{"id":15199,"date":"2026-02-01T10:39:00","date_gmt":"2026-02-01T10:39:00","guid":{"rendered":"https:\/\/iesinspection.com\/?p=15199"},"modified":"2026-02-01T10:39:00","modified_gmt":"2026-02-01T10:39:00","slug":"finding-defects-in-the-great-wall-of-china","status":"publish","type":"post","link":"https:\/\/iesinspection.com\/?p=15199","title":{"rendered":"Finding Defects in the Great Wall of China"},"content":{"rendered":"<p>The Ming Great Wall in Beijing suffers from hidden voids, detachments, and moisture infiltration from long-term weathering and human impacts. Invasive diagnostics risk irreversible damage to this UNESCO site. This study developed a non-destructive 400\u2009MHz GPR framework integrating attribute analysis and 3D imaging, validated through scaled physical models and field surveys at the Panlongshan section. Instantaneous amplitude enabled 3D reconstruction with 19.41% mean volumetric error. Strong empirical&#013;<br \/>\nSource: NDT<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Ming Great Wall in Beijing suffers from hidden voids, detachments, and moisture infiltration from long-term weathering and human impacts. Invasive diagnostics risk irreversible damage to this UNESCO site. This study developed a non-destructive 400\u2009MHz GPR framework integrating attribute analysis and 3D imaging, validated through scaled physical models and field surveys at the Panlongshan section. Instantaneous [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"false","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[45],"_links":{"self":[{"href":"https:\/\/iesinspection.com\/index.php?rest_route=\/wp\/v2\/posts\/15199"}],"collection":[{"href":"https:\/\/iesinspection.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/iesinspection.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/iesinspection.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/iesinspection.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=15199"}],"version-history":[{"count":0,"href":"https:\/\/iesinspection.com\/index.php?rest_route=\/wp\/v2\/posts\/15199\/revisions"}],"wp:attachment":[{"href":"https:\/\/iesinspection.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=15199"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/iesinspection.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=15199"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/iesinspection.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=15199"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}