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一些源代码，主要是图像处理方面的，希望对以后的读者有帮助(Some source code, mainly image processing, and hope to help future readers)

熵,联合熵,条件熵,平均互信息量的通用计算程序(Entropy, joint entropy, conditional entropy, average mutual information of the general-purpose computer program)

这个程序是修改和扩展Paul Kienzle的倍频频谱方案。(This program is a modification and extension to Paul Kienzle s spectrogram program for Octave.)

spiht it works

说明：  matlab的基础入门，对于MATLAB陌生的朋友是较好的教材(matlab based entry, for MATLAB is a good friend of unfamiliar material)

地震波数值模拟 该程序为地震波数值模拟程序，基于声波方程高阶有限差分格式，程序中参数已经进行了说明，对于初学地震波数值模拟的朋友很有帮助。该程序为matlab编制，可以直接进行成图，所得图形为波场快照。(Seismic wave numerical simulation)

matlab写的将fig格式图片转成jpg格式的源代码(matlab write the fig format jpg format image into the source code)

matlab数据的预处理代码，rscore(preprocessor code matlab data, r score)

运用人工神经网络技术预测风速，主要介绍了神经网络的实现方法，以及预测结果的比较(The use of artificial neural network technology forecasting wind speed, mainly the realization of a neural network method and the comparison of predicted results)

matlab编写的伪随机序列发生器，包括小m序列、大M序列，gold序列(pseudo-random sequence generator matlab prepared, including a small m sequence, M sequences, gold sequences)