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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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inversor
Inverter model of electric drive
- 2013-03-31 20:44:26下载
- 积分:1
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merwe01a
An Introduction to the Kalman Filter (sigma)
- 2010-07-20 16:51:33下载
- 积分:1
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matlab-from-stanford
有关OFDM的一些算法程序,详细说明了OFDM调制技术的实现方法(For a number of OFDM algorithm program details the implementation of OFDM modulation method)
- 2010-11-08 10:17:15下载
- 积分:1
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CommunicationPrinciple
说明: 这里面所有源码均为《通信原理——基于Matlab的计算机仿真》(郭文彬 桑林.北京邮电大学出版社)上的,自己录入整理,均可以运行,方便查找(Communication Principle Simulation)
- 2009-08-30 21:25:50下载
- 积分:1
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fenyei
仿真图是速度、距离、幅度三维图像,虚拟力的无线传感网络覆盖,数学方法是部分子空间法。( FIG simulation speed, distance, amplitude three-dimensional image, Virtual power wireless sensor network coverage, Mathematics is part of the subspace.)
- 2017-02-23 16:27:20下载
- 积分:1
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prowler_v1_25
Prowler simulador, es una gui que permite simular en capa fisica redes inalambricas
- 2010-02-04 08:27:29下载
- 积分:1
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mosaic-image
用matlab程序生成四分体马赛克图片,付图片以供试验(create mosaic picture)
- 2013-01-15 21:55:12下载
- 积分:1
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kalman
对自适应滤波器和卡尔曼滤波器用MATLAB对语音信号进行了滤波,发现卡尔曼滤波器能够在较大的噪声中还原原来的信号。(Kalman filtering)
- 2015-01-22 23:19:28下载
- 积分:1
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AntSystem-WithPlay
有源代码的蚁群算法的MATLAB程序包 对于理解蚁群算法很有帮助 只需稍作修改
- 2010-08-20 15:23:57下载
- 积分:1