Search Results - "Bondár, Istvan"
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NET-VISA from Cradle to Adulthood. A Machine-Learning Tool for Seismo-Acoustic Automatic Association
Published in Pure and applied geophysics (01-07-2021)“…A research concept that was first presented on a poster at a Comprehensive Nuclear-Test-Ban Treaty (CTBT) conference in 2009 has resulted in a fully-fledged…”
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Improved location procedures at the International Seismological Centre
Published in Geophysical journal international (01-09-2011)“…SUMMARY The International Seismological Centre (ISC) is a non‐governmental, non‐profit organization with the primary mission of producing the definitive…”
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A Single Array Approach for Infrasound Signal Discrimination from Quarry Blasts via Machine Learning
Published in Remote sensing (Basel, Switzerland) (01-03-2023)“…Since various phenomena produce infrasound, including both man-made and natural sources, the ever-growing dataflow demands automatic processes via machine…”
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Hierarchical cluster analysis and multiple event relocation of seismic event clusters in Hungary between 2000 and 2016
Published in Journal of seismology (01-11-2019)“…The objective of our paper is to develop a workflow that allows us to calculate more accurate hypocenter locations in seismic event clusters of aftershock…”
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The 12 December 2017 Baumgarten Gas Hub Explosion: A Case Study on Understanding the Occurrence of a Large Infrasound Azimuth Residual and a Lack of Seismic Observations
Published in Pure and applied geophysics (01-10-2020)“…The Baumgarten explosion occurred on 12 December 2017 at a gas storage site about 30 km east of Vienna, Austria. Acoustic arrivals from this accidental surface…”
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Identification of Quarry Blasts Aided by Infrasound Data
Published in Pure and applied geophysics (01-06-2021)“…We present our analysis of the detections from the Piszkés-tető, Hungary infrasound array that has been operational since May 2017. We introduce an automatic…”
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Central and Eastern European Infrasound Network: contribution to infrasound monitoring
Published in Geophysical journal international (30-03-2022)“…SUMMARY The Central and Eastern European Infrasound Network (CEEIN) has been established in 2018 with the collaboration of four research institutes, the…”
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Moho depth analysis of the eastern Pannonian Basin and the Southern Carpathians from receiver functions
Published in Journal of seismology (01-09-2019)“…Receiver function analysis is performed for the easternmost part of the Pannonian Basin and across the Southern Carpathians, a geologically and geodynamically…”
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Discrimination between local earthquakes and quarry blasts in the Vértes Mountains, Hungary
Published in Acta geodaetica et geophysica (01-09-2021)“…We present our analysis of the characteristics of the waveforms of earthquakes and quarry blasts that occurred within extreme local-distance (< 25 km) of…”
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A new, improved and fully automatic method for teleseismic depth estimation of moderate earthquakes (4.5 < M < 5.5): application to the Guerrero subduction zone (Mexico)
Published in Geophysical journal international (01-06-2015)“…The depth of an earthquake is difficult to estimate because of the trade-off between depth and origin time estimations, and because it can be biased by lateral…”
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Source analysis of the March 7, 2019 ML=4.0 Somogyszob, Hungary earthquake sequence
Published in Acta geodaetica et geophysica (2020)“…Between February 16 and April 5, 2019, a series of earthquakes took place around the village of Somogyszob, Somogy county, Hungary. The mainshock occurred on…”
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Crowdsourcing triggers rapid, reliable earthquake locations
Published in Science advances (01-04-2019)“…In many cases, it takes several minutes after an earthquake to publish online a seismic location with confidence. Via monitoring for specific types of…”
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Accurate Locations of Felt Earthquakes Using Crowdsource Detections
Published in Frontiers in earth science (Lausanne) (07-07-2020)“…We present a methodology that uses crowdsourced detections as an initial location to obtain fast and reliable hypocenter parameters for felt earthquakes using…”
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Preliminary Moho depth determination from receiver function analysis using AlpArray stations in Hungary
Published in Acta geodaetica et geophysica (01-06-2018)“…Receiver function analysis is applied to the western part of the Pannonian Basin, a rather complex region both geologically and geodynamically. Previous…”
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Epicentre accuracy based on seismic network criteria
Published in Geophysical journal international (01-03-2004)“…We establish reliable and conservative estimates for epicentre location accuracy using data that are readily available in published seismic bulletins. A large…”
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Crustal Thinning From Orogen to Back‐Arc Basin: The Structure of the Pannonian Basin Region Revealed by P‐to‐S Converted Seismic Waves
Published in Journal of geophysical research. Solid earth (01-07-2021)“…We present the results of P‐to‐S receiver function analysis to improve the 3D image of the sedimentary layer, the upper crust, and lower crust in the Pannonian…”
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AlpArray in Hungary: temporary and permanent seismological networks in the transition zone between the Eastern Alps and the Pannonian basin
Published in Acta geodaetica et geophysica (01-06-2018)“…In the last few decades dense large-scale seismic networks showed their importance in studying the structure of the lithosphere and the upper mantle. The…”
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Double-difference relocation of the 29 January 2011 ML 4.5 Oroszlány earthquake and its aftershocks and its relevance to the rheology of the lithosphere and geothermal prospectivity
Published in Acta geodaetica et geophysica (01-06-2017)“…In the central part of Hungary, an earthquake with the local magnitude of 4.5 occurred near the town of Oroszlány, on 29 January 2011. The main shock and its…”
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A hybrid multiple event location technique to obtain ground truth event locations
Published in Geophysical journal international (01-10-2008)“…We present a multiple event location technique that is able to produce minimally biased (location accuracy of 5 km or better) events from a cluster of…”
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