The signal transform device is an important states measuring and signal transforming facility in the flight experiments.
信号变换装置是飞行试验中状态测量和信号变换的重要设备。
Based on this structure, the test system can be divided three parts: data process computer, intelligence board and signal transform cell.
测试设备包括三个主要的功能模块：数据监控处理单元、智能监测单元和信号转接单元。
The ultrasound sensor, the signal transform and treatment circuits are designed. The testing software is developed. Then the experiments for the concentration testing are made.
设计了超声波传感器及信号转换与处理电路，并设计了相应的检测软件，在此基础上进行了浓度检测实验。
“Fourier transform looks at the whole signal at once, ” Strang says.
“傅里叶变换一次性地考察整个信号，”Strang说。
Fourier transform looks at the whole signal at once, Strang says.
“傅里叶变换一次性地考察整个信号，”Strang说。
That's part of what makes Fourier wonderful. "Nonetheless, for some signal-processing applications, banded matrices could prove more efficient than the Fourier transform."
那是傅里叶变换美妙的部分，但对于某些信号处理应用来说，带状矩阵可以比傅里叶变换更加高效。
That s part of what makes Fourier wonderful. Nonetheless, for some signal-processing applications, banded matrices could prove more efficient than the Fourier transform.
那是傅里叶变换美妙的部分，但对于某些信号处理应用来说，带状矩阵可以比傅里叶变换更加高效。
One of the most common digital-signal-processing techniques is the discrete Fourier transform (DFT), which breaks a signal into its component frequencies and can be represented as a matrix.
最常见的数字信号处理技术之一是离散傅立叶变换（DFT），它把一个信号分解成它的组成频率，并表示成一个矩阵。
MIT researchers developed one of the fastest software implementations of the Fourier transform, a technique for splitting a signal into its constituent frequencies.
MIT的研究者开发的最快的傅里叶变化，这一技术可以把信号分解为带有它自身成分的频率。
The Discrete Fourier Transform (DFT) plays an important role in digital signal processing and many other fields.
离散傅里叶变换（DFT）在数字信号处理等许多领域中起着重要作用。
The method uses wavelet transform and principle component analysis to preprocess fault signal, afterward training and testing wavelet neural network with the preprocessed fault characteristic data.
该方法首先利用小波变换和主成分分析对故障信号进行预处理，然后用处理后的故障特征数据对小波神经网络进行训练和测试。
In the field of signal analysis, the DFT (Discrete Fourier Transform) is a well known term.
在信号分析领域，DFT(离散傅立叶变换)是一个常见术语。
Application DFT Discrete Fourier Transform, right through MATLAB continuous signal spectrum analysis, in order to meet the theoretical analysis and practical needs.
应用离散傅里叶变换dft，通过MATLAB实现对连续信号频谱分析，以满足理论分析和工程实际的需要。
Discrete Cosines Transform (DCT) is an effective tool for analysis image signal.
离散余弦变换是分析图像信号的有效工具。
The computer separates the mixed signal by means of fast m transform and obtains responding signals from each area of retina.
计算机利用快速M变换对混合信号进行分离，从而得到视网膜各个区域的反应信号。
An adaptive image transform coding method for compressing the bandwidth of the digital image signal is described.
本文介绍了一种自适应图象变换编码方法来压缩数字图象信号的带宽。
The basic function of this program is the signal to Fourier transform, and the simultaneous extraction of his time domain and frequency domain characteristic values.
说明：本程序的基本功能是对信号进行傅里叶变换，并同时提取出他的时域和频域的特征值。
After denoising, it analyzes PCG signal by Short-Time Fourier Transform (STFT). Different window-width is corresponding to different time-frequency resolution.
对去噪后的心音信号，本文进行了短时傅立叶变换，不同长度的时间窗对应了不用的时频分辨率。
Based on different properties of the coefficient modulus of the signal in different scale wavelet transform, conjunction the best estimate of gradient algorithm an edge detecting method is proposed.
基于信号在不同尺度下小波变换系数模不同的变化特征，结合最优梯度估计算法提出了一种边缘检测方法。
The surface acoustic wave (SAW) sensor can transform the measured object into frequency output, viz a kind of digital signal output.
声表面波(SAW)传感器能将被测量转换成容易检测的频率信号，即一种准数字信号的输出。
A new method that USES the tight support window signal together with the fractional Fourier transform (FRFT) is discussed.
主要讨论了一种将加紧支撑窗与分数阶傅里叶变换相结合的信号处理方法。
Finally, it studies how to obtain the best result using generalized Hilbert transform in noised signal edge-detection.
最后，总结出广义希尔伯特变换如何在含噪信号的边缘检测中取的最佳效果。
The Fourier transform is a classical method for analyzing signal singularities.
傅立叶变换是分析信号奇异性的传统方法。
Drive signal of motion platform is generated by coordinates transform, signal washout, go beyond compensation etc, comply with parameters of flight imitate system.
依据飞行仿真系统的有关参数，通过坐标变换，信号洗出和超前补偿等，形成运动平台的驱动信号。
By means of Hilbert transform, the author obtains the signal envelope, and then calculates the demodulation spectrum.
首先利用希尔波特变换解调出信号包络，进而计算出解调谱；
For showing this characteristic, this paper further calls the HHT as the Hilbert-Huang transform Local-instantaneous signal analysis (HHT-LISA).
为了体现这一特点，本文将HHT进一步称为希尔·波特-黄变换局瞬信号分析(HHT - LISA)。
For showing this characteristic, this paper further calls the HHT as the Hilbert-Huang transform Local-instantaneous signal analysis (HHT-LISA).
为了体现这一特点，本文将HHT进一步称为希尔·波特-黄变换局瞬信号分析(HHT - LISA)。
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