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说明：  四类语音信号的BP神经网络识别： 四个特征信号矩阵合成一个矩阵， 根据BP网络输出找出语音数据属于哪类， 并求出判断正确率(BP neural network to identify four categories of speech signals MATLAB)

给出了矩形域上分形插值数学模型,分形插值曲面的MATLAB程序,对程序中的主要变量进行了说明,并应用实际数据进行了分形插值曲面的实例研究。运用少量已知数据值,模拟出粗糙表面,这对于直观显示复杂物体的几何形态,研究具有分形特征的地形地貌、断层表面和材料裂隙表面,具有重要的理论意义和实用价值。 更多还原 (Gives the fractal interpolation on a rectangular field mathematical model of fractal interpolation MATLAB program, the main variables of the program are described and applied case studies actual data fractal interpolation surface. Use a small amount of known data values ​ ​ to simulate the rough surface, which visually displays the geometry of complex objects, study topography fractal characteristics, surface faults and fissures surface material has important theoretical and practical value. More Restore)

dct image steganography

BPSK with Differential Encoding

this is one of the best satelite code in the world to find the parameters of the satelite

Image water marking using DWT with 3-levl decomposition

APSK在多径信道下的仿真，给出了具体的信道模型，画出误码率曲线(APSK simulation in multipath channel, given the specific channel model, draw BER curves)

考虑磁饱和效应时，基于静态频率响应实验对同步电机的参数进行计算的方法。(When considering the magnetic saturation effect, experiments based on static frequency synchronous motor parameters were calculated method of response.)

本程序主要实现的是QPSK误码率分析，仿真图包括QPSK仿真误码率，QPSK理论误码率，QPSK仿真误比特率，QPSK理论误比特率。(The main procedures are QPSK BER analysis, simulation figure includes QPSK simulation BER, QPSK theoretical BER, QPSK simulation BER, QPSK theoretical bit error rate.)

利用递推最小二乘法对参数进行辨识，有作图结果(Using the recursive least squares method to identify the parameters, there are mapping results)