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Journal Article
Published: 24 February 2025
Seismological Research Letters (2025) 96 (4): 2683–2697.
... the M w 7.8 epicenter to record fault‐zone waves for ∼30 days. This article shows example recordings and the EAST array geometry, preliminary research results, and the metadata related to all of the stations in this array. A deep‐learning‐based phase picking for one month of continuous recording yielded...
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First thumbnail for: Dense Seismic Recordings of the 2023 Kahramanmaraş...
Second thumbnail for: Dense Seismic Recordings of the 2023 Kahramanmaraş...
Third thumbnail for: Dense Seismic Recordings of the 2023 Kahramanmaraş...
Journal Article
Published: 01 November 2024
Earthquake Spectra (2024) 40 (4): 2268–2284.
..., and 229 usable three-component recordings from the M7.81, M7.74, M6.81, and M6.37 events, respectively. We also present source, path, and site metadata that were compiled according to uniform protocols. Comparisons to a global ground motion model (GMM) for active tectonic regions and a local, Türkiye...
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First thumbnail for: Engineering attributes of ground motions from Febr...
Second thumbnail for: Engineering attributes of ground motions from Febr...
Third thumbnail for: Engineering attributes of ground motions from Febr...
Journal Article
Published: 01 November 2024
Earthquake Spectra (2024) 40 (4): 2475–2503.
... at these sedimentary basin and valley sites was found to correlate well with the fundamental site period of the soil profile ( T 0 ) , suggesting improvements can be made to regionalized GMMs by incorporating site period into the site-response prediction for sedimentary basin sites. Table 1. Metadata...
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First thumbnail for: Analysis of site-response residuals from empirical...
Second thumbnail for: Analysis of site-response residuals from empirical...
Third thumbnail for: Analysis of site-response residuals from empirical...
Journal Article
Published: 30 September 2024
Seismological Research Letters (2025) 96 (2A): 1214–1226.
... version, resulting in a completely homogeneous data set. The updating procedure, the main features, and the characteristics of the updated Epos‐France data set are discussed in this article, and the data and metadata are distributed through associated flatfiles and ASCII files. The stream2segment...
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First thumbnail for: Epos‐France Database of Earthquake Ground Motion f...
Second thumbnail for: Epos‐France Database of Earthquake Ground Motion f...
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Series: Geological Society, London, Special Publications
Published: 14 August 2024
DOI: 10.1144/SP547-2023-64
EISBN: 9781786206442
... requirements as other databases in terms of, for example, the need to ensure data integrity, the use of primary keys (unique values that identify each record in a table and are used to link to other tables – relational databases) and the importance of metadata. Metadata refers to information about the data...
Journal Article
Published: 01 May 2024
Earthquake Spectra (2024) 40 (2): 1099–1131.
... basin depths derived from V S30 . We compile the recorded data from public data centers, process the ground-motion records and compute IMs, and associate various metadata, such as those describing local site conditions and basin sedimentary thickness, to the ground-motion records. For the three...
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First thumbnail for: Empirical ground-motion basin response in the Cali...
Second thumbnail for: Empirical ground-motion basin response in the Cali...
Third thumbnail for: Empirical ground-motion basin response in the Cali...
Journal Article
Journal: GSA Bulletin
Published: 01 April 2024
GSA Bulletin (2024) 136 (9-10): 4233–4251.
...-TIMS U-Pb geochronological data and associated metadata in accordance with accepted principles of data management. Further, given that the accuracy of reported ages typically depends on the interpretation applied to a set of individual dates, we discuss strategies for data interpretation. We anticipate...
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First thumbnail for: Recommendations for the reporting and interpretati...
Second thumbnail for: Recommendations for the reporting and interpretati...
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Journal Article
Published: 29 March 2024
Seismological Research Letters (2024) 95 (4): 2506–2518.
... has been effectively applied to numerous earthquakes for imaging the spatiotemporal behavior of the seismic source. The software supports a wide range of data and metadata resources. These include the International Federation of Digital Seismograph Networks Web Services, the SeedLink protocol...
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First thumbnail for: SSA2py: A High‐Performance Python Implementation o...
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Journal Article
Published: 02 February 2024
Seismological Research Letters (2024) 95 (3): 1986–1999.
...Voon Hui Lai; Kathleen M. Hodgkinson; Robert W. Porritt; Robert Mellors Abstract With increasing geophysical applications using distributed acoustic sensing (DAS) technology, there is a need to implement a metadata standard specifically for DAS to facilitate the integration of DAS measurements...
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First thumbnail for: Toward a <span class="search-highlight">Metadata</...
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Journal Article
Published: 01 February 2024
Earthquake Spectra (2024) 40 (1): 847–870.
.... The database includes event metadata compiled from national and international seismological agencies as well as the literature. We classified events according to their tectonic environments (i.e. active crustal and subduction) and identified the aftershocks. The station information provided by AFAD 1 was used...
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First thumbnail for: An updated strong-motion database of Türkiye (SMD-...
Second thumbnail for: An updated strong-motion database of Türkiye (SMD-...
Third thumbnail for: An updated strong-motion database of Türkiye (SMD-...
Journal Article
Published: 01 February 2024
Earthquake Spectra (2024) 40 (1): 230–260.
... thicknesses from over 1100 borings is applied. The range of V S30 values for Delta stations used in this study is from 100 to 390 m/s, as shown in Figure 1(c) and summarized in Table 1 . Table 1. Metadata for the 36 Delta stations used in this study Station code Latitude ( o...
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First thumbnail for: Small-strain site response of soft soils in the Sa...
Second thumbnail for: Small-strain site response of soft soils in the Sa...
Third thumbnail for: Small-strain site response of soft soils in the Sa...
Journal Article
Published: 01 February 2024
Earthquake Spectra (2024) 40 (1): 828–846.
.... Material properties (e.g. fines content—FC, plasticity—PI, ore type) can be instrumental in better understanding the cyclic response of mine tailings. Thus, any additional information regarding the material that is not directly related to the testing procedure (i.e. metadata) is also compiled...
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First thumbnail for: A novel experimental database on the cyclic respon...
Second thumbnail for: A novel experimental database on the cyclic respon...
Third thumbnail for: A novel experimental database on the cyclic respon...
Journal Article
Published: 01 February 2024
Earthquake Spectra (2024) 40 (1): 143–173.
... in the deepest portions of the Lower Hutt basin. Table 1 includes additional metadata for all sites such as the time-averaged shear-wave velocity in the upper 30 m ( V S 30 ) , the “site period,” which represents the fundamental period of the soil profile above rock or the resonant period...
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First thumbnail for: Combining observed linear basin amplification fact...
Second thumbnail for: Combining observed linear basin amplification fact...
Third thumbnail for: Combining observed linear basin amplification fact...
Journal Article
Published: 19 December 2023
Seismological Research Letters (2024) 95 (1): 239–252.
... as inslab (∼21.3%), and the rest are undetermined. Beside the information that GeoNet provides for each event, the source metadata also comprises moment tensor solutions and finite‐fault source models compiled from the literature. Various distance measures are computed for each event–station pair, including...
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First thumbnail for: Uniformly Processed Fourier Spectra Amplitude Data...
Second thumbnail for: Uniformly Processed Fourier Spectra Amplitude Data...
Third thumbnail for: Uniformly Processed Fourier Spectra Amplitude Data...
Journal Article
Published: 01 November 2023
Earthquake Spectra (2023) 39 (4): 2492–2517.
...-time series data were retrieved from the GeoNet FTP in the form of unprocessed. V1A files. Earthquake source metadata were retrieved from the flatfile of GeoNet centroid moment tensor solutions ( Ristau, 2008 ). Acceleration-time series and earthquake source metadata are referred to collectively...
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First thumbnail for: A deep-learning-based model for quality assessment...
Second thumbnail for: A deep-learning-based model for quality assessment...
Third thumbnail for: A deep-learning-based model for quality assessment...
Journal Article
Published: 20 October 2023
Seismological Research Letters (2024) 95 (1): 499–511.
...], Arrowsmith et al. , 2022 ). DAS metadata are largely unconventional and yet to be agreed upon by the community. Furthermore, DAS data sharing has been limited because, as of June 2023, no federally funded facility accepts DAS data, and because enabling public access to large datasets at an individual...
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First thumbnail for: An Object Storage for Distributed Acoustic Sensing
Second thumbnail for: An Object Storage for Distributed Acoustic Sensing
Third thumbnail for: An Object Storage for Distributed Acoustic Sensing
Journal Article
Journal: Geosphere
Published: 08 September 2023
Geosphere (2023) 19 (6): 1640–1666.
... development of cost-effective aerial drones with high-resolution onboard cameras. While DOMs are routinely used in geoscientific research, education, and industry, enhanced DOM usage is restricted because raw data (e.g., photographs) and metadata are often incomplete and/or unavailable. In this contribution...
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First thumbnail for: Svalbox Digital Model Database: A geoscientific wi...
Second thumbnail for: Svalbox Digital Model Database: A geoscientific wi...
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Journal Article
Published: 28 July 2023
Seismological Research Letters (2023) 94 (5): 2301–2312.
... of recording on paper wrapped around a helicorder drum, and limited metadata information introduces ambiguities that are not typical of modern digital data. Therefore, techniques must be developed to help characterize uncertainties in legacy data. This article presents an analysis that compares corecorded...
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First thumbnail for: Comparison of Corecorded Analog and Digital System...
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Journal Article
Published: 15 June 2023
Seismological Research Letters (2023) 94 (5): 2489–2499.
... QuakeML files are downloaded and flattened into a table of phase picks consisting of entries in which adequate label data are available. An entry is considered to have adequate label data when it has values for all our metadata columns except for the optional moment tensor and source time function...
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First thumbnail for: MLAAPDE: A Machine Learning Dataset for Determinin...
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Series: GSA Special Papers
Published: 22 March 2023
DOI: 10.1130/2022.2558(01)
EISBN: 9780813795584
... the functionality of a mobile data management system device for geologic field data. (Right) A ranked list of recommendations concerning the collection of metadata associated with a mobile geologic field app. To develop these agendas, the EC3 participants created ranked lists of software/hardware...