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this is the slides for WSN nodes

this surce code is imsol matlab

use to simulate how to make spectrum sensing in cognitive radio using energy detection

一个matlab识现人脸表情识别的方法的代码，对于初学入门者matlab和研究人脸表情识别有很大的帮助。(Knowledge is a matlab method of facial expression recognition code matlab for beginners beginners and facial expression recognition research is very helpful.)

hurst指数计算宏,计算简单,效率较高(Hurst index macros, computing simple, efficient)

小波包分析提取振动信号中的特征频率，有均匀线阵的CRB曲线，matlab开发工具箱中的支持向量机。( Wavelet packet analysis to extract vibration signal characteristic frequency, There ULA CRB curve, matlab development toolbox support vector machine.)

DOA estimation with rare algorithm and crb

说明：  使用安捷伦ADS高级设计软件设计微带滤波器 实用的教程(Agilent ADS design of advanced design software tutorials and practical microstrip filter)

说明：  信号的频谱及时频分析图以及加噪声后的性能分析，跳频信号的wvd分析(Performance analysis of the signal spectrum frequency analysis chart in a timely manner as well as the added noise)

MATLAB用十字标记指定规则图形的中心位置(MATLAB language, through the cross mark specified rules graphic center position)