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        <datestamp>2026-09-27T15:25:29Z</datestamp>
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  <identifier identifierType="DOI">10.13127/ASI123</identifier>
  <creators>
    <creator>
      <creatorName nameType="Personal">Felicetta, Chiara</creatorName>
      <givenName>Chiara</givenName>
      <familyName>Felicetta</familyName>
      <nameIdentifier nameIdentifierScheme="ORCID" schemeURI="https://orcid.org">https://orcid.org/0000-0003-2852-9144</nameIdentifier>
      <affiliation affiliationIdentifier="https://ror.org/00qps9a02" affiliationIdentifierScheme="ROR" schemeURI="https://ror.org">Istituto Nazionale di Geofisica e Vulcanologia (INGV)</affiliation>
    </creator>
    <creator>
      <creatorName nameType="Personal">Pacor, Francesca</creatorName>
      <givenName>Francesca</givenName>
      <familyName>Pacor</familyName>
      <nameIdentifier nameIdentifierScheme="ORCID" schemeURI="https://orcid.org">https://orcid.org/0000-0001-5745-0414</nameIdentifier>
      <affiliation affiliationIdentifier="https://ror.org/00qps9a02" affiliationIdentifierScheme="ROR" schemeURI="https://ror.org">Istituto Nazionale di Geofisica e Vulcanologia (INGV)</affiliation>
    </creator>
    <creator>
      <creatorName nameType="Personal">Luzi, Lucia</creatorName>
      <givenName>Lucia</givenName>
      <familyName>Luzi</familyName>
      <nameIdentifier nameIdentifierScheme="ORCID" schemeURI="https://orcid.org">https://orcid.org/0000-0003-4312-580X</nameIdentifier>
      <affiliation affiliationIdentifier="https://ror.org/00qps9a02" affiliationIdentifierScheme="ROR" schemeURI="https://ror.org">Istituto Nazionale di Geofisica e Vulcanologia (INGV)</affiliation>
    </creator>
    <creator>
      <creatorName nameType="Personal">Mascandola, Claudia</creatorName>
      <givenName>Claudia</givenName>
      <familyName>Mascandola</familyName>
      <nameIdentifier nameIdentifierScheme="ORCID" schemeURI="https://orcid.org">https://orcid.org/0000-0003-1941-4679</nameIdentifier>
      <affiliation affiliationIdentifier="https://ror.org/00qps9a02" affiliationIdentifierScheme="ROR" schemeURI="https://ror.org">Istituto Nazionale di Geofisica e Vulcanologia (INGV)</affiliation>
    </creator>
    <creator>
      <creatorName nameType="Personal">Sgobba, Sara</creatorName>
      <givenName>Sara</givenName>
      <familyName>Sgobba</familyName>
      <nameIdentifier nameIdentifierScheme="ORCID" schemeURI="https://orcid.org">https://orcid.org/0000-0002-5669-8650</nameIdentifier>
      <affiliation affiliationIdentifier="https://ror.org/00qps9a02" affiliationIdentifierScheme="ROR" schemeURI="https://ror.org">Istituto Nazionale di Geofisica e Vulcanologia (INGV)</affiliation>
    </creator>
    <creator>
      <creatorName nameType="Personal">Pasetti, Nicola</creatorName>
      <givenName>Nicola</givenName>
      <familyName>Pasetti</familyName>
      <affiliation>ANIA Servizi e Formazione Srl</affiliation>
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  <titles>
    <title xml:lang="en">Acceleration Spectrum Intensity (ASI) values for Italy in three structural period ranges (0.1-0.5s, 0.4-0.8s, 0.7-1.1s)</title>
    <title titleType="AlternativeTitle">ASI</title>
  </titles>
  <publisher publisherIdentifier="https://ror.org/00qps9a02" publisherIdentifierScheme="ROR" schemeURI="https://ror.org/">Istituto Nazionale di Geofisica e Vulcanologia (INGV)</publisher>
  <publicationYear>2026</publicationYear>
  <resourceType resourceTypeGeneral="Dataset">Acceleration Spectrum Intensity values for a national grid of points in Italy</resourceType>
  <subjects>
    <subject>Acceleration Spectrum Intensity</subject>
    <subject>Hazard</subject>
    <subject>Italy</subject>
    <subject>Italian Building Code</subject>
    <subject>Site effects</subject>
  </subjects>
  <contributors>
    <contributor contributorType="RightsHolder">
      <contributorName nameType="Organizational">ANIA Servizi e Formazione Srl</contributorName>
    </contributor>
  </contributors>
  <dates>
    <date dateType="Issued">2026-07</date>
  </dates>
  <language>en</language>
  <relatedIdentifiers>
    <relatedIdentifier relatedIdentifierType="URL" relationType="HasMetadata">https://data.ingv.it/metadata/iso19115/10.13127/asi123.xml</relatedIdentifier>
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  <sizes>
    <size>1222425 points</size>
  </sizes>
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  <version>1.0</version>
  <rightsList>
    <rights rightsURI="info:eu-repo/semantics/openAccess">Open Access</rights>
    <rights rightsURI="https://creativecommons.org/licenses/by/4.0/legalcode" rightsIdentifier="cc-by-4.0" rightsIdentifierScheme="SPDX" schemeURI="https://spdx.org/licenses/">Creative Commons Attribution 4.0 International</rights>
  </rightsList>
  <descriptions>
    <description xml:lang="en" descriptionType="Abstract">The ASI dataset is a table containing the Acceleration Spectrum Intensity (ASI) computed for 1,222 million grid points in Italy. For each node of the grid, the 5%-damped elastic acceleration response spectrum was computed using the ESM REXEL-target-spectrum Web-Service (https://esm-db.eu/esmws/rexel-target-spectrum/1/) and according to the Italian Building Code, also considering the corresponding subsoil category and topographic class. The ASI parameter was evaluated as its integral average and was estimated over three overlapping period ranges (0.1-0.5s, 0.4-0.8s, 0.7-1.1s). The continuous ASI values were, subsequently, classified into five seismic hazard classes.</description>
    <description xml:lang="it" descriptionType="Abstract">Il dataset ASI è costituito da una tabella contenente i valori dell'Acceleration Spectrum Intensity (ASI) calcolati per circa 1,22 milioni di punti di una griglia regolare che copre l'intero territorio italiano. Per ciascun nodo della griglia è stato calcolato lo spettro di risposta elastico in accelerazione, con smorzamento del 5%, utilizzando il Web Service ESM REXEL-target-spectrum (https://esm-db.eu/esmws/rexel-target-spectrum/1/) e secondo quanto previsto dalle Norme Tecniche per le Costruzioni (NTC), considerando anche la corrispondente categoria di sottosuolo e la classe topografica. Il parametro ASI è stato valutato come media integrale dello spettro ed è stato stimato su tre intervalli di periodo parzialmente sovrapposti (0,1–0,5 s, 0,4–0,8 s e 0,7–1,1 s). I valori continui di ASI sono stati successivamente classificati in cinque classi di pericolosità sismica.</description>
  </descriptions>
  <geoLocations>
    <geoLocation>
      <geoLocationPlace>Italy</geoLocationPlace>
    </geoLocation>
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      <geoLocationPlace>Italy</geoLocationPlace>
      <geoLocationBox>
        <westBoundLongitude>6.6266</westBoundLongitude>
        <eastBoundLongitude>18.5218</eastBoundLongitude>
        <southBoundLatitude>35.4943</southBoundLatitude>
        <northBoundLatitude>47.0933</northBoundLatitude>
      </geoLocationBox>
    </geoLocation>
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    <fundingReference>
      <funderName>ANIA Servizi e Formazione Srl</funderName>
      <awardTitle>ANIA - Sviluppo di una metodologia per stime di pericolosità finalizzata a valutazioni semplificate del rischio sismico</awardTitle>
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