{"id":"W4414947331","doi":"10.1038/s43247-025-02629-y","title":"Observed warming of cold extremes is not captured with a fixed threshold definition","year":2025,"lang":"en","type":"article","venue":"Communications Earth & Environment","topic":"Climate variability and models","field":"Environmental Science","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"Environment and Climate Change Canada","funders":"Environment and Climate Change Canada","keywords":"Ectotherm; Global warming; Climate change; Term (time)","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":[0.0023658,0.0004347741,0.0007119933,0.001193962,0.0006712523,0.002407001,0.0020348,0.0009425298,0.002112746],"category_scores_gemma":[0.0133932,0.0002998944,0.0008336873,0.001735854,0.0009655134,0.00209287,0.001362706,0.001262074,0.0002867029],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001116665,"about_ca_system_score_gemma":0.0006563281,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003906753,"about_ca_topic_score_gemma":0.004192755,"domain_scores_codex":[0.9982052,0.0003521818,0.0002284086,0.0006819948,0.0003002581,0.0002320805],"domain_scores_gemma":[0.994605,0.002308998,0.001273269,0.001166837,0.0004995164,0.0001463798],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.001467021,0.0002745579,0.6166662,0.001428597,0.001429035,0.0008753061,0.001863105,0.08882602,0.0487587,0.09612188,0.005905041,0.1363845],"study_design_scores_gemma":[0.0001720069,0.0008670304,0.5934658,0.0004073712,0.0008347243,0.001675936,0.001116829,0.2230432,0.02517835,0.1373045,0.015554,0.0003802209],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.735919,0.001365549,0.2399756,0.0005870982,0.0002229523,0.0001155945,0.002973262,0.0005182986,0.01832268],"genre_scores_gemma":[0.9792318,0.00008925142,0.01949016,0.00007716976,0.00002603587,0.00006149607,0.0007689567,0.00005075625,0.0002043958],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003906753,"threshold_uncertainty_score":0.01251167,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.08686483063545128,"score_gpt":0.2480658148100952,"score_spread":0.161200984174644,"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."}}