{"id":"W3127909190","doi":"10.1029/2020gl091987","title":"COVID‐19 Crisis Reduces Free Tropospheric Ozone Across the Northern Hemisphere","year":2021,"lang":"en","type":"article","venue":"Geophysical Research Letters","topic":"Atmospheric Ozone and Climate","field":"Earth and Planetary Sciences","cited_by":163,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto; Environment and Climate Change Canada","funders":"Natural Sciences and Engineering Research Council of Canada; Earth Sciences Division; Bundesministerium für Wirtschaft und Energie; Fonds De La Recherche Scientifique - FNRS; Deutsche Forschungsgemeinschaft","keywords":"Ozone; Atmospheric sciences; Stratosphere; Tropospheric ozone; Northern Hemisphere; Troposphere; Environmental science; Climatology; Anomaly (physics); Atmosphere (unit); Ozone layer; Altitude (triangle); Ozone depletion; Meteorology; Geology; Geography; Physics","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002419148,0.0001864463,0.0001977329,0.000271769,0.0005247514,0.0006819431,0.0002973988,0.0002487267,0.003979763],"category_scores_gemma":[0.001096932,0.00007679468,0.0001632086,0.000375505,0.0002965135,0.0002665696,0.0007167093,0.000392284,0.0004078248],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001369255,"about_ca_system_score_gemma":0.001400845,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.1430339,"about_ca_topic_score_gemma":0.1254658,"domain_scores_codex":[0.9997683,0.00002897277,0.000009319135,0.00003383464,0.00004600133,0.0001135602],"domain_scores_gemma":[0.9994972,0.00002855845,0.0001354892,0.00002291696,0.00008679127,0.000229156],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001831124,0.0007774265,0.7701687,0.0002926466,0.0001964501,0.001536407,0.001229589,0.003933831,0.02178651,0.002480944,0.09683081,0.09893556],"study_design_scores_gemma":[0.00003157887,0.000168863,0.9805512,0.00003073121,0.00002402591,0.0002293496,0.001329933,0.0006469483,0.001086366,0.0003162174,0.01557389,0.00001082829],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9733128,0.001136453,0.00009239074,0.002551682,0.00009170033,0.00003087167,0.002923114,0.0001145409,0.01974656],"genre_scores_gemma":[0.9953514,0.0004878741,0.00006465981,0.0006913619,0.00002675811,0.00001569611,0.001611352,0.00001426013,0.001736532],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1430339,"threshold_uncertainty_score":0.2844027,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03194343848634058,"score_gpt":0.3098577844740741,"score_spread":0.2779143459877336,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}