quaternion

本程序重构各层低频和高频系数，画功率谱，横坐标为频率，纵坐标为功率，小波包分解最后一句是为显示小波包四层分解树结构(Reconstruction of the procedural layers of low and high frequency coefficients, draw power spectrum, the abscissa is the frequency, the vertical axis is power, wavelet packet decomposition is the last sentence of four to show the wavelet packet decomposition tree)

利用MATLAB实现的SPIHT算法源代码 MATLAB实现的SPIHT算法源代码(SPIHT algorithm implemented using MATLAB source code MATLAB implementation of the SPIHT algorithm source code)

最优化计算一书中无约束多维优化问题源代码，已通过测试，可直接运行！(Optimization calculation of a book unconstrained multidimensional optimization problem source code has been tested and can be run directly.)

无线传感器网络QoS路由DETR算法，matlab程序(QoS routing DETR algorithm for wireless sensor networks )

grid lab grid mat code for power system analysis

SAR雷达系统完整信号产生、压缩、识别过程，最齐全雷达系统matlab仿真程序，代码段详细注释文字说明，适合论文仿真参考(SAR radar system signal, compression, complete identification process, the most complete radar system matlab simulation program, code detailed annotation text, suitable for paper simulation reference)

matlab中QPSK的simulink仿真，包括星座图以及频谱分析(The simulink matlab in QPSK simulation, including constellation and spectrum analysis)

对两次互交流是不是符合rapp算法的模拟仿真(pair of two mutual exchange is not consistent with rapp Simulation Algorithm)

Study of optimal total cost of active power in AC-DC systems

此函数专为求解球贝塞尔函数 利用柱贝塞尔函数与球贝塞尔函数之间的关系得到 十分实用 (This function is designed to solve the spherical Bessel functions to take advantage of the relationship between the column Bessel functions and spherical Bessel functions very useful)