{"id":"W2015518492","doi":"10.1021/ed084p1937","title":"The Chemistry of Paper Preservation. Part 5. Permanent Paper","year":2007,"lang":"en","type":"article","venue":"Journal of Chemical Education","topic":"Cultural Heritage Materials Analysis","field":"Arts and Humanities","cited_by":6,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"","keywords":"Lignin; Chemistry; Carbonate; Cellulose; Organic chemistry","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":"codex-gemma-dda1882f352a","candidate_categories":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0003757179,0.00006383235,0.0001246999,0.00001302114,0.00007039822,0.00007330231,0.0001507598,0.0000314624,0.00287065],"category_scores_gemma":[0.0001483849,0.00003708063,0.0001087054,0.00002765032,0.00009801766,0.0003091625,0.00001592621,0.00009248315,0.000005046375],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00004699978,"about_ca_system_score_gemma":0.00007037212,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00003051273,"about_ca_topic_score_gemma":0.00001431903,"domain_scores_codex":[0.9991059,0.00001237631,0.0005055278,0.00005122727,0.0002297302,0.00009518814],"domain_scores_gemma":[0.9988744,0.00007938711,0.0003831182,0.0001085873,0.0005040983,0.00005037078],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"not_applicable","study_design_scores_codex":[0.00008339716,0.000234334,0.00008634746,0.00006964045,0.00008380872,5.909453e-7,0.00628639,0.000001519723,0.9405994,0.005940488,0.04071609,0.005897982],"study_design_scores_gemma":[0.0001208634,0.00001518622,0.0003031626,0.00005583127,0.00007288052,0.00001009195,0.004359721,0.000001855915,0.1805028,0.001900259,0.8125827,0.00007458474],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9810601,0.0006140867,0.000001525285,0.002553766,0.0004942131,0.00003627523,0.000001978971,0.000003757295,0.01523426],"genre_scores_gemma":[0.9932933,0.00006348565,0.00005291367,0.0002051503,0.002064084,0.000001875224,0.000008304079,0.000006020301,0.004304817],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.7718667,"threshold_uncertainty_score":0.9980409,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01934764347698374,"score_gpt":0.2520807766889258,"score_spread":0.232733133211942,"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."}}