{"id":"W3111373706","doi":"10.3390/e23121690","title":"Perfect Density Models Cannot Guarantee Anomaly Detection","year":2021,"lang":"en","type":"article","venue":"Entropy","topic":"Anomaly Detection Techniques and Applications","field":"Computer Science","cited_by":23,"is_retracted":false,"has_abstract":true,"ca_institutions":"Google (Canada)","funders":"","keywords":"Curse of dimensionality; Anomaly detection; Anomaly (physics); Computer science; Generative grammar; Estimation; Econometrics; Artificial intelligence; Machine learning; Mathematics; Economics; Physics","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.008715763,0.0014081,0.002686158,0.001900967,0.001219171,0.00320486,0.003352478,0.003544276,0.003358051],"category_scores_gemma":[0.08503187,0.001717655,0.001613116,0.001138676,0.008246117,0.01347693,0.00595684,0.007871592,0.001264901],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001761934,"about_ca_system_score_gemma":0.001757673,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002300105,"about_ca_topic_score_gemma":0.001644267,"domain_scores_codex":[0.9942923,0.001697277,0.0003519551,0.001576067,0.0015305,0.0005520951],"domain_scores_gemma":[0.9399359,0.0434995,0.004141424,0.009100218,0.002433078,0.0008899684],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0001162311,0.0000615103,0.003901121,0.0003205512,0.0001258432,0.0002110727,0.0003430764,0.1423384,0.00207306,0.8043033,0.00403613,0.04216959],"study_design_scores_gemma":[0.00001313648,0.0000312032,0.0004726475,0.00003806252,0.00001113575,0.0001797578,0.00003637702,0.3127849,0.001094883,0.6842095,0.001098013,0.00003036386],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.01904178,0.000273078,0.9750231,0.00162326,0.00005959053,0.00002737458,0.0002145592,0.0007667247,0.002970575],"genre_scores_gemma":[0.850338,0.0006474631,0.1438656,0.001242415,0.0003420027,0.0001817535,0.0005719948,0.0005631762,0.002247499],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.008715763,"threshold_uncertainty_score":0.04609394,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01136590351285806,"score_gpt":0.2198622044042446,"score_spread":0.2084963008913865,"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."}}