tuxiang

求各类微分方程的解及其特解。在matlab环境下运行(Seeking various types of differential equations and the particular solution. In the run under matlab)

内点罚函数法，求解最优化问题规划，适用于mantlb程序(Interior point penalty function method for solving optimization problems planning procedures applicable to mantlb)

采用MATLAB语言编译的线性方程组求解函数，希望对大家有用(resolving overdetermined linear equations)

MATLAB命令大全，学习资料，非常全面。(MATLAB command Daquan, learning materials, very comprehensive.)

说明：  本程序实现了RGB图像转化为灰度图像，而后对图像进行了二值化，比较适合初学者，因为很多复杂的程序初学者比较难理解，我写的这个程序可以作为入门程序。(This program realized RGB images to gray image, and then to the binary image.It is suitable for beginners, because many complicated procedure is difficult for beginners, I write this program can be used as introductory programs.)

曲线拟合系统，输入阶数进行拟合计算和插值计算(Curve fitting system to fit the input order of calculation and interpolation)

跳扩频信号的时频分析，对研究信号检测与参数估计的非常有帮助，时频图清晰明了，很好的程序(When frequency hopping spread spectrum signal analysis, the study of signal detection and parameter estimation is very helpful, time-frequency diagram clarity, good program)

用matlab实现的一个图像处理的简易Photoshop，主函数名为：Easy_DIP_byCmQ.m将整个解压，设为工作目录即可运行（含GUI）。包含图1形空间点变换，2图像空间模块变换，3滤波，4形态处理，5图像检测和分割，6傅里叶变换，7图像剪切和缩放等功能。(Using matlab to achieve a simple Photoshop image processing, the main function called: Easy_DIP_byCmQ.m entire decompression, the working directory is set to run (including GUI). Figure 1 contains a shaped spatial point conversion, two image space module transform, 3 filter, 4 forms processing, image detection and segmentation 5, 6 Fourier transform, 7 image cropping and scaling functions.)

产生、播放DTMF音频，基于Goertzel算法估计DTMF音频，完成双音多频(DTMF)信号的检测(Generating, playing DTMF tones, DTMF tones based on the estimated Goertzel algorithm to detect the completion of dual tone multi-frequency (DTMF) signal)

说明：  三体问题粒子轨迹图。设正电荷在（-1，0）（1，0）处，电子初始位置根据设定。(three body problem. Positive particle is placed on （-1，0）（1，0）. This program will give the trace of the electron under selected initial position.)