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基于支持向量机的地震体波震相自动识别及到时自动拾取

Translated title of the contribution: Automatic detection of seismic body-wave phases and determination of their arrival times based on support vector machine
  • Yiran Jiang
  • , Jieyuan Ning*
  • *Corresponding author for this work
  • State Key Laboratory of Shale Oil and Gas Enrichment Mechanisms and Effective Development
  • Peking University

Research output: Contribution to journalArticlepeer-review

Abstract

Facing massive seismic data, it is urgent to automatically detect earthquakes and determine their arrival times accurately. Based on the support vector machine technology, we developed a method by using two classifiers SSD and SPS to automatically identify seismic body-wave phases and automatically determine their arrival times. Compared with the traditional automatic phase-picking methods, our method can more accurately identify both the seismic phases from noises, and the S phases from P phases. Moreover, we employ the array strategy to further effectively improve the accuracy of phase-detection.

Translated title of the contributionAutomatic detection of seismic body-wave phases and determination of their arrival times based on support vector machine
Original languageChinese (Traditional)
Pages (from-to)361-373
Number of pages13
JournalActa Geophysica Sinica
Volume62
Issue number1
DOIs
StatePublished - 1 Jan 2019
Externally publishedYes

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