{"cited_by_count":347405,"description":"This cluster of papers explores the diverse applications of Ground-Penetrating Radar (GPR) in geoscience and engineering, including sedimentology, soil water content measurement, non-destructive testing in civil engineering, landmine detection, concrete inspection, hydrogeological studies, and archaeological prospection. The papers cover a wide range of topics related to the principles, problems, progress, and various techniques for GPR applications.","display_name":"Geophysical Methods and Applications","domain_id":"3","external_ids":{"openalex":"https://openalex.org/T11609","wikipedia":"https://en.wikipedia.org/wiki/Ground-penetrating_radar"},"field_id":"22","id":"T11609","keywords":[{"display_name":"ground penetrating radar","id":"ground-penetrating-radar","score":0.6772,"url":"https://openalex.org/keywords/ground-penetrating-radar"},{"display_name":"geophysical survey","id":"geophysical-survey","score":0.2829,"url":"https://openalex.org/keywords/geophysical-survey"},{"display_name":"landmine detection","id":"landmine-detection","score":0.4349,"url":"https://openalex.org/keywords/landmine-detection"},{"display_name":"subsurface imaging","id":"subsurface-imaging","score":0.3614,"url":"https://openalex.org/keywords/subsurface-imaging"},{"display_name":"magnetic survey","id":"magnetic-survey","score":0.3581,"url":"https://openalex.org/keywords/magnetic-survey"},{"display_name":"time domain reflectometry","id":"time-domain-reflectometry","score":0.247,"url":"https://openalex.org/keywords/time-domain-reflectometry"},{"display_name":"airborne magnetic survey","id":"aeromagnetic-survey","score":0.2832,"url":"https://openalex.org/keywords/aeromagnetic-survey"},{"display_name":"buried object detection","id":"buried-object-detection","score":0.5355,"url":"https://openalex.org/keywords/buried-object-detection"},{"display_name":"subsurface investigation","id":"subsurface-investigation","score":0.2274,"url":"https://openalex.org/keywords/subsurface-investigation"},{"display_name":"unexploded ordnance","id":"unexploded-ordnance","score":0.2773,"url":"https://openalex.org/keywords/unexploded-ordnance"},{"display_name":"total magnetic intensity","id":"total-magnetic-intensity","score":0.4192,"url":"https://openalex.org/keywords/total-magnetic-intensity"},{"display_name":"field boundaries","id":"field-boundaries","score":0.2235,"url":"https://openalex.org/keywords/field-boundaries"},{"display_name":"ridge and furrow","id":"ridge-and-furrow","score":0.3978,"url":"https://openalex.org/keywords/ridge-and-furrow"},{"display_name":"archaeological anomalies","id":"archaeological-anomalies","score":0.8322,"url":"https://openalex.org/keywords/archaeological-anomalies"},{"display_name":"archaeological geophysical survey","id":"archaeological-geophysical-survey","score":0.9424,"url":"https://openalex.org/keywords/archaeological-geophysical-survey"},{"display_name":"humanitarian demining","id":"humanitarian-demining","score":0.2082,"url":"https://openalex.org/keywords/humanitarian-demining"},{"display_name":"rock-forming minerals","id":"rock-forming-minerals","score":0.2192,"url":"https://openalex.org/keywords/rock-forming-minerals"},{"display_name":"crustal magnetic anomalies","id":"lithospheric-magnetic-anomalies","score":0.2948,"url":"https://openalex.org/keywords/lithospheric-magnetic-anomalies"},{"display_name":"unexploded ordnance detection","id":"unexploded-ordnance-detection","score":0.5775,"url":"https://openalex.org/keywords/unexploded-ordnance-detection"},{"display_name":"metal detectors","id":"metal-detectors","score":0.2499,"url":"https://openalex.org/keywords/metal-detectors"},{"display_name":"buried structures","id":"buried-structures","score":0.2029,"url":"https://openalex.org/keywords/buried-structures"},{"display_name":"void detection","id":"void-detection","score":0.2129,"url":"https://openalex.org/keywords/void-detection"},{"display_name":"archaeological geophysics","id":"archaeological-geophysics","score":0.8034,"url":"https://openalex.org/keywords/archaeological-geophysics"},{"display_name":"resistivity survey","id":"electrical-resistivity-survey","score":0.214,"url":"https://openalex.org/keywords/electrical-resistivity-survey"},{"display_name":"GPR data processing","id":"gpr-data-processing","score":0.952,"url":"https://openalex.org/keywords/gpr-data-processing"}],"legacy_keywords":["Ground-Penetrating Radar","Sedimentology","Soil Water Content","Non-Destructive Testing","Civil Engineering","Landmine Detection","Concrete Inspection","Hydrogeological Studies","Archaeological Prospection","Geophysical Surveys"],"openalex_id":"https://openalex.org/T11609","source_created_date":"2024-01-23T15:27:11","source_updated_date":"2026-10-17T03:02:00","subfield_id":"2212","url":"/topics/T11609","works_api_url":"https://api.openalex.org/works?filter=topics.id:T11609","works_count":72897,"label":"Geophysical Methods and Applications","provider":"openalex","revision":"e38faa7490af2f7c","taxonomy_revision":"f050b5d4780b1289","title":"Geophysical Methods and Applications","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"36248734917101113","address_version":"morton4x16-v1","coordinates":[3,22,2212,11609],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}