cal_mosaic

该程序主要利用快速傅里叶算法将振动信号的时域转化成频域信息，得出频谱进行分析。(The program mainly using fast Fourier algorithm time domain vibration signal converted into the frequency domain information, obtain spectral analysis.)

LBP 一种描述子，常用于人脸识别，自己写的，包括实验程序和LBP函数(LBP descriptor)

一种用于稀疏表示求解L1范数的算法，用L1范数近似L0范数获得了更好的效果。(A method for sparse representation algorithm for solving the L1-norm)

说明：  opencv入门程序，使用opencv模式读取图像并显示，在vs环境下调用matlab进行图像读取和显示(opencv entry procedures, read the image using opencv mode and display, in the vs environment, call matlab to read and display the image)

this code is for the paper of image segmentation based on level set methods. in this paper improves Tony Chan s paper and improves the speed.

说明：  图像分割程序，可以分割红外车辆目标、人物等目标和图像。(Image segmentation program, you can split infrared target vehicles, characters and other objectives and image.)

matlab可以用来做小波变换的图像处理代码，可以用来做图像分割，融合。(matlab wavelet transform can be used to make the image processing code, can be used to make image segmentation, integration.)

itti算法进行感兴趣区域的选择，方法较好，可以直接运行。(itti algorithm select the region of interest ,and this program can run directly)

用Gabor滤波器和稀疏分类对表情进行识别(By Gabor filters and sparse facial expression classification identify)

PWLS算法主要用于CT重建前的投影数据处理，能够很好的用于CT迭代算法中，对图像进行去噪(PWLS algorithm is mainly used for projection data processing before CT reconstruction. It can be well used in CT iterative algorithm to denoise images.)