fourier transform的例句大全

Real time data collection system and two-dimensional Fourier transform hardware for MI-YUN meter-wave aperture synthesis radiotelescope

综合孔径射电望远镜的实时数据采集系统和二维傅里叶变换硬件

By Fourier transform, produces a fast and accurate calculation for dose precompensation in proximity effect correction for electron beam lithography.

将付里叶变换法运用于电子束曝光的邻近效应校正中，形成了快速、准确的剂量校正法。

The research appears in the journal Nature Photonics. [ David Hillerkuss, "26 Tbit s − 1 Line-Rate Super-Channel Transmission Utilizing All-Optical Fast Fourier Transform Processing"]

该技术发表在了《自然•光子学》杂志上[David Hillerkuss，“26Tbit s−1Line-Rate Super-Channel Transmission Utilizing All-Optical Fast Fourier Transform Processing”]。

Voltage Sag Disturbance Detection Based on Short Time Fourier Transform

基于短时傅里叶变换的电压暂降扰动检测

Influence of Working Parameters on the Emission Spectrum of Na Lamp Acquired by Fourier Transform Spectrometer

付里叶变换光谱仪测试Na灯发射光谱时工作参数对光谱特性的影响

The Chirp-type Fractional Fourier Transform Theory and Applications

线性调频分数傅立叶变换理论及应用

New feature extraction method for weak fault signal based on improved fourier transform

一种基于改进的傅里叶变换的弱故障信号特征提取新方法研究

A Method of Calculating the Fast-fourier Transform of Step-like Waveforms and its Application in testing the Dynamic Characteristics of Journal Bearings

阶跃信号的处理方法及其在测定滑动轴承动态特性系数中的应用

Contents of antioxidants in polyethylene ( PE) were measured by means of fourier transform infrared spectrometry ( FTIR). Suitable solvent commixing method was selected to mix antioxidants with PE powder.

建立了用傅里叶变换红外光谱（FTIR）仪快速测定聚乙烯（PE）中微量抗氧剂含量的方法，确定了微量抗氧剂与固体粉料的混合方式为溶剂混合；

Frequency domain mainly uses the Fourier transform to get the frequency spectrogram or power spectrum, then determining the dominant frequency by the peak points.

频域方面主要采用傅里叶变换得到频谱图或功率谱，由峰值点确定振动的主频位置。

A scheme for realizing the quantum discrete Fourier transform in the ion trap

量子离散Fourier变换在离子阱中的实现方案

It points out the feasibility that use matched filtering to conduct the frequency-division of cosine transform of gravitational and magnetic anomaly by correlating and analyzing the relationship of amplitude spectrum between cosine transform and Fourier transform of signal;

通过对比分析信号的余弦变换和傅里叶变换振幅谱关系，指出利用匹配滤波对重磁异常的余弦变换谱进行分频是可行的；

Mathematic models for quantitative analysis of Brix and reducing sugars in sugarcane juice with Fourier transform near infrared spectroscopy

甘蔗蔗汁锤度和还原糖分傅立叶变换近红外定量分析数学模型

Through the discrete Fourier transform or complex wavelet transform seismic data from time domain to frequency domain, conversion amplitude spectrum has been calculated to explain the staff not only from the profile, but also from the plane to see the characteristics of thin-layer interference.

通过离散傅里叶变换或复小波变换将地震数据由时间域转换到频率域，转换后计算得到振幅谱，解释人员不但能从剖面上，而且能从平面上看到薄层干涉特征。

A fast Fourier transform method for computing geoid undulation

计算局部大地水准面变形的FFT方法

Absorption factor of every time is obtained at each frequency according to stratigraphic absorption characteristic, ahd each short-time Fourier transform coefficient is weighted by using the trace number.

然后根据地层吸收特点在每一个频率上分别提取每一个时间点的吸收因子，并用其道数加权每一个短时傅里叶变换系数；

Investigation of Thermal Unfolding Process of Cyanic Adduct of Horseradish Peroxidase by Fourier Transform Infrared and Circular Dichroism Spectrometry

红外光谱和圆二色光谱法研究氰根配位的辣根过氧化物酶（HRP）的热伸展过程

Finally, this algorithm is improved in combination with arithmetic Fourier transform.

并结合算术傅立叶变换进行了改进。

Fourier transform-based models have fast computational speed; but they lack biological plausibility.

基于傅立叶变换的模型运算速度快，但其缺乏生物学依据。

The Diffraction Integral and Fractional Fourier Transform of Misaligned Single Spherical Refracting System

失调单球面折射系统的衍射积分和分数傅里叶变换