{"id":"W2038975232","doi":"10.1016/j.icarus.2013.02.003","title":"Spectral reflectance properties of HED meteorites + CM2 carbonaceous chondrites: Comparison to HED grain size and compositional variations and implications for the nature of low-albedo features on Asteroid 4 Vesta","year":2013,"lang":"en","type":"article","venue":"Icarus","topic":"Astro and Planetary Science","field":"Physics and Astronomy","cited_by":61,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Winnipeg","funders":"Natural Sciences and Engineering Research Council of Canada; Canadian Space Agency; University of Winnipeg; Canada Foundation for Innovation; Research Manitoba","keywords":"Meteorite; Pyroxene; Chondrite; Grain size; Murchison meteorite; Asteroid; Spectral slope; Astrobiology; Albedo (alchemy); Geology; Absorption band; Mineralogy; Materials science; Olivine; Spectral line; Physics; Astronomy; Optics","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00005669348,0.0001015035,0.0001688005,0.00002784018,0.0001367499,0.00003951598,0.0001327581,0.0000320772,0.00001492314],"category_scores_gemma":[0.00002009596,0.00006942019,0.000032687,0.0001057691,0.0001054598,0.00007167947,0.00002276064,0.0001251798,8.550114e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000005448208,"about_ca_system_score_gemma":0.00002561373,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001709699,"about_ca_topic_score_gemma":0.00004030992,"domain_scores_codex":[0.99941,0.00002821049,0.0001598232,0.0001741671,0.00009287296,0.0001349382],"domain_scores_gemma":[0.9992262,0.0003925344,0.00008780381,0.0001614058,0.00007775004,0.00005430647],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0001940893,0.000235393,0.06105265,0.00006449641,0.0001675306,9.339135e-8,0.002654426,0.001290112,0.8908057,0.0377638,0.002212273,0.003559424],"study_design_scores_gemma":[0.0004104585,0.0003508998,0.9815291,0.00006651274,0.00004221287,0.000002172883,0.0004150637,0.002418137,0.01233626,0.002063298,0.0002150455,0.0001508686],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9940864,0.0007595144,0.000908743,0.002889976,0.00006378001,0.000605587,0.0003821152,0.000007750346,0.0002960739],"genre_scores_gemma":[0.9959624,0.000002812957,0.003677802,0.00009447802,0.0000711024,0.00005619113,0.00003672052,0.000004983141,0.00009350748],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.9204764,"threshold_uncertainty_score":0.2830873,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01003160765139774,"score_gpt":0.2496527544188144,"score_spread":0.2396211467674166,"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."}}