{"id":"W4386081741","doi":"10.48550/arxiv.2308.10747","title":"A radical transition in the post-main-sequence system U Equulei","year":2023,"lang":"en","type":"preprint","venue":"arXiv (Cornell University)","topic":"Astrophysics and Star Formation Studies","field":"Physics and Astronomy","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Planetary Science Division; Háskóli Íslands; National Institutes of Natural Sciences; Smithsonian Astrophysical Observatory; Max-Planck-Institut für Astronomie; National Astronomical Observatory of Japan; Stockholms Universitet; Aarhus Universitet; Turun Yliopisto; Agencia Estatal de Investigación; Science Mission Directorate; Universitetet i Oslo; Smithsonian Institution; National Radio Astronomy Observatory; Korea Astronomy and Space Science Institute; Space Telescope Science Institute; Queen's University; Los Alamos National Laboratory; Johns Hopkins University; National Central University; Gordon and Betty Moore Foundation; Queen's University Belfast; National Aeronautics and Space Administration; Eötvös Loránd Tudományegyetem; Durham University; National Science Foundation","keywords":"Physics; Astrophysics; Circumstellar envelope; Photometry (optics); Photosphere; Stellar classification; Red supergiant; Supergiant; Astronomy; Stars; Spectral line; Maser; Emission spectrum","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"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":[0.00009071317,0.0001432425,0.000168421,0.0004851211,0.0009943922,0.0005414077,0.0002752534,0.0003719224,0.002680965],"category_scores_gemma":[0.0003300614,0.00008967515,0.0001074643,0.0002832202,0.0006144406,0.0003971951,0.0008212525,0.0003412729,0.0005021194],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002792343,"about_ca_system_score_gemma":0.0001594824,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001747732,"about_ca_topic_score_gemma":0.001978109,"domain_scores_codex":[0.9999173,0.000005089425,0.000006523767,0.00003316662,0.000010208,0.00002761664],"domain_scores_gemma":[0.9998834,0.000009126916,0.00003636745,0.00000878308,0.00001499652,0.0000472556],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0006713011,0.0003744292,0.8909388,0.0000685334,0.00003214657,0.006045768,0.002472303,0.0001226396,0.06369447,0.00207701,0.0008039754,0.0326986],"study_design_scores_gemma":[0.00001250697,0.0005340514,0.9748515,0.00001830724,0.00001748941,0.01443346,0.001452713,0.0003086316,0.003125611,0.0006823301,0.004551325,0.00001204753],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9985551,0.00008418762,0.00005775336,0.00002080866,0.000005056713,0.000004722139,0.00003064185,0.000005026356,0.001236618],"genre_scores_gemma":[0.9987816,0.00005773011,0.0001441104,0.00004192071,0.000006968293,0.000005270087,0.0001166543,0.000003370302,0.0008422936],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002680965,"threshold_uncertainty_score":0.008968711,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.07071927970903354,"score_gpt":0.1961595092114558,"score_spread":0.1254402295024222,"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."}}