laplacian_eigenmaps

说明：  清华大学电子系谷源涛老师MATLAB课件及演示程序，简明扼要。(Department of Electronics, Tsinghua University, Tao Gu source courseware and teacher MATLAB demonstration program, clear and concise.)

matlab serial communication

地震数字处理的基本程序，其中包括滤波褶积，fft，dft，自相关互相关，以及偏移等，对地质学人员比较有用(Digital processing seismic basic procedures, including convolution filter, fft, dft, autocorrelation cross correlation, and offset, etc., more useful for people geology)

说明：  Matlab基础知识学习，如数值计算，绘图，程序设计，文件操作，数学运算等。(Matlab basics of learning, such as numerical computation, graphics, programming, file operations, math and so on.)

matlab中数据库的相关工具包的下载。需要的果断，完整版matlab有可不用下载。(failed to translate)

一连续平稳的随机信号x(t)，自相关函数RX(t)=e-/t/，信号x(t)为加性噪声所干扰，噪声是白噪声，测量值的离散值Z(k)为已知，TS=0.02s。 -3.2，-0.8，-14，-16，-17，-18，-3.3，-2.4， -18，-0.3，-0.4，-0.8，-19，-2.0，-1.2，-11，-14，-0.9，0.8，10，0.2，0.5，-0.5，2.4，-0.5，0.5，-13，0.5，10，-12，0.5，-0.6，-15，-0.7，15，0.5，-0.7，-2.0，-19，-17，-11，-14。 自编卡尔曼滤波递推程序，估计信号x(t)的波形。(A continuous stationary random signal x (t), the autocorrelation function RX (t) = e-/ t /, the signal x (t) is additive noise of the interference, noise is white noise, the measured value of the discrete values ​ ​ Z (k ) are known, TS = 0.02s. -3.2,-0.8,-14,-16,-17,-18,-3.3,-2.4,-18,-0.3,-0.4,-0.8,-19,-2.0,-1.2,-11,-14 ,-0.9,0.8,10,0.2,0.5,-0.5,2.4,-0.5,0.5,-13,0.5,10,-12,0.5,-0.6,-15,-0.7,15,0.5,-0.7,-2.0,-19,-17,-11,-14. Self Kalman filter recursive procedure, the estimated signal x (t) waveform.)

The aim of this application is to implement scalable mpeg type compression by varying DCT coefficients and finding minimum number of DCT coefficients that can give minimum acceptable quality.. This application only works for gray scale.

提取远场图,提取参数后处理，可以完成多种数据处理的科学计算(extract farfield pattern)

改变Simulink中Scope输出波形的颜色(Change the color of the output waveform in Simulink Scope)

matlab m语言的编程，包括m语言的编程基础，C语言转换和外部接口等(matlab m language programming, including m basics of programming language, C language conversion and external interfaces)