{"id":"W1992756133","doi":"10.1029/2001jd000367","title":"Long‐term variations of UV‐B irradiance over Canada estimated from Brewer observations and derived from ozone and pyranometer measurements","year":2001,"lang":"en","type":"article","venue":"Journal of Geophysical Research Atmospheres","topic":"Atmospheric Ozone and Climate","field":"Earth and Planetary Sciences","cited_by":120,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Pyranometer; Environmental science; Irradiance; Ozone; Atmospheric sciences; Snow; Cloud cover; Snow cover; Atmosphere (unit); Standard deviation; Term (time); Meteorology; Solar irradiance; Climatology; Geography; Statistics; Geology; Physics; Mathematics","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002986487,0.0003266375,0.0002065152,0.001140174,0.001326008,0.0008282278,0.0005659183,0.0001910229,0.0009655751],"category_scores_gemma":[0.0006877673,0.0002152872,0.0003930763,0.002010565,0.0002573308,0.0003192818,0.00030536,0.0004337512,0.000173798],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.02904965,"about_ca_system_score_gemma":0.01222188,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9967639,"about_ca_topic_score_gemma":0.9969459,"domain_scores_codex":[0.9997085,0.00001409706,0.00001288559,0.00005780088,0.00013315,0.00007357136],"domain_scores_gemma":[0.9993272,0.00003832198,0.00006698021,0.00001477422,0.0004805332,0.00007221018],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0003026437,0.00008878476,0.9458629,0.0001187811,0.0002776084,0.0002491524,0.0006136946,0.01452804,0.004886775,0.0007869259,0.003776344,0.02850831],"study_design_scores_gemma":[0.000007771114,0.000008175808,0.9914495,0.00001497496,0.00002787402,0.00002526478,0.0001573619,0.005490106,0.0005497388,0.00003536935,0.002217031,0.00001685937],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.988589,0.0006852331,0.0007670135,0.00009234842,0.00000784496,0.00002632377,0.006602259,0.00006722406,0.003162723],"genre_scores_gemma":[0.9888602,0.0005441727,0.0009937794,0.00003409755,0.000003575082,0.00001563431,0.007495841,0.00001586136,0.002036843],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02904965,"threshold_uncertainty_score":0.210771,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.08417566836637293,"score_gpt":0.2974958323521097,"score_spread":0.2133201639857368,"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."}}