sp_quasi_square_wave

对16QAM调制解调技术，主要实现了16QAM的调制(16QAM modulation)

C4.5决策树的MATLAB实现。内有英文和中文混合注释(C4.5 Decision Tree It has English and Chinese Both Zhu Shi)

说明：  卫星导航与定位中的easy程序：将原始观测数据O-files转换到GPS时间（week+sow）；利用原始观测数据N-files中的时间和星历表计算位置的地心地固坐标；从O-files和N-files获得数据，仅使用伪距，对大于20组的数据进行重复计算，并利用迭代最小二乘法，计算接收机地心地固位置等功能。(Easy program in satellite navigation and positioning: convert the original observation data o-files to GPS time (week + sow); use the time in the original observation data n-files and ephemeris to calculate the geocentric and geocentric coordinates of the location; get the data from o-files and n-files, only use pseudo distance, repeat the calculation of more than 20 groups of data, and use iterative least square method to calculate the receiver geocentric and geocentric Fixed position and other functions.)

钟型隶属函数-g参数变化钟型隶属函数-g参数变化(Bell-shaped membership function-g parameter bell-shaped membership function-g parameters)

matlab复习资料，提供matlab考试的复习大纲(Matlab review of the information provided Matlab examination Zoning Review)

软判决译码方式，2PSK的维特比译码，MATLAB仿真(Soft-decision decoding methods, 2PSK Viterbi Decoding)

说明：  给出了利用OFDM实现UWB的源代码及实例。包括从信源、信道、接收等，是一个完整的系统，接口方便，容易学习使用。(given by using OFDM UWB achieve the source code and examples. Letter from the source, channel, the receiver, is a complete system interface easy to learn to use.)

数据互联数据互联数据互联数据互联数据互联数据互联数据互联数据互联(Internet data association data data data data interconnection Internet Internet Internet data association data association data)

The code is performing white balance of the left and right images.

粗糙集属性约简代码，可以运行，可以运用到不同场合，可作为参考(Rough set attribute reduction code can run, can be applied to different occasions, can be used as reference)