{"id":"W2397204095","doi":"10.1007/978-1-4939-7131-2_101201","title":"Social Recommender Systems","year":2018,"lang":"en","type":"book-chapter","venue":"","topic":"Recommender Systems and Techniques","field":"Computer Science","cited_by":71,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Calgary","funders":"","keywords":"Recommender system; Computer science; World Wide Web; 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":[0.0003694615,0.0003770925,0.0005055306,0.0001846313,0.0001802761,0.0004166921,0.001271894,0.0005249974,0.0005553117],"category_scores_gemma":[0.000002158752,0.0003195258,0.0002103664,0.00003292,0.00004725353,0.0002380117,0.0004965648,0.0002844791,0.0009022799],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001164384,"about_ca_system_score_gemma":0.00006437289,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00005007506,"about_ca_topic_score_gemma":0.00001006504,"domain_scores_codex":[0.9982183,0.00003375004,0.0004863514,0.0006180401,0.000349665,0.0002939243],"domain_scores_gemma":[0.9986002,0.00004085389,0.0003031322,0.0008045512,0.0001633855,0.00008782374],"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":[2.919302e-7,0.000003026154,2.925352e-7,0.0000186419,0.00003204458,0.000003120822,0.00007314431,6.405338e-9,4.398735e-7,0.5361164,0.459689,0.004063553],"study_design_scores_gemma":[0.00006609871,0.00005920099,8.966083e-7,0.00007320814,0.000007313511,0.00002646745,0.000005714682,0.0002383686,0.00001545396,0.0717016,0.9274198,0.0003858969],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"other","genre_scores_codex":[1.130129e-7,0.0001682971,0.238954,0.0008354681,0.0012662,0.0002643313,0.000003703261,0.0007903146,0.7577176],"genre_scores_gemma":[0.0008018709,0.00005183422,0.006538441,0.0005042798,0.001436848,0.00003152584,0.000009226977,0.00005593116,0.9905701],"genre_candidate":"other","genre_consensus":"other","teacher_disagreement_score":0.4677308,"threshold_uncertainty_score":0.9999257,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0614956732316402,"score_gpt":0.2773234057033098,"score_spread":0.2158277324716696,"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."}}