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RTL时间扫描方法在福建及近海地区的回顾检验

张年明 杨佩琴 郑健志 郑永通

地震地磁观测与研究Issue(1):35-40,6.
地震地磁观测与研究Issue(1):35-40,6.DOI:10.3969/j.issn.1003-3246.2014.01/02.007

RTL时间扫描方法在福建及近海地区的回顾检验

张年明 1杨佩琴 1郑健志 1郑永通1

作者信息

  • 1. 中国福建364000 龙岩地震台
  • 折叠

摘要

Abstract

Region-time-length algorithm (RTL)is a computation method for detecting relative change of earthquake activity level.Using this method,four earthquakes (MD≥ 5. 0)that occurred in Fujian and its offshore area for the past few years have been tested retrospective in this paper.The result shows that,research starting time of every earthquake is determined by itsVRTL background activity level,respectively.The mean square errors of the four earthquakes have all passed 3. 5σbefore shock.TheVRTL maximum values of three earthquakes have passed 150,and one has 21.6 only.This illustrates thatVRTL activity level have all marked variation relative to background activity level beforeMD 5. 0 earthquakes in this area.VRTL may be a index of earthquake prediction in this area.

关键词

RTL算法/地震/背景活动水平/检验

Key words

RTL algorithm/earthquake/background activity level/test

引用本文复制引用

张年明,杨佩琴,郑健志,郑永通..RTL时间扫描方法在福建及近海地区的回顾检验[J].地震地磁观测与研究,2014,(1):35-40,6.

地震地磁观测与研究

1003-3246

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