script_ber_bpsk_rayleigh_channel

1) 已知x=[1:15], y=[12 34 56 78 99 123 165 198 243 277 353 345 303 288 275], 用多项式进行拟合，给出拟合多项式，(所选拟合多项式阶数不同，拟合结果不同，请你选择适当的阶数进行拟合)，并绘出原始数据点、拟合曲线和95％置信区间（confidence bounds）的图形 . 2) 根据下面数学模型建立仿真模型，并在一个示波器中把它们的波形仿真出来。 (1) are known to x = [1:15], y = [12 34 56 78 99 123 165 198 243 277 353 345 303 288 275], with polynomial fitting, given the polynomial fitting, (the election order polynomial fitting different fitting results to differ, please select the appropriate order of fit), and draw original data points, fitting curve and 95 confidence interval (confidence bounds) graphics .2 ) In accordance with the following mathematical model for the establishment of simulation model, and in an oscilloscope waveform in their simulation out.)

NAVIER_SOLUTION.m for rectangular plate

matlab Welch法实现谱估计，基本原理验证(matlab Welch method to achieve spectrum estimation, the basic principles of validation)

学习的例子，看后很有感触，欢迎大家前来下载，一起进步(Learning examples, look after very touching, welcome everyone to come to download, together with progress)

Consists of matlab example which one can practice and familiarize with some of the commands

matlab一维码识别 利用radon算子做水平方向矫正(radon correct)

mainMIMO_OFDMA_2Tx.m: 主程序，设置各种参数 gendata_2Tx_SM.m: 生成原始信息数据的程序 mod_2Tx_SM_DFUSC.m：调制程序 gen_SUI_CorrCIR.m: 生成信道冲击响应的程序 get_perfectCE_2x2.m: 生成理想信道估计值的程序 chanSUI_corr_2x2.m: 发送信号通过SUI信道的程序 addAWGN_2x2.m: 添加高斯白噪声的程序 dem_DFUSC_2x2_SM.m: 接收端解调主程序 ls_freq.m: 频域LS算法 ls_time_2x2.m: 时域LS算法 ZeroForcing_Detection.m: 迫零检测算法 mmse_Detection.m: MMSE检测算法 sphere_decoding.m: 球形检测算法">

计算Z型腔内的光斑分布，用ABCD矩阵的方法，包括两个球面反射镜，两个平面反射镜(Z cavity inside of light distribution, calculated using the ABCD matrix method, including two spherical mirrors, two plane mirrors)

比较matlab中ceil()、floor()、round()等的量化误差大小。并比较不同的量化位数的误差(Compare matlab in ceil (), floor (), round (), etc. quantization error size. And comparing different error of quantization bits)

用平面波展开法计算二维声子晶体带隙,能量谱分析计算,合成孔径雷达（SAR)目标成像仿真。( Computation Method D phononic bandgap plane wave, Energy spectrum analysis and calculation, Synthetic Aperture Radar (SAR) imaging simulation target.)