{"id":"W2058385387","doi":"10.1073/pnas.1304912110","title":"Spontaneous abrupt climate change due to an atmospheric blocking–sea-ice–ocean feedback in an unforced climate model simulation","year":2013,"lang":"en","type":"article","venue":"Proceedings of the National Academy of Sciences","topic":"Geology and Paleoclimatology Research","field":"Earth and Planetary Sciences","cited_by":100,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Ocean gyre; Climatology; Geology; Sea ice; Forcing (mathematics); Antarctic sea ice; Climate model; Arctic ice pack; Climate change; Anomaly (physics); Cryosphere; Drift ice; Oceanography","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":[0.0006292519,0.0006321999,0.0007925999,0.0004363672,0.0005550637,0.001223254,0.00149329,0.00150797,0.002327704],"category_scores_gemma":[0.001764689,0.0003742295,0.001075766,0.0005039779,0.0008440756,0.0006513172,0.0008871521,0.001065172,0.0001426395],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001271728,"about_ca_system_score_gemma":0.001313426,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.05213012,"about_ca_topic_score_gemma":0.02299742,"domain_scores_codex":[0.9998153,0.00005264788,0.00001116966,0.00004142788,0.00002047839,0.00005894214],"domain_scores_gemma":[0.9993427,0.0002684995,0.00008243055,0.00006782285,0.00007999751,0.0001583692],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.00009889239,0.00005313838,0.006771895,0.00001555804,0.00005591253,0.0001167245,0.00002635598,0.9906874,0.0007281511,0.0008121558,0.0001877022,0.0004460685],"study_design_scores_gemma":[0.00006385884,0.00003180195,0.002196849,0.000002343971,0.00001964148,0.00001058811,0.00001831584,0.9970546,0.0001587031,0.000297831,0.0001376254,0.000007911769],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9900575,0.00006727822,0.004977742,0.0002536121,0.00003991162,0.00003336284,0.001037177,0.0002092819,0.003324096],"genre_scores_gemma":[0.9977632,0.00003922192,0.001137656,0.00004507085,0.0000126025,0.00004111747,0.0005115354,0.00003024991,0.000419432],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05213012,"threshold_uncertainty_score":0.1036534,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05478221479971219,"score_gpt":0.3072425196634915,"score_spread":0.2524603048637794,"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."}}