{"id":"W2008194388","doi":"10.1039/c2ja30132f","title":"Discoloration of the smalt pigment: experimental studies and ab initio calculations","year":2012,"lang":"en","type":"article","venue":"Journal of Analytical Atomic Spectrometry","topic":"Cultural Heritage Materials Analysis","field":"Arts and Humanities","cited_by":31,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Institute of Circulatory and Respiratory Health","keywords":"Pigment; Hue; Painting; Materials science; Chemistry; Art; Mineralogy; Optics; Art history; Visual arts; Physics","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002561756,0.00009485144,0.000311781,0.0001191669,0.0001460254,0.00006328746,0.0000818401,0.00002256743,0.000802862],"category_scores_gemma":[0.00007015291,0.00005164535,0.0001670994,0.000105309,0.0002879073,0.0003510666,0.00006033998,0.00009687355,0.000004867623],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001084401,"about_ca_system_score_gemma":0.0000154141,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001945243,"about_ca_topic_score_gemma":0.00002527132,"domain_scores_codex":[0.9990401,0.00005829318,0.0004679374,0.0000603583,0.0002360284,0.0001372638],"domain_scores_gemma":[0.9993753,0.00006149494,0.0003100284,0.00008435965,0.0001048877,0.00006390962],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"qualitative","study_design_scores_codex":[0.0001398036,0.000526341,0.01402637,0.0001239175,0.001920575,0.000006641215,0.03090388,0.00001411108,0.03636576,0.9137253,0.002061402,0.0001859552],"study_design_scores_gemma":[0.007775471,0.0030569,0.2512069,0.001367563,0.009358376,0.0007378304,0.3934055,0.002823286,0.2591094,0.03808678,0.03069353,0.002378413],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9953976,0.002178266,0.00001661531,0.0007366978,0.0003077246,0.00004868605,0.000006711921,0.000003648427,0.001304057],"genre_scores_gemma":[0.9985369,0.00006955492,0.0001517086,0.00005231667,0.0008267241,9.23e-7,8.611186e-7,0.000006190914,0.0003548461],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.8756385,"threshold_uncertainty_score":0.8790776,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06688570587006058,"score_gpt":0.3076614146318051,"score_spread":0.2407757087617445,"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."}}