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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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FDTD-Method-for-Electromagnetics
利用matlab编写程序,通过时域有限差分方法进行电磁场的数值模拟(Use matlab, numerical simulation of electromagnetic fields by the finite difference time domain method)
- 2012-07-06 16:07:39下载
- 积分:1
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MyArrayList.java
simple implementation of common used data structure
- 2014-10-01 02:38:35下载
- 积分:1
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-Wireless-Mesh-
一种适用于无线Mesh骨干网络的负载均衡路由算法(One for Wireless Mesh backbone network load balancing routing algorithm)
- 2013-12-14 18:55:35下载
- 积分:1
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qpskd
matlab实现qpsk通信的调制。该调制为源程序,请大家指正。谢谢(matlab to achieve qpsk communication modulation. The modulation for the source code, please correct me. Thanks)
- 2009-11-25 23:10:52下载
- 积分:1
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pso
一个粒子群算法的matlab程序代码 很经典的 对于研究粒子群算法的人很有帮助( pso matlab)
- 2010-12-27 23:26:23下载
- 积分:1
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201003tecplot
说明: 简介卫星姿态控制系统的模型,并针对该模型分析故障发生的特点,故
障诊断的难点,以及可能发生故障的部位和故障的类型,给出故障检测的方法。(Introduction of satellite attitude control system model and the model for the analysis of the characteristics of faults, fault diagnosis of the difficulties, and possible failure location and fault type, fault detection methods are given.)
- 2010-03-23 22:02:43下载
- 积分:1
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Controlled_DC_motor
this file is a graphical user interface (GUI) using Matlab and simulink it is for DC Drive. it is a PI cascade controller ( current and speed controller). it a good and friendly GUI
- 2012-10-17 06:22:53下载
- 积分:1
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LDPC
本人编写的QC-LDPC码的完整实现,采用阵列校验矩阵,极其简单,适合入门(A easy-to-learn source code of QC-LDPC encoder)
- 2013-11-06 16:12:11下载
- 积分:1
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CruiseControl-
CruiseControl全套汽车巡航系统模糊控制设计Matlab文件,包括最新的克拉伯隆方程式。(CruiseControl full automotive cruise control system of fuzzy control design Matlab files, including the latest carat Barron equations.)
- 2013-10-29 17:43:56下载
- 积分:1