{"id":"W4406358339","doi":"10.1093/mnras/staf032","title":"The Y dwarf population with <i>HST</i>: unlocking the secrets of our coolest neighbours – II. Parallaxes and proper motions","year":2025,"lang":"en","type":"article","venue":"Monthly Notices of the Royal Astronomical Society","topic":"Stellar, planetary, and galactic studies","field":"Physics and Astronomy","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université de Montréal","funders":"Mitutoyo Association for Science and Technology; National Aeronautics and Space Administration; European Space Agency; Diabetes Patient Advocacy Coalition; Space Telescope Science Institute; Entomological Society of America","keywords":"Physics; Astronomy; Astrophysics; Population; Proper motion; Stars; Medicine","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":[0.0003012556,0.0001657199,0.0002434384,0.000593047,0.0004035994,0.0005608166,0.0001481231,0.0001478338,0.001239866],"category_scores_gemma":[0.0007105894,0.00006660731,0.0001090522,0.0005600655,0.0004308652,0.0003444533,0.0005575159,0.0001734026,0.0006870339],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002694442,"about_ca_system_score_gemma":0.0001870563,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.009240937,"about_ca_topic_score_gemma":0.01163348,"domain_scores_codex":[0.999835,0.00001683913,0.000008741993,0.00005980897,0.00004070162,0.000039017],"domain_scores_gemma":[0.9996402,0.00004275458,0.0001294057,0.00004905321,0.00007112155,0.00006741055],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001023632,0.00001308586,0.9770157,0.00001438233,0.0000199104,0.0001151391,0.0005310627,0.0005241201,0.01042708,0.0001971169,0.0003400453,0.01069988],"study_design_scores_gemma":[0.000001833387,0.0000318154,0.997367,0.000002360757,0.000006758668,0.0001120326,0.0001808587,0.000251961,0.001223397,0.0001018387,0.0007168112,0.000003348675],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9985666,0.0001073894,0.0003302066,0.00001724867,0.00000199234,0.000001668365,0.0001663339,0.00001283728,0.0007957637],"genre_scores_gemma":[0.9992676,0.00003238943,0.0001434321,0.000007649804,0.000005957837,0.000001215196,0.0002877145,0.000005032057,0.0002490218],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.009240937,"threshold_uncertainty_score":0.01837426,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006469502160878672,"score_gpt":0.2048335863629697,"score_spread":0.1983640842020911,"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."}}