{"id":"W2950689040","doi":"10.1111/j.1365-2966.2012.21457.x","title":"Close companions to brightest cluster galaxies: support for minor mergers and downsizing","year":2012,"lang":"en","type":"article","venue":"Monthly Notices of the Royal Astronomical Society","topic":"Galaxies: Formation, Evolution, Phenomena","field":"Physics and Astronomy","cited_by":40,"is_retracted":false,"has_abstract":true,"ca_institutions":"Trent University","funders":"","keywords":"Luminosity; Galaxy; Redshift; Cluster (spacecraft); Brightest cluster galaxy; Control sample; Galaxy cluster; Sample (material)","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.0005340615,0.000194678,0.0003490161,0.000571325,0.0006202328,0.000855077,0.0005102647,0.0004083311,0.002156779],"category_scores_gemma":[0.003456009,0.0002214749,0.0004407291,0.0003855974,0.0003919708,0.0005878228,0.001039618,0.0004857289,0.0001796768],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003403313,"about_ca_system_score_gemma":0.0003206484,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01071054,"about_ca_topic_score_gemma":0.01158065,"domain_scores_codex":[0.999793,0.00003907255,0.000007983074,0.00007851424,0.00002717813,0.00005432213],"domain_scores_gemma":[0.9986941,0.0003788591,0.0004141627,0.0000936619,0.00006825573,0.0003509591],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001280437,0.00005018095,0.9849103,0.00002177608,0.0001149006,0.0003408977,0.000271897,0.006771858,0.00140299,0.001139903,0.0006104421,0.004236807],"study_design_scores_gemma":[0.00005633174,0.0001159675,0.90536,0.00001947575,0.0001560397,0.0005887096,0.0004556107,0.0899734,0.0007561604,0.001260519,0.001237807,0.00001999694],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9990086,0.00007764874,0.0002394292,0.00007973651,0.000003968477,0.000002576856,0.00007097684,0.00001544544,0.0005016983],"genre_scores_gemma":[0.9994703,0.00002132655,0.0002341592,0.00001886277,0.000005186001,0.000001290153,0.000138709,0.000006187835,0.0001039073],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01071054,"threshold_uncertainty_score":0.02129638,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008734376487484121,"score_gpt":0.2143917019878772,"score_spread":0.2056573255003931,"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."}}