eig_qrstep

说明：  里面的内容是关于matlab的基本知识及其应用的归纳总结(Inside is about matlab basic knowledge and its application summary)

用三次样条曲线进行精密星历插值和卫星钟差插值(Cubic spline curve the precise ephemeris interpolation and satellite clock error interpolation)

基于matlab的极值算法滤波，滤除超声信号中的脉冲噪声(based on matlab-the filter using extreme algorithm to filter out impulse noise)

说明：  this is water mark code

基于遗传算法的函数优化，利用遗传算法求出目标函数的最优值，适合初学matlab和遗传算法的学者下载学习。(The function of the genetic algorithm-based optimization, using genetic algorithms to determine the optimal value of the objective function, suitable for beginners of Matlab and genetic algorithm scholars download learning.)

改进型的模糊预测控制算法matlab仿真程序，大家可以交流看一下(improved fuzzy pid predictive base on matlab software )

说明：  计算二维数据的径向平均功率谱,较好地展现了磁异常的径向变化(calculate the frequency of 2-dimenation data)

this program test certain system is timevariant or not. linear or not, causal or not

从声波测井波形资料中求取各个模式波（非频散波）的慢度（速度），并绘制STC图(extract the slowness(velocity) of mode waves(no-dispersion wave) from acoustic logging data.and plot STC map.)

LCMV优化设计阵列处理信号，本科毕设要求参见标准测试模型，在matlab R2009b调试通过，包含特征值与特征向量的提取、训练样本以及最后的识别，BP神经网络用于函数拟合与模式识别。( LCMV optimization design array signal processing, Undergraduate complete set requirements refer to the standard test models, In matlab R2009b debugging through, Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, BP neural network function fitting and pattern recognition.)