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PCM编码/解码的实现，采用A律13折法进行量化和编码/解码。(PCM encoding/decoding implementations, using A-law 13 to quantify the folding and encoding/decoding.)

Hand recognition using Keypoint matching algorithm is implemented

K_Means聚类算法matlab实现，包含三个子函数，可用在图像处理中(K_Means clustering algorithm matlab realize, including three sub-functions that can be used in image processing)

说明：  convert binary numbers into decimal numbers and anthor convert decimal into binary

说明：  大地电磁magnetotelluric数据NLCG反演预处理及后处理(magnetotelluric data NLCG inversion pre- & post- processing)

本文利用指纹纹线的结构信息，提出了一套基于纹线结构的特征提取和匹配算法。(In this paper, the structure of the fingerprint ridge information, a set of ridge structures based on feature extraction and matching algorithms.)

this codes are uses for signal process and uses ant colony

2D周期性圆柱组成的，lens的几何设计和delay的计算，使用各项同性圆柱(2D periodic cylinder’s delay)

说明：  在matlab环境下的一个朴素贝叶斯分类器，大家可以看下(Matlab environment a Naive Bayes classifier, we can look)

matlab programa de matlab de motores