LDPCBSN

对音频信号进行DWT变换，可嵌入水印信息(DWT transform audio signals can be embedded watermark)

用Mie理论计算双层粒子的散射角——散射光强曲线 1．RB1.m 计算第一类Ricatti-Bessel函数的函数 2．RB2.m 计算第二类Ricatti-Bessel函数的函数 3. Alegendr.m 计算角函数 和 的函数 4. MieCoeff.m 计算包覆粒子米尔系数的函数 5. Amp.m 计算散射光复振幅的函数 6. MieIntensity.m 画包覆粒子散射角-光强图 (Mie theory calculations using double-particle scattering angle- scattering intensity curve 1. RB1.m calculate the first class Ricatti-Bessel function of the function 2. RB2.m calculate the second category Ricatti-Bessel function of the function 3. Alegendr.m computing angle functions and function 4. MieCoeff.m coated particles Mill coefficient calculation function 5. Amp.m calculate the scattering amplitude recovery function 6. MieIntensity.m painting coated particle scattering angle- light intensity diagram)

ML的方法在ofdm中的应用，是最大似然在ofdm中的仿真(ML method ofdm application is the maximum likelihood in the simulation ofdm)

动态频谱分配算法代码，写的真的非常好，希望大家使用，很好很好很好很好(Dynamic spectrum allocation codeWrite really good, hope that we use, very good very good very good very good)

卡尔曼滤波跟踪算法,这个是航迹产生的程序(Kalman filtering algorithm, this is the track procedures)

用平面波展开法计算二维声子晶体带隙结构的matlab程序(The PWE method in the calculation of band stucture of 2D phononic crystal.)

小球在圆环上做圆周运动,可以滑动调节小球运动速度.(Small ball in the circle to do the circular motion, you can adjust the ball sliding velocity.)

a sample application for FIR on Matlab.

说明：  在二值化前,将像素与阈值的误差扩散到周围像素上,提高图像的二值化质量(value of the two former, and pixel threshold value of the error spread to the surrounding pixels, and improve the image quality of two values)

利用正弦信号作为发射信号，分别在AWGN和瑞利信道中，计算CR中的检测概率和虚警概率，并绘图。(Sinusoidal signal as transmitted signal, respectively, in AWGN and Rayleigh channel, calculate the probability of detection and false alarm probability of CR and drawing.)