OFDM_TEST

8fsk的SDFT解调与普通DFT解调算法的对比(SDFT of 8fsk ordinary DFT demodulation demodulation algorithm comparison)

说明三个分段相连的信号的傅里叶变换和时频分析信号的傅里叶变换和时频分析(Note the three sub-linked signal Fourier transform and time-frequency analysis of signals in Fourier Transform and Time-Frequency Analysis)

JPEG图像压缩标准MATLAB仿真程序。包括DCT变换及其逆变换、量化及反量化等过程。(JPEG image compression standard MATLAB simulation program. Including the DCT transform and its inverse transform, quantization and inverse quantization and other processes.)

说明：  Welch法功率谱密度 Psd自功率谱 是用改进的平均周期图法来求随机信号的自功率谱估计 采用信号重叠分段，加窗函数和fft算法等计算一个信号的自功率谱估计（PSD）

Performance analysis of steganography is done for selecting better wavelet for application by analyzing Peak Signal Noise Ratio(PSNR) of different wavelet families like Haar, Daubechies, Biorthogonal, Reverse Biorthogonal & Meyer wavelet(dmey) on result oriented basis using Matlab environment.

说明：  数值分析线性方程组LU分解，matlab平台实现(Numerical LU decomposition of linear equations, matlab platform)

Solar cell design and modeling on Matlab/Simulink

这是一个LDA主题模型的matlab代码，可进行中文模糊聚类分析，内涵说明，可直接使用。(This is a topic LDA model matlab code, can be Chinese fuzzy clustering analysis, meaning that can be used directly.)

计算灰色预测中数据的关联度 以及灰色模型的算法实现(Computing the correlation of data in grey prediction model and the algorithm realization of grey model)

lets share matlab codes