gear3d

说明：  功率谱分析的MATLAB实例，经典谱估计的几种方法介绍(Power spectral analysis of the MATLAB examples, classical spectral estimation of several ways to introduce)

提取信号七个基于瞬时信息的特征：零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差，零中心非弱信号段瞬时相位非线性分量绝对值标准偏差，零中心非弱信号段瞬时相位非线性分量标准偏差，零中心归一化的非弱信号段瞬时频率绝对值的标准偏差，一个信号段的归一化瞬时频率功率谱密度的最大值，根据信号 QPSK 和16QAM在 XI 轴投影的不同表现，提出特征参数。(Extraction based on instantaneous information signal of seven characteristics: zero center normalized instantaneous amplitude of the maximum power spectral density, zero-center normalized standard deviation of the instantaneous rate of absolute zero center section of non-weak signal instantaneous phase nonlinear component absolute value of standard deviation, non-zero center section of the weak signal non-linear component of the standard deviation of the instantaneous phase, zero-center non-normalized absolute value of the weak signal section of the standard deviation of the instantaneous frequency of a signal segment of the normalized power spectral density of instantaneous frequency maximum, according to the signal QPSK and 16QAM in the XI-axis projection of the different performance of the proposed characteristic parameters.)

this is lpcc matlab code

water cycle algorithm for optimization

利用matlab编制时间表，可在任意区间内生成逐小时，日或年时间表(A code used for producing the time-sheet based on matlab, which can produce time sheet per hour, day or year between any period of time.)

说明：  本人经过对最小二乘法拟合程序进行了归纳汇总编写了这个MATLAB小程序，一般情况都适用。(General least squares fitting procedure code)

MATLAB实现部分经典测试函数的绘制,如griewank函数、Rastrigin函数、Rosenbrock函数(pictures of some classical function)

matlab中信号处理的源程序，机械专业进行转子动力学分析时用(source code matlab signal processing, machinery specialized for rotor dynamics analysis using)

Matlab编程（Stephen.J.Chapman编.刑树军.郑碧波译.），适用于初学者快速入门。(Matlab programming, suitable for beginners to get started quickly.)

说明：  共轭梯度法的代码 实现大型共轭对称方程组的求解(the code for conjugate gradient algorithm, which can be used for the solution of equations)