{"id":"W4413405223","doi":"10.64628/aam.t3f45kvtc","title":"I’m a physicist who studies fossils, and I recently discovered preserved blood vessels in the world’s largest T. rex","year":2025,"lang":"en","type":"article","venue":"","topic":"Evolution and Paleontology Studies","field":"Earth and Planetary Sciences","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Regina","funders":"","keywords":"Physicist; Physics; Theoretical physics","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":[0.002207035,0.0009156016,0.0006847506,0.002999388,0.003816564,0.003684989,0.0009487153,0.003018041,0.02849741],"category_scores_gemma":[0.01218585,0.0005263055,0.0007243869,0.00149091,0.005452191,0.007636664,0.002061992,0.008477873,0.01150128],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001418881,"about_ca_system_score_gemma":0.00157311,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.008036376,"about_ca_topic_score_gemma":0.01697739,"domain_scores_codex":[0.9992458,0.0001196563,0.00003986546,0.0002345064,0.0002631878,0.00009706787],"domain_scores_gemma":[0.9948663,0.001200912,0.0005326194,0.0005233784,0.001527677,0.001349187],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"observational","study_design_scores_codex":[0.0002868584,0.00007008966,0.02437763,0.0006298932,0.0001415674,0.001738251,0.004183529,0.0002357367,0.005011436,0.03592402,0.7656574,0.1617437],"study_design_scores_gemma":[0.00001071974,0.00006741564,0.00849879,0.0006306282,0.0000562369,0.004090937,0.002730318,0.00008532333,0.002584392,0.01578986,0.9653744,0.00008104726],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"commentary","genre_gemma":"empirical","genre_scores_codex":[0.03045877,0.1017314,0.01737406,0.622972,0.1004128,0.00006943048,0.001497435,0.001350007,0.1241342],"genre_scores_gemma":[0.1646837,0.0961339,0.04394423,0.1759838,0.04466315,0.0001191265,0.00128984,0.002244324,0.4709379],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.02849741,"threshold_uncertainty_score":0.09533328,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03189892195570249,"score_gpt":0.2961918459640809,"score_spread":0.2642929240083784,"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."}}