Chapter-8-of-the-matlab-data-fitting

关于LDPC编码的一些相关英文资料或者论文及有关资料(LDPC)

这里有几篇有关doppler frequency offset估计问题的相关文献，主要采用的是信道响应法，自相关法，循环前缀法来估计多普勒频移的。( Here are a few questions about the doppler frequency offset estimate of the relevant literature, is mainly used in the channel response, self-correlation method, cyclic prefix to estimate the Doppler frequency shift.)

说明：  上传的是Levenberg-Marquardt算法的Matlab程序(Upload is the Levenberg-Marquardt algorithm in Matlab)

CDMA users BER analysis

找函数的零点位置， 返回的是零点的index。 被找的函数须是连续函数 (Find zero points index of a continous function)

关于MATLAB的一些代码~关于图像类别的(MATLAB code on a number of ~ on the image categories)

segmentation by canny filter in pre-processing process of iris recognition

改程序应用于数据校正以及一般的数据处理当中，用于曲线的拟合，目标是使得数据协调达到期望【版权所有】(The procedure is applied to the data correction and data processing, used for curve fitting, the target is to make data coordination to achieve the desired All Rights Reserved)

读取BMP文件信息和显示，读取文件头信息，包括大小，长宽，水平和垂直分辨率，彩色数目，实际用到的彩色数目，关键颜色数目，压缩方式，每像素用到的bit数等(to read and display bmp file. output the header information, includnig file size, image width and height, horizontal and verticular resolution, number of color used and number of significant color, compression method, bit count per pixel etc.)

使用matlab画矢量箭头，可以算旋度散度等~(Draw vector arrows using matlab, you can curl divergence operator, etc. ~)