kernel

非平稳时变信号的希尔伯特变化，可以实现EMD，HHS。(non-stationary and time-varying HHT)

线性递减pso程序代码，使用时更换目标函数即可(Linear decreasing pso code, replace the objective function can be used)

这个matlab程序主要介绍的而是OFDM调制过程，主要设置了符号数，载波数，循环前缀大小，对信号进行了IFFT变换，串并转换等。(The matlab program introduces the OFDM modulation process but the main set of symbols, the number of carriers, cyclic prefix size, the signal of the IFFT transform, string and conversion)

Newton-Raphson算法是求解非线性方程组和有限元的主要程序，是工程人员的必会的算法(Newton-Raphson algorithm for solving nonlinear equations and the finite element of the main program, the engineering staff of the algorithm will)

四、软件的功能 1、核算结算成本 2、稽核县局收入 3、统计六网的收入和成本 4、核算利润率 5、统计客户经理业绩(4, the software features a, accounting settlement cost of the two, the auditing county bureau of income 3, Statistics 6 net revenue and cost four, accounting profit margin of 5, statistical account manager performance)

an other program that describes pattern recognition using trees

海伦方法分析偶极子天线的频率阻抗特性-电阻随频率的变化，电抗随频率的变化(Helen analyze the frequency dipole antenna impedance- resistance changes with frequency, the change of reactance with frequency)

matlab simulink pv paper

遗传算法优化BP神经网络-非线性函数拟合(BP neural network optimized by genetic algorithm for nonlinear function fitting)

1. 给定模拟信号：，式中，，。对进行采样，可得采样序列 选择采样频率=1 kHz，观测时间ms，观测所得序列及其幅频特性 改变采样频率=300Hz，观测此时的变化 令采样频率=200Hz，观测此时的变化 要求分析说明原理，绘出相应的序列及其它们对应的幅频特性曲线，指出的变化，说明为什么？(failed to translatefailed to translatefailed to translatefailed to translate)