查询词典 frequency function

We give a group of circular filter functions, use genetic algorithm to select the frequency bands of larger divisibility value and to estimate the parameters of circular filter functions, and design the expression of chromosome and the function of fitness.

给出了一组圆形滤波函数，并使用遗传算法来选择可分性较大的频段和进行圆形滤波函数的参数估计，设计了染色体的表示方式和适应度函数。

To achieve a clock signal clk is the frequency of the function, you can look at the waveform simulation results.

实现一个将时钟信号clk 十分频的功能，可以通过波形仿真来看效果。

The concept of frequency response function correlation coefficient from both the experiment and computation are introduced.

为了使船舶结构的有限元模型能够反映实际结构的动态特性，在试验的基础上对有限元模型进行

Considering some period of time geomagnetic data recorded at the Observatory Surlari (colatitude 45.3°, longitude 26.3°) and comparing them with data recorded at other observatories, such as Ottawa (colatitude 44.6°, longitude 284.5°), Canberra (colatitude 125.3°, longitude 149.3°), Kakioka (colatitude 53.8°, longitude 140.2°) and Vernadsky (colatitude 155.3°, longitude 295.7°), including comparison to the windowed Fourier transform, the choice of an appropriate wavelet basis function, edge effects due to finite-length time series, and the relationship between wavelet scale and Fourier frequency.

我们分析了Surlari观测台（余纬45.3°，经度26.3°）的地磁时间序列，并与Ottawa（余纬44.6°，〖JP2〗经度284.5°），Canberra（余纬125.3°，经度149.3°）， Kakioka（余纬53.8°，经度140.2°），Vernadsky〖JP〗（余纬155.3°，经度295.7°）等台站的结果进行了对比分析，讨论了Fourier变换时间窗和小波基函数选取的影响，有限长时间序列引起的边缘效应，以及小波尺度和Fourier频率的关系等问题。

In this paper, we use the spectral domain Galerkin method to analyze the FSS frequency characteristic. We also give the Green function of the composite structure composed by the FSS and multiplayer, which is analyzed through the transmission line theory.

本文采用了谱域Galerkin方法对FSS的频率特性进行分析研究，结合传输线模拟方法，给出了FSS和多层介质组成的复合结构的格林函数。

Results Yangxueshengru oral solution could promote postpartum uterus contractibility recovery,reduce postpartum bleeding amount,enhance lying in womens immunity function,significantly strengthen the contract tension and frequency of uterus smooth muscle of postpartum rats in vitro.

结果 养血生乳口服液能明显促进妇女产后子宫缩复，减少产后出血量，增强产妇免疫功能；并能显著增加产后小鼠离体子宫平滑肌的收缩张力和收缩频率，明显提高免疫抑制小鼠巨噬细胞吞噬功能和增加T细胞数。

The Pade approximation is combined with 3-D frequency-domain finite difference (3D-FDFD) for the first time. The impact of expansion point and the order of rational function on the accuracy and the convergence radius is discussed in this dissertation.

主要包括以下内容：首次将Pade逼近运用到三维频域有限差分法中，详细讨论了Pade逼近中展开点选取、收敛半径与有理阶数的关系问题。

A frequency domain poly reference modal identification method under operational conditions was presented on the basis of the cross correlation function of measured responses to solve the only output problem.

针对工程实际情况，从实测响应间的互相关函数入手，推导出适用于工作状态下的频域多参考点模态识别法，然后采用一飞机模型对该方法进行了试验验证。

Information of system auto and cross spectrum, auto and cross correlation. coherent function, signal to noise ratio, frequency response and impulse response was established to help the study and arrangement of the module components.

由力规及加速规两量测之时域讯号，经快速富利叶转换，计算其自频谱及互频谱，再经反富氏转换回时域之自相关及互相关函数、相通函数、讯噪比、频率响应函数、脉冲响应函数。

By adopting relationship in frequency domain coherence analysis method is presented on the thesis for conventional fMRI and resting-state fMRI. Otherwise I use cross spectral density function in the coherence analysis method to discuss the phase delay and phase lead.

本篇论文采用同调性分析的方法探讨频率上相关性的方法研究一般功能性影像与平静状态功能性的影像并藉由同调性分析里交互频谱密度函数来研究信号之间相位差的问题。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐