The spring is the high-frequency time in one year, with higher accident frequency than Summer & Autumn.
一年四季中春季事故频次显著高于夏、秋两季 ，为事故高发季节。
The paper proposes application of Wavelet Neural Network in high-frequency time series calendar effects' study. At last, the paper proves that WNN is better than classical FFF regression.
提出了用小波神经网络（WNN）来定量研究高频金融时间序列“日历效应”，通过比较发现WNN是比弹性傅立叶形式（FFF）回归技术更具优势的方法。
This leads to better performance because of the ability to deal quickly with high-frequency interrupt events by deferring non-time-sensitive work.
因此通过延迟时间不敏感的任务，来更迅速处理高频率中断事件，能够带来性能的优化。
Increasing this value can lower the write frequency if you have a high number of files being modified at the same time.
如果同时修改许多文件，提高这个值会降低写操作效率。
High frequency pulsed sounds might be used for echolocation, and low frequency time continuous signals related with communication and emotive state expression.
高频脉冲信号可能与回声定位有关，而低频连续信号可能与通信和情感表达有关。
It can get not only high time-frequency resolution, but also parametric description of all kinds of data structures.
它不仅可以获得较好的时频分辨率，而且可以参数化描述任何类型的数据。
Sonic loading is a high frequency, broadband random process. Basic cycle counting methods, which are prevalently used in time domain, are difficult to be applied.
噪声载荷是一种高频、宽带随机载荷，在低循环疲劳寿命预测中被广泛采用的时域计数法很难直接利用。
High precision quartz oscillators were used for the transmission of BPV standard frequency and time signals at Shanghai Observatory.
在上海天文台BPV标频和时间信号的发播工作中，使用了高精度石英晶体振荡器。
In image denoising, traditional low-pass methods can suppress high frequency noise, at the same time they can destroy image details unsatisfactory.
在图像滤波方面，传统的低通滤波方法在滤除图像高频成分的同时，破坏了图像的某些细节。
Maintenance-free brushless drive motor with frequency inversion, has high start torque and short acceleration time.
免维护高力矩无刷变频电机直接驱动，启动力矩大、加速时间短。
High frequency power supply for electrostatic precipitator has some excellences such as high efficiency, short time of spark recovery and small volume.
高频静电除尘电源具有效率高、火花恢复时间短、体积小等一系列优点。
If the space shift invariance is replaced by the time shift invariance, the high resolution frequency estimation can be obtained using a single vector sensor.
如果将空间的位移变成时间的延迟，单个矢量传感器可以实现高分辨率的频率估计。
At present, GARCH type models have been employed to model these high frequency financial time series due to their ability to capture the dynamic characteristics.
近年来GARCH模型被广泛地用于对变动频率很高的金融时间序列建模，它能较好地抓住此类时间序列的动态特征。
DDS (direct digital synthesis) is a sort of frequency synthesis technique, which has advantages such as short frequency conversion time, high resolution in frequencies, programmability and so on.
直接数字频率合成(DDS)技术是目前广为应用的一项频率合成技术，它具有频率转换时间短、频率分辨率高、可编程等特点。
It is proved by experiment results that rational design and strict technics control play important roles for shortening the turn-on time of high frequency thyristor effectively.
而实验结果证明只要设计合理，工艺上严格控制，就可有效地缩短高频晶闸管的开通时间。
High data transmission rates and high mobility give rise to time - and frequency - selectivity in wireless communication channels.
高数据传输速率以及终端的高速移动，导致无线通信信道具有时间选择性与频率选择性两个特征。
High computational complexity of time frequency atom decomposition (TFAD) limits its applications in signal processing.
计算量过大是制约时频原子分解算法在信号处理中应用的主要原因。
Short response time: it's fit for switching on & off frequently and the occasion of high-frequency operation.
响应时间短：适应频繁开关以及高频运作的场合。
Empirical evidences show that the distributions of high frequency time series are "fat tail" type distribution rather than normal distribution with "light tail" as those in traditional modeling.
经验表明高频时间序列的分布常是“肥尾”型的，而非传统建模中的“薄尾”型的正态分布。
Bilinear time-frequency transform possesses a high resolution both in the time domain and the frequency domain. It can be utilized to detect weak transient signal in complex background.
双线性时间-频率变换在时间域与频率域都具有较高的分辨率，有利于复杂背景条件下微弱瞬时信号的探测。
First, we focus on the high frequency statistics result, then analyze its likeness of adjacent time and detect the abnormality.
首先对网络流量进行高频统计，然后对其相邻时刻进行相似度分析，根据相似度的变化来发现异常。
IGBT power modules, 18khz inverter frequency, fast response time, high arc stability, almost spatter-free welding.
采用IGBT模块，逆变频率达18khz，动态响应速度快、稳定性能好、。
It has the properties of high time-frequency resolution and energy concentration as well as tracking instantaneous frequency etc.
它具有很高的时频分辨率、能量集中性和跟踪瞬时频率等特性。
So the influence of high-frequency noise is analyzed by the analysis of power spectra, coherent structure, probability distribution of time series and differences of them.
针对这些现象，从谱、相干结构、时间序列本身的概率分布和标量差的概率分布，分析了高频噪声的影响。
Meanwhile, PWM inverters using high switching frequency device that shortens the rise time of PWM output pulse have been widely applied in high-speed AC driving locomotive.
同时，高速交流传动机车广泛采用高开关频率器件的脉宽调制（PWM）逆变器，使得逆变器输出脉冲具有陡上升沿。
Using field emission cathode, X ray source can be made with several advantages: smaller volume and brighter, high frequency response, in-time turning on, etc.
采用场发射阴极的X射线光源具有体积小，辐射强度高，频率响应快，可以随时开启，无需预热的优点。
High frequency switching power supply adopting soft switching technology, which has reliable high efficiency and long use time performances becomes the important part of DC power system.
基于软开关技术的高频开关电源因其性能可靠、效率高、寿命长等优点，成为了现代电力操作电源系统中的重要组成部分。
High frequency switching power supply adopting soft switching technology, which has reliable high efficiency and long use time performances becomes the important part of DC power system.
基于软开关技术的高频开关电源因其性能可靠、效率高、寿命长等优点，成为了现代电力操作电源系统中的重要组成部分。
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