{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,29]],"date-time":"2026-03-29T21:48:14Z","timestamp":1774820894555,"version":"3.50.1"},"reference-count":53,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2023,11,1]],"date-time":"2023-11-01T00:00:00Z","timestamp":1698796800000},"content-version":"am","delay-in-days":365,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#am"},{"start":{"date-parts":[[2022,11,1]],"date-time":"2022-11-01T00:00:00Z","timestamp":1667260800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2022,11,1]],"date-time":"2022-11-01T00:00:00Z","timestamp":1667260800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"},{"start":{"date-parts":[[2022,11,1]],"date-time":"2022-11-01T00:00:00Z","timestamp":1667260800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"funder":[{"DOI":"10.13039\/100000203","name":"U.S. Geological Survey","doi-asserted-by":"publisher","award":["G19AP00025"],"award-info":[{"award-number":["G19AP00025"]}],"id":[{"id":"10.13039\/100000203","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100004811","name":"California Department of Transportation","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100004811","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Earthquake Spectra"],"published-print":{"date-parts":[[2022,11]]},"abstract":"<jats:p>\n                    Ergodic site amplification models for active tectonic regions are conditioned on the time\u2010averaged shear wave velocity in the upper 30\u2009m (\n                    <jats:italic>\n                      V\n                      <jats:sub>S<\/jats:sub>\n                    <\/jats:italic>\n                    <jats:sub>30<\/jats:sub>\n                    ) and the depth to a shear wave velocity isosurface (\n                    <jats:italic>\n                      z\n                      <jats:sub>x<\/jats:sub>\n                    <\/jats:italic>\n                    ). The depth components of such models are derived using data from sites within many geomorphic domains. We provide a site amplification model utilizing\n                    <jats:italic>\n                      V\n                      <jats:sub>S<\/jats:sub>\n                    <\/jats:italic>\n                    <jats:sub>30<\/jats:sub>\n                    and depth, with the depth component conditioned on type of geomorphic province: basins, valleys, and mountain\/hills. As with current models, the depth component of our model is centered with respect to the\n                    <jats:italic>\n                      V\n                      <jats:sub>S<\/jats:sub>\n                    <\/jats:italic>\n                    <jats:sub>30<\/jats:sub>\n                    \u2010scaling model using differential depth\n                    <jats:italic>\n                      \u03b4z\n                      <jats:sub>x<\/jats:sub>\n                    <\/jats:italic>\n                    , taken as the difference between a site\u2010specific depth and a\n                    <jats:italic>\n                      V\n                      <jats:sub>S<\/jats:sub>\n                    <\/jats:italic>\n                    <jats:sub>30<\/jats:sub>\n                    <jats:italic>\u2010<\/jats:italic>\n                    conditioned average depth. Using data from southern California, we find that long\u2010period site response for all sites combined exhibits relative de\u2010amplification and amplification for negative and positive differential depths, respectively. Individual provinces exhibit broadly similar trends with depth, but amplification levels are on average stronger in basins such that little relative de\u2010amplification occurs at negative differential depths. Valley and mountain\/hill sites have, on average, weaker amplification levels but stronger scaling with\n                    <jats:italic>\n                      \u03b4z\n                      <jats:sub>x<\/jats:sub>\n                    <\/jats:italic>\n                    . Site\u2010to\u2010site standard deviations vary appreciably across geomorphic provinces, with basins having lower dispersions than mountain\/hill sites and the reference ergodic model.\n                  <\/jats:p>","DOI":"10.1177\/87552930221088609","type":"journal-article","created":{"date-parts":[[2022,5,31]],"date-time":"2022-05-31T10:06:49Z","timestamp":1653991609000},"page":"2341-2370","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":31,"title":["Site response of sedimentary basins and other geomorphic provinces in southern California"],"prefix":"10.1002","volume":"38","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8939-571X","authenticated-orcid":false,"given":"Chukwuebuka C","family":"Nweke","sequence":"first","affiliation":[{"name":"Sonny Astani Department of Civil &amp; Environmental Engineering University of Southern California (USC) Los Angeles CA USA"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3602-3629","authenticated-orcid":false,"given":"Jonathan P","family":"Stewart","sequence":"additional","affiliation":[{"name":"Department of Civil and Environmental Engineering University of California Los Angeles (UCLA) Los Angeles CA USA"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2844-4557","authenticated-orcid":false,"given":"Pengfei","family":"Wang","sequence":"additional","affiliation":[{"name":"Department of Civil and Environmental Engineering University of California Los Angeles (UCLA) Los Angeles CA USA"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2493-592X","authenticated-orcid":false,"given":"Scott J","family":"Brandenberg","sequence":"additional","affiliation":[{"name":"Department of Civil and Environmental Engineering University of California Los Angeles (UCLA) Los Angeles CA USA"}]}],"member":"311","published-online":{"date-parts":[[2022,11]]},"reference":[{"key":"e_1_2_14_2_1","doi-asserted-by":"publisher","DOI":"10.1193\/070913EQS198M"},{"key":"e_1_2_14_3_1","doi-asserted-by":"publisher","DOI":"10.1785\/0120200036"},{"key":"e_1_2_14_4_1","doi-asserted-by":"publisher","DOI":"10.1061\/9780784481462.032"},{"key":"e_1_2_14_5_1","doi-asserted-by":"publisher","DOI":"10.1029\/2018JB016260"},{"key":"e_1_2_14_6_1","volume-title":"PEER report no. 2015\/09","author":"Al Atik L","year":"2015"},{"key":"e_1_2_14_7_1","doi-asserted-by":"publisher","DOI":"10.1785\/gssrl.81.5.794"},{"key":"e_1_2_14_8_1","doi-asserted-by":"publisher","DOI":"10.1193\/070913EQS197M"},{"key":"e_1_2_14_9_1","doi-asserted-by":"publisher","DOI":"10.1785\/0120130136"},{"issue":"2","key":"e_1_2_14_10_1","first-page":"2122","article-title":"An application of seismic tomography to basin focusing of seismic waves and Northridge earthquake damage","volume":"108","author":"Baher SA","year":"2003","journal-title":"Journal of Geophysical Research: Solid Earth"},{"key":"e_1_2_14_11_1","doi-asserted-by":"publisher","DOI":"10.18637\/jss.v067.i01"},{"key":"e_1_2_14_12_1","doi-asserted-by":"publisher","DOI":"10.1785\/0120090400"},{"key":"e_1_2_14_13_1","doi-asserted-by":"publisher","DOI":"10.1193\/070113EQS184M"},{"key":"e_1_2_14_14_1","doi-asserted-by":"publisher","DOI":"10.1785\/0120110071"},{"key":"e_1_2_14_15_1","doi-asserted-by":"publisher","DOI":"10.1193\/072113EQS209M"},{"key":"e_1_2_14_16_1","doi-asserted-by":"publisher","DOI":"10.1193\/062913EQS175M"},{"key":"e_1_2_14_17_1","unstructured":"ChenP LeeEJ(2017)UCVM 17.3.0 documentation. 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