{"id":"W4206520803","doi":"10.1049/pbte098e_ch4","title":"Artificial neural network","year":2021,"lang":"en","type":"book-chapter","venue":"IET eBooks","topic":"Neural Networks and Applications","field":"Computer Science","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"L'Alliance Boviteq","funders":"","keywords":"Sigmoid function; Gradient descent; Hyperbolic function; Stochastic gradient descent; Activation function; Overfitting; Artificial neural network; Backpropagation; Norm (philosophy); Mathematics; Gradient method; Tangent; Applied mathematics; Algorithm; Computer science; Mathematical analysis; Artificial intelligence; Geometry","routes":{"ca_aff":true,"ca_fund":false,"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":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.00007531908,0.0002686833,0.0002782803,0.00003227969,0.0001971237,0.0002420414,0.0007690626,0.0002050654,0.00008523012],"category_scores_gemma":[0.00000166246,0.0002653461,0.0002041705,0.00002778455,0.00006169637,0.00004678501,0.00040013,0.0004373107,0.0001747261],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002043319,"about_ca_system_score_gemma":0.00007270816,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000002960305,"about_ca_topic_score_gemma":0.00002588028,"domain_scores_codex":[0.9985359,0.00001454185,0.0003090337,0.0005703724,0.0002415288,0.0003286743],"domain_scores_gemma":[0.9986997,0.00006597459,0.0001470773,0.0009015698,0.00006622441,0.000119437],"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":[9.803036e-7,0.000002897402,3.611779e-7,0.000003573312,0.00001417266,0.00005219368,0.00001308849,0.0002398786,0.00002540151,0.8684993,0.01962394,0.1115242],"study_design_scores_gemma":[0.00003284798,0.00002551722,0.00000416268,0.00005543444,0.00001734648,0.00003174393,4.870671e-7,0.005774427,0.00007917689,0.2220495,0.7715762,0.0003531374],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"other","genre_gemma":"other","genre_scores_codex":[0.00002504525,0.0004229021,0.01868609,0.0008305042,0.001221096,0.0002592863,0.000008019695,0.0002793027,0.9782677],"genre_scores_gemma":[0.006322487,0.000021473,0.004765399,0.00199439,0.00343712,0.00003743718,0.00002715961,0.0000566771,0.9833379],"genre_candidate":"other","genre_consensus":"other","teacher_disagreement_score":0.7519522,"threshold_uncertainty_score":0.9999799,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03384736460932505,"score_gpt":0.2366410360339859,"score_spread":0.2027936714246608,"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."}}