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author:

江诗锋 (江诗锋.) [1] | 何振峰 (何振峰.) [2]

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Abstract:

依据背景知识,选择行车数据序列在隧道附近所特有的形态,作为该路段的特征点,进行序列的对齐.给定一组未对齐的序列,使用期望最大化(EM)算法进行对齐:在E步算出标准序列,在M步对齐序列.在对齐序列时,采用了基于形态的相似性度量找出待对齐序列与标准序列的最佳特征点匹配方案.本策略成功用于福泉高速行车数据的对齐.

Keyword:

对齐 时间序列 期望最大化(EM) 行车数据

Community:

  • [ 1 ] 福州大学数学与计算机科学学院,福建福州350108

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Source :

福州大学学报:自然科学版

ISSN: 1000-2243

CN: 35-1337/N

Year: 2010

Issue: 2

Page: 202-207

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 1

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