mlclass-ex1

一种新的复正弦信号二维频率估计算法一种新的复正弦信号二维频率估计算法(A new two-dimensional complex sinusoid frequency estimation algorithmA new two-dimensional complex sinusoid frequency estimation algorithm)

说明：  OFDM系统中基于LS 和 MMSE 的信道估计(OFDM Systems Based on LS and MMSE channel estimation)

MIMO中的VBLAST系统仿真，以及信道相关性分析(The VBLAST MIMO system simulation, and analysis of the channel correlation)

说明：  傅里叶变换，FSERIES 返回傅里叶系列系数，代码中对参数有详尽的解释说明，方便看懂(Fourier transform, FSERIES back Fourier series coefficients, the code of the parameters detailed explanations, easy read)

用matlab编译的bm3d去噪代码，另外有均值滤波，中值滤波还有频域滤波的代码。(Bm3d denoising using matlab compiled code, and another mean filtering, median filtering and frequency domain filtering code.)

一个使用matlab实现进化博弈过程仿真实验的例子(This function uses ES to optimize a function f(x_1,...,x_n). There are a set of 55 test functions to check the effectiveness of the algorithm when optimizing functions. Feel free to leave comments, corrections or suggestions. Read the comments in the code for more information and bibliography used in the development of this code.)

产生一个线性调频信号用于探测在固定距离上的目标的存在性，回波中加上复高斯白噪声，采用CA-CFAR方法检测得到图形(A chirp signal used to detect targets at a fixed distance the existence of echoes plus complex Gaussian white noise, the use of CA-CFAR method of detecting get graphic)

利用小波变换含有突变点的信号进行谐波检测，得到信号突变时刻(Wavelet transform the signal with the harmonic mutations detected by the signal point mutation)

说明卷积编解码的工作原理，用Simulink仿真卷积编码，并用Viterbi译码的方法进行解码(Understand the convolutional codec works with Simulink simulation convolutional coding and Viterbi decoding method to decode)

16元均匀圆阵的波束形成，目标信号位于0度，信噪比为0，效果不错(16 elements UCA beamforming, the bearing of target signal is 0, SNR is 0, good result)