HPI

本程序完成地震信号的提取检测。以往都是利用地震信号的能量比，此处创新选择地震信号的过零点作为边缘提取的判断。新方法效果不错。(The process is complete extraction of seismic signal detection. Past, the energy ratio of seismic signal, where innovation and choice as the seismic signal zero-crossing edge detection judgments. The new approach is very effective.)

基于小波-偏微分方程的图像降噪程序，Matlab7编程实现(based on wavelet- PDE image noise reduction procedures, Matlab7 Programming)

c means functionality

采用傅里叶快速变换编写的光场强度的半宽度MATLAB源代码(Fast Fourier Transform written half the width of the light field intensity MATLAB source code)

程序用matlab编写的三层介质射线追踪，可以绘制射线的路径，也可以显示波形~(using matlab make three layer medium ray tracing program , can draw the path of rays, can also display waveform ~ )

matlab for for f5 seganography

程序设计问题和学习有效题目，可以有效提高初学者学习能力。(it can inprove the ability of the learners)

说明：  RNA二级结构预测，比对，结构构象比对以及聚类。(RNA secondary structure prediction, comparison, structural conformation and clustering than.)

Incremental Principal Component Analysis

基于到达时间差的用来测距的定位算法的matlab程序(Based on the time difference of arrival location algorithm used ranging matlab program)