elment

介绍Matlab PID 的一本不错的书(Matlab PID introduction of a good book)

利用matlab将excel文件中的数据导入或导出，介绍相应函数的用法(Using matlab to excel file import or export data to introduce the usage of the corresponding function)

In this paper, we try to find out the efficiency of K-means algorithm with respect to different distance measures

在matlab环境下画球，已知球心坐标，半径，根据条件画球，对三维环境有帮助，(Draw the ball under the matlab, helpful to the 3 d environment)

时间序列分析的MATLAB程序，使用AIC准则确定最优ARMA(P,Q)模型，输出预测数据。(MATLAB program time series analysis, the use of AIC criterion to determine the optimal ARMA (P, Q) model output forecast data.)

小波滤波技术，实现信号和图像的滤波处理，相较中值滤波处理的效果更佳理想(Wavelet filtering technology can filter signals and images better than median filtering)

设计一个合成信号，合成信号包含30H、50Hz、80Hz，可以用正弦或余弦或雷克子波，要求消除50Hz信号(Design a synthetic signal, synthesized signal contains 30H, 50Hz, 80Hz, can be used or Ricker sine or cosine waves, requires the elimination of 50Hz signal)

genetic algorithm combine Ant colony optimization for feature selection

读取轴承全寿命周期中的每组数据，并对其进行多域特征提取，包括时域和频域特征提取，用于轴承性能退化评估的研究很有用，自己亲手调试成功(Read bearing the full life cycle of each set of data, and extract its multi-domain characteristics, including time domain and frequency domain feature extraction for bearing performance degradation assessment studies are useful)

对点目标的回波进行了仿真，该仿真可以帮助大家对雷达的回波有更深一步的认识(Point target echo simulation, the simulation can help to have a deeper understanding of the radar echo)