Use of semivariograms to identify earthquake damage in an Urban Area

Elif Sertel*, Sinasi Kaya, Paul J. Curran

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

49 Citations (Scopus)

Abstract

The 1999 Izmit earthquake (Mw 7.4) on the North Anatolian Fault Zone resulted in severe damage to the urban areas of Izmit, Adapazari (Sakarya), Golcuk, and Yalova. A semivariogram approach was used to quantify earthquake-induced spatial variation and thereby the degree of damage in the Adapazari inner city. Semivariograms were calculated for 24 transects on SPOT high resolution visible infrared (HRVIR) panchromatic images obtained before and after the earthquake. The differences between the pre- and postearthquake semivariogram shape and measures of shape, range, nugget, and sill were related to the severity of earthquake damage.

Original languageEnglish
Pages (from-to)1590-1594
Number of pages5
JournalIEEE Transactions on Geoscience and Remote Sensing
Volume45
Issue number6
DOIs
Publication statusPublished - Jun 2007

Funding

Manuscript received May 1, 2006; revised December 7, 2006. This work was supported in part by the Istanbul Technical University Research Foundation under Project 30793. E. Sertel and S. Kaya are with the Geodesy and Photogrammetry Department, Istanbul Technical University, Istanbul 34469, Turkey (e-mail: [email protected]; [email protected]). P. J. Curran is with Bournemouth University, BH12 5BB Dorset, U.K. (e-mail: [email protected]). Digital Object Identifier 10.1109/TGRS.2007.894019 The authors would like to thank the Istanbul Technical University Director for the SPOT HRVIR images and the ITU Research Foundation for funding.

FundersFunder number
ITU Research Foundation
Istanbul Technical University Research Foundation30793
Istanbul Teknik Üniversitesi

    Keywords

    • Data processing
    • Earthquakes
    • Remote sensing
    • Urban areas

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