i_lab2lch

this matlab program calculate the return of the DES(cryptage).

信号的奇异谱香农熵和奇异谱指数熵 matlab 源程序(Signal singular spectrum Shannon entropy and singular entropy source spectral index)

steganalysis characteristic

matlab 读取操作excel表格，可以打开excel表格，读取其中的数据(matlab read operation excel spreadsheet, you can open the excel spreadsheet, the data read)

说明：  降低ofdm系统峰均功率比的clipping算法。(lower peak to average power ratio of clipping algorithm.)

混沌序列中不同映射的实现，matlab语言编写(Chaos in different mapping implementations , matlab language )

卡尔曼滤波，具有自适应功能,对应五个经典的公式，方便大家学习使用(Kalman filter, the adaptive function Corresponding to the five classic formula, facilitate everybody to learn to use )

数学频谱分析仪,主要是对于频谱的分析，能够有图显示。(Mathematical spectrum analyzer, such as the title, in the inside the mathematical spectrum analyzer, such as title, inside.)

曲柄滑块机构的运动学仿真，研究曲轴运动的物理规律，通过建模和仿真，其运动规律可以实时动画展现，各项数据实时输出，大大增加了直观性(Slider-crank mechanism kinematics simulation, the laws of physics research crankshaft movement, through modeling and simulation, which show the movement of the animation in real-time, real-time output of the data, greatly increasing the intuitiveness)

This function is used to evaluate the max height and the max distance of a projectile and plot the trajectory. Inputs v0 : The initial velocity in m/s theta: The angle at which the projectile is fired in degrees Outputs hmax : The maximum hieght in m dmax : The maximum distance in m