beijingyouhua

Arrays list Classification

Weather xls to TMY2 matlab code

这是用SIMULINK的S-FUNCTION方式编写的系统仿真代码，系统是基于4G网络的核心技术空时分组编码的MIMO-OFDM通信系统的，涉及到空间分集、时间分集和频率分集的有机结合，包括QPSK调制解调、IFFT调制、控制编解码、基于训练符号的信道估计等通信模块。包括main_STBC_MIMO_OFDM和training_symbol两个M文件和一个DOC文件，对各部分的都有详细的代码和注释。(It is used SIMULINK the S-FUNCTION approach to the preparation of the system simulation code, the system is based on the 4G network s core technology space-time block coded MIMO-OFDM communication system, involving spatial diversity, time diversity and frequency diversity of the organic combination, including QPSK modulation and demodulation, IFFT modulation, control of encoding and decoding, symbol-based channel estimation training and other communication module. Including main_STBC_MIMO_OFDM and training_symbol two M file and a DOC file, have detailed the various parts of the code and comments. )

一种基于PN训练序列的OFDM时频同步的新算法。通过构造倒序结构的同步训练序列，获得了较好的定时性能。(PN training sequence based on the OFDM time-frequency synchronization of the new algorithm. By constructing a reverse structure synchronization training sequence, to obtain a better performance from time to time.)

改进的k均值算法，可以加速运行时间，详见Using the Triangle Inequality to Accelerate k-Means(Improved k-means algorithm, can accelerate the running time, see Using the Triangle Inequality to Accelerate k-Means)

多元线性回归中应用多倍交叉验证Crossvalitation技术评估回归方程的性能(Multiple linear regression fold cross-validation application performance Crossvalitation technical assessment of the regression equation)

OFDM simulator with mle

平面阵列的波束形成的相关图像及代码，包括等高线，极坐标三维图等(Planar array beamforming related image and code, including contour, polar coordinate dimensional map)

offline identification using neural network

基于KL25的开发例程，本例程关于异步通信，附带相关底层构建，十分适合初学者参考编程。(Based on KL25 development routine, the routine of asynchronous communication, with related underlying build, programming is very suitable for beginners reference.)