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一种基于DTW的符号化时间序列聚类算法

李迎

微型机与应用2011,Vol.30Issue(18):3-5,3.
微型机与应用2011,Vol.30Issue(18):3-5,3.

一种基于DTW的符号化时间序列聚类算法

Symbolization time series clustering based on DTW

李迎1

作者信息

  • 1. 辽宁师范大学计算机与信息技术学院,辽宁大连116081
  • 折叠

摘要

Abstract

A method of clustering symbolization time series based on DTW is proposed to cluster the unequal dimensional time series obtained by reduction. The key points of the time series are firstly extracted and symbolized. Then the similarity between the two time series is calculated by DTW method. Lastly, the normal matrix and FCM algorithm are employed to cluster the time series. The experimental results show that the accuracy of cluster result obtained by the proposed method is good.

关键词

时间序列/DTW/SAX/Normal矩阵/FCM

Key words

time series/DTW/SAX/normal matrix/FCM

分类

信息技术与安全科学

引用本文复制引用

李迎..一种基于DTW的符号化时间序列聚类算法[J].微型机与应用,2011,30(18):3-5,3.

基金项目

国家自然科学基金 ()

辽宁省博士启动基金 ()

微型机与应用

2097-1788

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