homework1

this is code for other 16QAM with awgn

控制点操作的图像变形 matlab实现 在图像上标注若干个控制点，再按回车后再标注希望这些点变形到的位置，则这些点会牵动这张图像相应变形(deformation with control points)

平面五杆机构运动空间,用于探讨平面五杆机构的运动空间，获得合理的运动范围(Flat five bodies moving space for the movement to explore space plane five institutions to obtain a reasonable range of motion)

说明：  一种新型自适应信号时频处理方法，特别适用于非线性非平稳信号的分析处理。(A new adaptive signal time-frequency processing method is proposed, which is especially suitable for the analysis and processing of non-linear and non-stationary signals.)

说明：  matlab教程基础功能学习，适合初学者，简单清晰(matlab)

采用数字图像主分量分析（PCA）算法实现人脸识别（身份认证或分类）(Principal components using digital image analysis (PCA) algorithm for face recognition (identity or category))

快速傅里叶变换的子程序，直接在主函数中调用即可直接绘制信号的频谱图。(The subroutine of the fast Fourier transform can directly draw the spectrum of the signal by calling it directly in the main function.)

Sar ADC的模型 M文件 传统电容时序 初学者(Sar ADC Model M-file conventional capacitor timing beginners)

利用hough变换检测图像中的直线，得到检测直线的参数与首位端点，并在原图中标出所检测到得直线。(Detection using hough transform image of the straight line parameters to be detected with the first endpoint, and the Original bid to get straight out of the test.)

交叠式Allan方差计算函数，经过了反复测试。输入为陀螺频率数据和采样时间间隔。(overlapping Allan variance calculation function, after repeated tests. The input is gyro frequency data and the sampling time interval. )