{"id":"W2801062906","doi":"10.3138/ngcr.9-003","title":"Applying Nanoscience to Daguerreotypes: Understanding and Preserving the First Form of the Photograph / Appliquer la nanoscience aux daguerréotypes : comprendre et préserver la première forme de photographie","year":2018,"lang":"fr","type":"article","venue":"National Gallery of Canada Review","topic":"Cultural Heritage Materials Analysis","field":"Arts and Humanities","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Division of Materials Research; National Institute of General Medical Sciences; National Institutes of Health; National Science Foundation","keywords":"Synchrotron; Photography; Fluorescence; Art history; Nanotechnology; Art; Physics; Optics; Materials science; Visual arts","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00192014,0.0002268976,0.0003901579,0.00008153677,0.001009166,0.0001609304,0.000720743,0.00006402712,0.0004206177],"category_scores_gemma":[0.0003325692,0.0001428423,0.000163095,0.0005573431,0.001324196,0.0003122498,0.0002964158,0.000140531,4.438224e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001950684,"about_ca_system_score_gemma":0.0009566349,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.1032451,"about_ca_topic_score_gemma":0.8336404,"domain_scores_codex":[0.9975911,0.0002353609,0.0005394103,0.0003023892,0.00101007,0.000321667],"domain_scores_gemma":[0.9982323,0.0004931547,0.0003934267,0.0002705832,0.0005167813,0.00009372711],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0000808952,0.0001512913,0.001964218,0.01410148,0.0003922298,0.000004355585,0.01125622,0.0001333774,0.002644747,0.8788493,0.08790741,0.002514531],"study_design_scores_gemma":[0.0001501886,0.00004977524,0.002484153,0.008420105,0.0001595635,0.00002023082,0.002036545,0.000326756,0.0004488924,0.005990614,0.9796389,0.0002742823],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.2389812,0.2483965,0.0006932822,0.1135091,0.004103591,0.01471308,0.002353551,0.0001114091,0.3771383],"genre_scores_gemma":[0.9813122,0.01261851,0.0001766789,0.002883621,0.0001207556,0.0001887,0.000005578904,0.0000201606,0.002673784],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.8917315,"threshold_uncertainty_score":0.9027265,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04228271783316254,"score_gpt":0.2758499160667591,"score_spread":0.2335671982335965,"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."}}