JAVA4.5pro完整源码放了

安卓人才企业面试题汇总，是从事安卓软件开发工作应聘时必要的宝典(Andrews personnel and enterprises face questions summary is engaged in the Android software development work necessary when candidates Collection)

CSS3 3D柱形图柱状图动画，纯CSS3代码，DIV+CSS布局，多个3D柱状图从低到高排列。(CSS3 3D bar graph animation, pure CSS3 code, DIV + CSS layout, multiple 3D bar graphs from low to high.)

说明：  HIMA SIS SYSTEM ELOP DEMO

MATLAB例程，基于数据驱动的一种方法，主元分析（pca），并采用方差贡献率对超限数据进行故障辨识(MATLAB routine, a data-driven method, principal component analysis (pca), and the use of variance contribution rate for fault identification of excess data)

计算列车平稳性,计算sperling指标参数，可以画出频率和时间的图像(caculate the sperling index of the train)

说明：  基于惯性传感器数据，使用四元数进行姿态角解算。(Based on the inertial sensor data, the attitude angle is calculated by quaternion.)

Sample usage of Connecivity in Visual Basics

基于simulink搭建了一个简易的三相电压型逆变器模型， 仿真结果验证了三相电压型逆变器的工作原理。(A simple three-phase voltage source inverter model is built based on simulink. The simulation results verify the working principle of the three-phase voltage source inverter.)

说明：  实现了数字波束形成算法，可以实现静态扫描。(The digital beamforming algorithm is realized, and the static scanning can be realized.)

说明：  MALTLAB仿真克拉美罗界，CRLB即不可能求得方差小于下限的无偏估计量，并为比较无偏估计量的性能提供了一个标准。(It is impossible for CRLB to obtain unbiased estimators whose variance is less than the lower limit, which provides a standard for comparing the performance of unbiased estimators.)