{"id":"W4251346581","doi":"10.1007/978-1-4939-7131-2_100478","title":"Hybrid Recommender Systems","year":2018,"lang":"en","type":"book-chapter","venue":"","topic":"Recommender Systems and Techniques","field":"Computer Science","cited_by":3,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Calgary","funders":"","keywords":"Recommender system; Computer science; Information retrieval","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","insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0004254031,0.0004403266,0.0005461575,0.0002335185,0.0001054801,0.0004583039,0.001552905,0.0002754732,0.0008442106],"category_scores_gemma":[0.000003811112,0.0003631422,0.0002010716,0.00002249456,0.00004194519,0.0002962124,0.0005792802,0.0002950129,0.001529806],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001153431,"about_ca_system_score_gemma":0.00006981953,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00006812965,"about_ca_topic_score_gemma":0.00000553019,"domain_scores_codex":[0.9979494,0.0000325055,0.0005667398,0.0007595588,0.0003664077,0.0003253475],"domain_scores_gemma":[0.9976628,0.00006220216,0.0003193502,0.001631976,0.0001782842,0.0001453231],"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":[3.160746e-7,0.000003717909,3.504799e-7,0.00002403142,0.00003681345,0.0000104763,0.00001819939,3.76286e-8,5.983332e-7,0.5077469,0.4868203,0.005338188],"study_design_scores_gemma":[0.00006516236,0.00009246731,3.569176e-7,0.0001777494,0.000007431281,0.0001193628,0.000002205708,0.0007893433,0.00008243402,0.07435835,0.9238627,0.0004424367],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"other","genre_scores_codex":[1.982905e-7,0.0003418204,0.3610107,0.0003191653,0.001839114,0.0002859108,0.000006168687,0.0008003651,0.6353966],"genre_scores_gemma":[0.0007199712,0.0001658968,0.01380354,0.0005771944,0.0007399011,0.00003557024,0.00001284015,0.00006427112,0.9838808],"genre_candidate":"other","genre_consensus":"other","teacher_disagreement_score":0.4370424,"threshold_uncertainty_score":0.999882,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03804700840366833,"score_gpt":0.243378021560032,"score_spread":0.2053310131563637,"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."}}