用。
- Canceling reconstruction and wavelet decomposition reconstruction in the time domain and frequency domain remove some disturbance signals. Sampling length of actuating signal and response signal is reserved. 通过时域相消和小波分解重构,消除了多缸发动机的缸间干扰信号,保持了激励和响应信号的采样长度和相位。
- In the frequency domain, sampling of curvature and offset in least square PRT was investigated. The critical sampling interval of curvature and scanning range to guarantee the operation stability and anti aliasing were derived. 在频率域对最小平方抛物线Radon变换中的曲率参数和偏移距参数的采样进行了研究 ,得到了保证方法稳定及抗假频的曲率参数的最小采样间隔和扫描范围 ,分析了由于偏移距采样不足造成的后果。
- 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.
- Consequently, we wonder whether it is possible to use a more general type of sampling than the classical iid sampling, namely the domain sampling. 因此，我们想知道是否可能使用比独立同分布原则更为通用的取样方法，即域取样。
- The spectrum error between FFT and F.T. are due to not small enough time sampling interval that cause frequency domain over lapping error (Aliasing effect) near high frequency bound. 快速富氏与富氏转换频谱于有限频率取样点及有限频域范围内之误差，源自时域取样间隔太大造成频域范围不足之重叠误差。
- Finally, it is easy to move form the Laplace domain into frequency domain. 最后，从拉氏域转换到频率域也很容易。
- A comparison of IIL with OAI in theory and frequency domain is given. 从成像原理和频域范围的角度对IIL和OAI进行了理论研究、计算模拟和对比分析。
- A Wiener weighting adaptive time delay estimation algorithm based on frequency domain is presented. 提出了一种基于频域自适应滤波的维纳加权时延估计算法。
- To indicate the effect of gyro moment on the mount system, including frequency domain response and time domain response, the new system was analyzed. 对新的动力总成悬置系统动力学模型进行计算分析，研究了陀螺矩阵对频域、时域响应的影响。
- Frequency domain:total frequency components(TF),low frequency components(LF),high frequency components(HF). 频域分析:总频谱成分(TF),低频成分(LF),高频成分(HF)。
- It is better to group pilot tones together into clumps that are equispaced in the frequency domain. 可以证明，在快时变环境下，分组且每组等间隔分布于频域上的导频序列有着更好的系统性能。
- The shift of sample area can be resolved by signal resample in frequency domain or time domain. 从理论上分析了如何 在频域和时域采用信号重采样区间偏移的问题。
- Our proposed high speed dark frame subtraction can solve this problem by analyzing patterns in frequency domain. 我们所提出的高效率暗电流消去法藉由分析频率空间图形可以解决上述问题。
- MAIN OUTCOME MEASURES: Envelope curve and sound length as well as frequency domain of each monosyllabic word phoneme. 主要观察指标：各单音节词声调包络线特征及音长特征及频域分析结果。
- Results Hospital time series in the context of frequency domain analysis, the number of people hosp... 结论利用谱分析能准确地提取周期信息,这对于时间序列数据的进一步处理有着重要的意义。
- LMS adaptive filters can suppress high power narrow band interference effectively in frequency domain. 频域的LMS自适应滤波算法可以有效抑制扩频系统中的强窄带干扰。
