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关于一维热传导方程的差分解法，包含了前差，后差，显示和隐式(About one-dimensional heat conduction differential equation solution, containing the first difference, after the poor display and implicit)

从初值出发，先计算y对时间t的导数，得到y的变化速度；求出x对t的导数，得到x随时间的变化速度。然后时间前进一小步h=0.002，同时x和y也都发生一个小的变化，即在原来数值基础上加上时间步长h和变化速度的乘积。如果x到达1或者-1，强制让y发生变化。这个过程不断迭代，得到结果。 (completed chart)

说明：  HHT算法实现emd分解，及希尔伯特黄变换，实现瞬时频率瞬时幅值，边际谱的提取(Perform modal recognition, Hilbert Huang transform and its associated algorithmic program code for signal analysis and processing)

用于信号的处理，主要是信号的消噪过程，是一种有效的方法(Used in signal processing, mainly signal de-noising process is an effective way)

M_MAP教你如何用MATLAB绘制海洋、大气类的图。可以使用各种投影，添加各种精度的岸线，绘制的图清晰美观。(M_MAP teach you how to use MATLAB mapping ocean, the atmosphere kind of map. Can use a variety of projection, the line to add a variety of precision, drawing a clear appearance of the map.)

任意信道容量的计算及MATLAB仿真与分析，任意信道容量的计算及MATLAB仿真与分析任意信道容量的计算及MATLAB仿真与分析任意信道容量的计算及MATLAB仿真与分析(kasjdf sdf )

matlab中实现的G.726编码的算法及测试程序，在matlab中已经通过测试，并能输出编码结果(matlab code to implement the G.726 algorithm and testing procedures in matlab has been tested and the results can be output coding)

extract file and the working is to get dct matrix of 256*256 image which is divide into each 8*8 image block

适合初学小波变换的同学，小程序演示了怎样显示小波各级各频段(show the frequency of wavelet)

genetik algoritmalarla yapı lmı ş ç alı ş malar