nonliearvibration

多自由度轴承静刚度计算,求解速度较快。但只是静态下，不考虑离心力的作用(static stiffness calucate of bearing)

此程序用于计算圆形截面的弯矩曲率特性和不同极限状态的识别(This program used for the the moment curvature calculation of circular cross-section characteristics and different limit state identification)

地统计学中的克里格插值法，Matlab编写，内有详细的说明。(failed to translate)

功能完善的、代码简单清晰、注释良好的k均值聚类算法(The function is perfect, code simple clear, annotation good k-means clustering algorithm)

ABAQUS 具有强大的非线性求解能力和便捷的子程序接口及二次开发功能(The commercial FEM software ABAQUS has both powerful capacity for numerically solving varied large-scale nonlinear problems in engineering practice and user-friendly possibility for extending material libraries to consider the given constitutive model of a specific material.)

用于计算大物实验中常用的平均值和不确定度。(a simple tool to calculate average of input values.)

mimo系统中在高信噪比下，一个发射天线，两个接收天线的性能仿真。(mimo systems at high signal to noise ratio, a transmitting antenna, two receive antenna performance simulation.)

简单地实现了一、二、三维的K均值聚类，效果还不错，适合初步学习模式识别的同志们(Simple implementation of one, two, three - dimensional k-means clustering, the effect is not bad, it is suitable for the initial learning pattern recognition comrades)

快拍数不同时，DMI直接矩阵求逆算法进行波束形成的(The snapshot number is not the same, DMI direct matrix inversion algorithm beamforming)

用三元组表为结构，实现稀疏矩阵的加法并输出。(Achieve sparse matrix addition)