频域特征提取

LED点阵显示牌的设计与动态显示控制3.PDF-q

很好的入门案例，英文的，能看懂，对初学者很有帮助(Entry case in English, can read and understand, very helpful for beginners)

说明：  K-SVD通过构建字典来对数据进行稀疏表示，经常用于图像压缩、编码、分类等应用。(K-SVD can be viewed as generalization of K-Means.)

说明：  三相PF仿真，真实可用，采用克拉克变换和帕克变换，核心SVPWM控制策略，控制简单，有助于新手工程师学习。(Three phase pf simulation, real and available, using Clark transform and Parker transform, the core SVPWM control strategy, simple control, help novice engineers learn.)

MATLAB中散射成像预处理后进行相位恢复，程序运行需要修改图片输入路径(MATLAB scattering imaging pretreatment after phase recovery, the program needs to modify the image input path)

说明：  matlab cde for tunning engineering systems

jQuery缩略图排列焦点图是一款酷炫的响应式图像滑块缩略图旋转木马。(JQuery Thumbnail Arrangement Focus Map is a cool responsive image slider thumbnail merry-go-round.)

pipe类 pipe类 pipe类 -pipe-type pipe-type pipe-type pipe-type pipe-type

时频变换分析，主要用于信号分析时频变换，可以正常运行，欢迎一起学习(Time-frequency transform analysis, mainly used for signal analysis time-frequency conversion, can run normally, welcome to learn together)

说明：  永磁同步电机无位置传感器控制：参数辨识，可以在线辨识电阻和转速的变化(Permanent magnet synchronous motor without position sensor control: parameter identification, online identification of resistance and speed change)