libPLS_1.0

基于LSB的直接4bit替换法，就是直接用秘密图像像素值的高4bit去替换载体图像像素值的低4bit。 (Direct 4bit substitution, that is, the direct use of the secret image pixel values of the high-4bit image pixel value to replace the carrier' s low 4bit.)

说明：  最小平方反褶积代码。地球物理科学中广泛使用的反褶积方法，使用Matlab语言编写。(least squares deconvolution code. Geophysical Sciences extensive use of deconvolution method, the use of Matlab.)

说明：  支持向量机的实验程序，对支持向量机进一步研究(SVM experimental procedures, further research on support vector machines)

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Optical REconnaissance of carcateres using matlab

The Lyapunov fractal is generated using logistics formula. Three types of fractal are generated with this script. The fractal is generated in 7 seconds.

Multilinear Principal Component Analysis

matlab development toolbox support vector machine, Add noise processing, Face Recognition light treatment method.

P3.18. An analog signal xa(t) = sin (100πt) is sampled using the following sampling intervals. In each case plot the spectrum of the resulting discrete-time signal. Ts= 0.1 ms, Ts= 1 ms, Ts = 0.01 Sec

在matlab中实现标准条形码识别，设计带背景条形码图片分割与定位(To achieve standards in matlab bar code recognition, bar code design with the background picture segmentation and positioning)