{"id":"W2976001049","doi":"10.1038/s41467-019-12357-5","title":"Low CO2 levels of the entire Pleistocene epoch","year":2019,"lang":"en","type":"article","venue":"Nature Communications","topic":"Geology and Paleoclimatology Research","field":"Earth and Planetary Sciences","cited_by":72,"is_retracted":false,"has_abstract":true,"ca_institutions":"Ministry of Education and Child Care","funders":"Nanjing University; National Natural Science Foundation of China","keywords":"Paleosol; Pleistocene; Ice core; Proxy (statistics); Loess; Climate change; Plateau (mathematics); Geology; Loess plateau; Physical geography; Ice age; Paleoclimatology; Glacial period; Atmospheric sciences; Climatology; Paleontology; Soil science; Geography; Oceanography","routes":{"ca_aff":true,"ca_fund":false,"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":[0.0001029631,0.000262822,0.0001030678,0.0004569739,0.0003011003,0.0005391599,0.0001129209,0.000190244,0.001891299],"category_scores_gemma":[0.0002488616,0.0001193682,0.00009625539,0.0004423614,0.000284394,0.0002949909,0.0003078461,0.000196314,0.000188963],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002940754,"about_ca_system_score_gemma":0.0002618353,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01020247,"about_ca_topic_score_gemma":0.01589512,"domain_scores_codex":[0.9999696,0.000002727638,0.000001815564,0.00001520261,0.000004077099,0.000006584659],"domain_scores_gemma":[0.9999464,0.000005952209,0.00001563441,0.000007516358,0.00001534801,0.00000919657],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0004638617,0.00002579393,0.8497461,0.0001935178,0.0002481571,0.000581188,0.000783663,0.009708,0.1062294,0.001670093,0.000953961,0.02939632],"study_design_scores_gemma":[0.000006782238,0.00002153191,0.9904508,0.000007957746,0.00003324822,0.00008519193,0.0001286,0.002812558,0.0040717,0.0002924745,0.002082878,0.000006324726],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9957358,0.00030285,0.0007869255,0.00007878389,0.000009588848,0.000002026461,0.0005852536,0.00006046484,0.002438273],"genre_scores_gemma":[0.9993703,0.00006832866,0.0001093778,0.000005992259,0.000003664545,8.836213e-7,0.0002047604,0.000005876537,0.0002308191],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01020247,"threshold_uncertainty_score":0.02028614,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02750316719658225,"score_gpt":0.2856514801120821,"score_spread":0.2581483129154998,"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."}}