yingyong

用MATLAB实现的巴特沃兹滤波器的原型题目，实现了一个滤波器的所有功能，并且提供了所有步骤的图形绘制。(MATLAB Batewoci the subject of a prototype filter, Implementation of a filter all the functions, and provide all the steps graphics rendering.)

说明：  

说明：  高斯函数与fp之间进行高斯卷积，然后再反馈回来(Gauss convolution between Gauss function and FP, and then feedback back)

read data function for project colour base image retrieval

7-4线性分组码源代码在matlab中的程序实现，矩阵，信息为和校验位(7-4 linear block code source code in the matlab program implementation, matrix, for information and check digit)

使用matlab实现了克里金插值算法，代码较短，运行时间也较为理想，但是缺少注释(use matlab to realize the Kriging interpolation algorithm ,code is shorter, running time is ideal)

a smaple matlab program

一种改进的2 dlda + 2 dpca人脸特征提取算法，很好用！(Improved 2 dlda+ 2 dpca facial feature extraction algorithm, the result is right)

根据M值的改变可以产生2、4、8、16PSK数字调制基带信号，且成形滤波器可任选升余弦、根升余弦、高斯。(M may be generated according to a change value 2,4,8,16PSK baseband digital modulation signal, and optionally raised cosine shaping filter, the root raised cosine, Gaussian.)

Neighborhood rough set based feature evaluation and reduction