vblast

研究多进制脉冲位置调制和关闭键控在直接检测光无线通信系统中存在的大气影响，比较了ook与PPM调制方式的区别。(M-ary pulse position modulation on and off keying atmospheric effects in the direct detection of optical wireless communication systems, compare the difference of the ook PPM modulation mode.)

说明：  双三次插值matlab代码，内含lena标准测试图像(Bicubic interpolation, with lena in zip)

MATLAB code for LC2 Similarity Measure. The main.m file provides a working example with test images.

利用白噪声序列和传递函数生成有色噪声的源代码，很实用(Using white noise sequence and colored noise transfer function to generate source code, very useful)

MATLAB LESSONS FROM UNIVERSITY

JPEG2000 Standard for Image Compression Concepts, Algorithms and VLSI Architectures

基于峭度的盲源分离，使用最速下降法，适合初学者(BSS based on kurtosis by gradient)

1.n个节点分段Lagrange插值多项式； 2.使用格式y=lagrange(x0,y0,x,k)； 3.输入项x0为n维插值节点向量，y0为n维被插函数值向量； 4.x为m维插值点向量，k为分段插值多项式次数，不超过3，缺省为k=1； 5.输出y为插值点x处的函数值；( 1.n a sub-node Lagrange interpolation polynomial 2. The use of the format y = lagrange (x0, y0, x, k) 3. Input x0 of interpolation nodes for the n-dimensional vector, y0 for n-dimensional vector function to be inserted 4.x interpolation points for the m-dimensional vector, k is the number of sub-polynomial interpolation, not more than 3, the default for k = 1 5. output y for the interpolation points x Department of function )

采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波(2D median filtering function medfilt2 right by the Salt and Pepper noise image filtering)

应用传递矩阵法求解转子动力学特性，转子临界转速和振型等动力学特性被获得。(The transfer matrix method is studied on rotor dynamics, and the critical speed is obtained)