查询词典 frequency analysis

Have the following functions : time-domain analysis and frequency domain analysis, LPC analysis and synth...

具有如下功能：时域分析，频域分析，LPC分析与合成等。

This dissertation was reportage the research of neuronal potential signal at three administrative levels of digital quantitative EEG, frequency analysis and power spectrum analysis, evoked potential of.2ms intersample interval duration 100 ms analysis with MATLAB program processing, based on the neocortical dynamics of macroscopic-scale EEG measurements and stimulus-specific oscillatory responses of the brain The subjects were lain down comfortably in a sound controlled booth with dim lighting.

本论文在宏范围EEG测量的皮层动态脑理论与大脑刺激性质的振荡反应的基础上，用0.2 ms间隔取点时程为100ms高采样率分析头皮脑电位。

The time-frequency analysis to do 3D graphics source files, the program can draw signal frequency, and the ti...

有关时频分析做三维图形的源程序，该程序可以绘出信号，频率，以及时频三维图形，对信号的特性分析可以较好把握！

The consistency of the results from the present method and the scatter center model method are derived from the stationary phase method in high frequency region, whereas the present method is general and suitable for the analysis of angular glint in the entire frequency band.

利用驻相法说明所提方法和散射中心建模方法在高频区的结果是一致的，而所提方法适合在全频带上分析目标角闪烁。更具一般性。

Methods Pure-tone audiometry and statistical analysis of the hearing threshold of the speech frequency and high frequency were performed in 60～70 years old elders.

方法对 6 0～ 70岁有军事噪声暴露史的老年人 79例(15 8耳)及无军事噪声暴露史的老年人 36 4例(72 8耳)进行纯音测听，将言语听阈和高频听阈进行统计分析。

In this paper, a self-adaptive algorithm is presented based on Poisson process analysis, which can adjust the revisiting pattern and revisiting frequency according to the estimated change frequency. This algorithm can also tune the parameters so that the estimated value will fall into the best applicable range of the estimator.

在此，基于泊松过程进行分析，对估测器的适用范围进行了讨论，根据估测结果的偏离值和有效性对估测公式进行参数调整，同时根据估测值的大小不断调整数据源的访问频率和次数，从而使数据源访问模式和估测器互相适应，使估测器在最佳估测范围内获得估测值。

In frequency domain analysis, we studied the dominant frequency in HF band, LF to HF ratio and the correlation coefficient between simulated and real spectra.

在频域分析上，探讨频谱上高频区主频的频率值、LF与HF的比值以及模拟与真实频谱的相关性比较。

From this experiment, frequency response function could be found, and modal parameter also could be known by curve fitting, then compared with the differences of mode shape and natural frequency by using those modal parameters, also compared with finite element analysis, the results could be applied to detect the structure of beams and prevent it from damage and corrode for the safety in the future.

将实验中三种驱动器搭配加速度计实验分析结果较佳的一组方法，来从事结构之非破坏检测，探讨当固定梁有缺陷产生时，其结构之自然频率与模态振型的变化，并比较其不同缺陷处之固定梁实验模态结果，将来可应用於梁结构物损坏或腐蚀时侦测其安全性之分析。

The result of frequency response analysis shows that when the modulation frequency of incident radiation increases, the phenomenon that the response of detector lagging behind the variation of radiation becomes evident, the temperature variation range in pyroelectric thin film decreases, but the variation velocity increases, so the current resulting from pyroelectric effect increases.

频率响应分析表明：随着入射辐射调制频率的增大，可以观察到探测器响应的滞后现象越来越明显，热释电薄膜中的温度变化范围减小，但变化速率增大，因此探测器的热释电电流增大。

The present paper uses the direct sequence spread spectrum technology, key to short-wave communication and direct sequence spread spectrum correspondence characteristic as well as union advantage, wide frequency code production, the direct sequence spread spectrum communications system technology and the principle, the wide frequency synchronization technology, the RAKE receive technology has conducted the research and the analysis.

本论文采用直接序列扩频技术，重点对短波通信与直接序列扩频通信的特点以及结合的优点，扩频码的产生，直接序列扩频通信系统的技术与原理，扩频同步技术，RAKE接收技术进行了研究与分析。

He got into race cars, while my father liked go-karts more, so I didn't really pay attention to what Diego was doing, as I was just racing karts.

叔叔开的是跑车，而我父亲更喜欢越野卡丁车，所以我并不太关注Diego在做什么，我仅仅在跑我的卡丁车而已。

She is at present gone to look for the best nectar and ambrosia to regale me this evening.

她今晚为款待我，现在又去准备美酒佳肴去了。