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Search - 3-dimensional FFT

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[Algorithm] mfft

Description: 可用于3维或者4维的fourier变换程序-can be used for three-dimensional or four-dimensional fourier transform procedures
Platform: | Size: 1024 | Author: 游江 | Hits:

[Special Effects] Ten

Description: 第十章 MATLAB 图像正交变换 10.1 正交变换通用算子 10.2 傅立叶变换 10.2.1 傅立叶变换的原理 10.2.2 傅立叶性质 10.2.3 二维离散傅立叶变换（ 2DDFT ） 10.2.4 快速傅立叶变换（ FFT ） 10.2.5 傅立叶变换的研究与应用 10.3 离散余弦变换 10.3.1 DCT 变换矩阵 10.3.2 dct2 函数和 dctmtx 函数 10.4 Walsh- Hadamard 变换 10.5 Radon 变换 10.6 小波变换 10.6.1 小波的定义 10.6.2 小波变换函数 10.6.3 小波变换实例 10.6.4 小波除噪与压缩函数 -Chapter X MATLAB image orthogonal transformation orthogonal transformation 10.1 GM 10.2 Operators 10.2.1 Fourier transform Fourier transform Fourier 10.2.2 the nature of the principle of two-dimensional 10.2.3 Discrete Fourier Transform (2DDFT) 10.2 .4 Fast Fourier Transform (FFT) 10.2.5 Fourier Transform 10.3 Research and Application of Discrete Cosine Transform 10.3.1 DCT transformation matrix 10.3.2 dct2 function and dctmtx function 10.4 Walsh-Hadamard Transform 10.5 Radon Transform 10.6 wavelet transform 10.6.1 the definition of wavelet function 10.6.2 Wavelet Transform Wavelet Transform 10.6.3 Examples 10.6.4 Wavelet Denoising and Compression Functions
Platform: | Size: 5120 | Author: 王万国 | Hits:

[Graph program] 3

Description: matlab代码，数字图像矩阵数据的显示及其傅立叶变换，二维离散余弦变换的图像压缩，采用灰度变换的方法增强图像的对比度，直方图均匀化，模拟图像受高斯白噪声和椒盐噪声的影响，采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波-matlab code, digital image data display matrix and its Fourier transform, two-dimensional discrete cosine transform image compression, using gray-scale transformation method to enhance image contrast, histogram homogenization, analog image by Gaussian white noise and salt and pepper the impact of noise, using two-dimensional median filter function by medfilt2 of salt and pepper noise image filtering
Platform: | Size: 2048 | Author: wang | Hits:

[Algorithm] FFT(DFTrealarray)twodimension

Description: 多维傅里叶变换，二维DFT快速算法，共分五部--三：二维实序2D-DFT列行列算法-Multi-dimensional Fourier transform, fast algorithm for two-dimensional DFT is divided into 5- 3: two-dimensional real column ordinal ranks of 2D-DFT algorithm for
Platform: | Size: 3072 | Author: jet ju | Hits:

[Other] FFT_3D

Description: 针对轴承故障，利用信号采集系统采集三种故障信号，应用FFT，画出3维频谱-For the bearing failure, the use of signal acquisition system collected three kinds of fault signals, applied FFT, draw three-dimensional spectrum
Platform: | Size: 1024 | Author: 陶 | Hits:

[MPI] 3dfft_files

Description: 3 Dimensional FFT using MPI and OpenMP
Platform: | Size: 6144 | Author: Divya | Hits:

[SCM] sui-V0.3

Description: For beginners with a reference value, Computing time and two-dimensional histogram, ofdm system simulation including 16qam modulation fft windowing modules plus cp.
Platform: | Size: 7168 | Author: nmkix | Hits:

[Other] TTF,小波变换

Description: 基于FFT的谐波检测,采用快速傅里叶算法后得到原始波形中各次分量的频率和幅值特性，从中可以直接观测出各次谐波分量的频率和幅值信息. 程序1采用快速傅里叶算法后得到原始波形中各次分量的频率和幅值特性图 程序2输入信号经过FFT变换得到的频谱特性图 程序3对输入信号进行采样，应用一维小波变换函数进行三层小波分析(Based on FFT harmonic detection, the frequency and amplitude characteristics of each harmonic component in the original waveform are obtained by using fast Fourier algorithm, from which the frequency and amplitude information of each harmonic component can be directly observed In program 1, the frequency and amplitude characteristics of each component in the original waveform are obtained by using the fast Fourier algorithm The spectrum characteristic diagram of program 2 input signal through FFT transformation Program 3 samples the input signal and applies one-dimensional wavelet transform function to three-level wavelet analysis)
Platform: | Size: 1024 | Author: 小木屋小木屋 | Hits:

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