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k-means
K-means算法是最为经典的基于划分的聚类方法,是十大经典数据挖掘算法之一。K-means算法的基本思想是:以空间中k个点为中心进行聚类,对最靠近他们的对象归类。通过迭代的方法,逐次更新各聚类中心的值,直至得到最好的聚类结果。(K-means algorithm is based on the division of the classic clustering method, is ten classic one of data mining algorithm. K-means the basic idea of the algorithm is: to the space K point as the center of the cluster analysis, near their object classification. Through the iterative method, each successive update clustering center value, until get the best clustering results.
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- 2011-06-26 19:53:19下载
- 积分:1
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cluster
用matlab实现聚类算法,注意是层次聚类和未知类别聚类算法!(Clustering algorithm using matlab implementation, pay attention to are hierarchical clustering and unknown type of clustering algorithm!)
- 2009-03-12 12:35:05下载
- 积分:1
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pujian
wav格式语音信号中加性噪音的分离,错误已经过修改(wav format voice signal plus noise separation, the error has been modified)
- 2013-04-08 20:02:15下载
- 积分:1
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srgb2rgb
SRGB 数据转换为RGB数据的源代码,适合色彩学相关人员使用(SRGB data into RGB data, source code, suitable for school-related personnel to use color)
- 2010-09-15 08:19:49下载
- 积分:1
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readminutiafp
this files can help to read minutiae fptoolbox
- 2009-06-03 07:10:27下载
- 积分:1
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Power_Algorithm
implement the Power Al-
gorithm for the computation of themaximumeigenvalue of Aj . Write a function Power_Algorithm
which takes as input A q (the initial approximation of the eigenvector) and scale (it was
given as in the lectures).
- 2013-07-24 09:20:51下载
- 积分:1
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mian
包括多数图像的处理,压缩,变换,水印,识别,复原等等(Including the majority of image processing, compression, transforms, watermarking, identification, recovery, etc.)
- 2011-05-18 17:29:25下载
- 积分:1
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deltamodulation
modulation and demodulation used in lte systems
including qpsk 16-qam 64-qam
- 2012-06-23 01:54:27下载
- 积分:1
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bemd
Description: The function is called upon as follows:
a = bemd(im1)
im1 -> Image
a(:,:,1) => IMF 1
a(:,:,2) => IMF 2
a(:,:,3) => IMF 3
a(:,:,4) => Residu
- 2013-10-02 22:23:45下载
- 积分:1
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txthide
XTHIDE is a GUI that allows the user to hide a text message in an image file.
The user will be asked for a key that will be used to both encode and decode the text into an image.
The key can be of length from 2 to 900 characters.
The encryption pattern for a key hell is not a subset of the encryption pattern for hello .
See help. Created with version 7.01.
- 2009-02-19 20:14:21下载
- 积分:1