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k_means
首先从n个数据对象任意选择 k 个对象作为初始聚类中心;而对于所剩下其它对象,则根据它们与这些聚类中心的相似度(距离),分别将它们分配给与其最相似的(聚类中心所代表的)聚类;然后再计算每个所获新聚类的聚类中心(该聚类中所有对象的均值);不断重复这一过程直到标准测度函数开始收敛为止。一般都采用均方差作为标准测度函数. k个聚类具有以下特点:各聚类本身尽可能的紧凑,而各聚类之间尽可能的分开。(First, a data object from the n choose k objects as initial cluster centers and for the rest of the other objects, according to their similarity with the cluster center (distance), respectively, assign them to their most similar (represented by cluster center) clustering then calculated for each cluster center received a new clustering (all objects in the cluster mean) repeats this process until the convergence criteria begin until the measure function. Standard deviation is generally used as a standard measure function. K a cluster has the following characteristics: the cluster itself as a compact, but separated as much as possible between each cluster.)
- 2011-01-04 12:30:31下载
- 积分:1
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alaw
THIS is the program for a law companding...
- 2013-07-23 22:38:01下载
- 积分:1
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cpp
这是我学习时候,我的课本上的课后习题,我把他整理出来!希望大家能有所收益!(This is my study, my after-school textbook exercises, I took him out of order! Hope that we can get any benefit!)
- 2011-06-10 10:28:42下载
- 积分:1
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FFT_TEST
modesim 的仿真测试文件,Matlab文件,需要自己设置部分参数(modesim simulation test file, Matlab file, need to set some parameters)
- 2011-11-01 22:23:52下载
- 积分:1
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goat-tool
matlab中goat工具箱的使用(doc文档)(goat tools in matlab)
- 2012-05-16 16:43:43下载
- 积分:1
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fmself
说明: fm的调制与解调程序,适合初涉软件无线电者参考和学习(fm modulation and demodulation process, suitable for software radio初涉reference and learning)
- 2009-07-30 10:52:01下载
- 积分:1
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SYSTEM
SVPWM matlab电动机仿真模块,可直接用于电动机驱动仿真(SVPWM matlab motor simulation module, can be directly used motor-driven simulation)
- 2014-01-20 12:02:34下载
- 积分:1
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getImage
能够从磁盘中读入指定格式的视频图片;
比如bmp,jpg,png,gif(This method can load the inmage which given format from disk .)
- 2010-06-01 09:00:49下载
- 积分:1
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i
说明: Download the file porsch.tiff. Write an M-file that get the image and does the following
tasks:
i. Smooth the image with a 3×3 filter mask.
- 2014-09-11 15:06:25下载
- 积分:1
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fuzzymeasure
matlab_fuzzymeasure fuzzymeasure
- 2013-10-24 22:30:37下载
- 积分:1