1

通过用类似于阶跃折射率型光纤的理论，计算光子晶体光纤的基模模式折射率和色散。 (By analogy with the theory of step-index fibers, the effective index of the fundamental mode and the dispersion of PCF can be calculated. )

matlab code for averaging data time series

mdi 图片的vc动态显示方法，实现图片的动态切换显示(dynamic switching mdi picture vc dynamic display picture display)

fitness function for genetic algo

上传的m文件是采用MATLAb实现的数学曲线拟合(M file uploaded using MATLAB to achieve mathematical curve fitting)

计算运动中单摆中的长度：读取视频文件，生成新的视频序列，逐帧处理，求取每幅的摆长。(The length of the pendulum motion in calculation：Read video files to create a new video sequences, with each picture frame and a long.)

基于混沌的语音加密 使用虫口函数生成密钥对语音进行加解密预算。(Voice encryption based on chaos)

SIFT特征（Scale-invariant feature transform，尺度不变特征转换)是一种电脑视觉的算法用来侦测与描述影像中的局部性特征，它在空间尺度中寻找极值点，并提取出其位置、尺度、旋转不变量(SIFT features (Scale-invariant feature transform, scale-invariant feature transform) is a computer vision algorithm to detect and describe the image characteristics of the locality, it scales in space to find extreme points, and extract its location , scale, rotation invariant)

采用db4小波对是与信号进行降噪处理，实际效果良好(Using DB4 wavelet denoising is processing and signal, the actual effect is good)

研究模型，可以作为仿真的模型，在上面可以进行(Research model)