matlab_impl_constr

用MATLAB绘制地震数据记录的源代码，可帮助地球物理专业的学生利用MATLAB快速学会绘制地震记录。(plots seismic traces in matlab)

较详细的介绍了EMD分析方法和hilbert变换，对海洋中的一些时间序列进行时频分析(A more detailed description of the EMD analysis method and hilbert transform pairs of the ocean some of the time series of time-frequency analysis)

duffing 算子，检测噪声和分离噪声(duffing operator to detect noise and noise separation)

Replacement for normprod that correctly treats 0, Inf, -Inf in the weights.

实现视频读取小程序，是用MATLAB编写的。(Video applet to read and is prepared to use MATLAB.)

对图像加入白噪声干扰，用维特比译码进行去扰，分别用硬判决和软判决，显示出的图像可以看出不同的效果(White noise is added to the image, performed using Viterbi decoding descrambling, respectively, with the hard decision and soft decision, showing the different effects can be seen in the image)

说明：  Face Detection and Tracking Using the KLT Algorithm This example shows how to automatically detect and track a face using

用matlab 实现的图像模糊增强 在matlab 6.5 7.0sp1都可以用(using Matlab achieve the fuzzy images to enhance the Matlab 6.5 can be used 7.0sp1)

解二次规划函数，具体采用方法不祥，但非有效集法(solve a problem)

本程序实现的功能是将儒略日转化为公历年月日(The implementation of the program function is to convert a Julian day to the Gregorian calendar (date) (month) (year) )