{"id":"W2401964705","doi":"10.1007/978-1-4939-7131-2_101308","title":"Tag-Based Recommender Systems","year":2018,"lang":"en","type":"book-chapter","venue":"","topic":"Recommender Systems and Techniques","field":"Computer Science","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Calgary","funders":"","keywords":"Recommender system; Computer science; World Wide Web","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":[0.00127459,0.001098793,0.001148466,0.001357193,0.0007292705,0.002920087,0.001729756,0.001775814,0.01676335],"category_scores_gemma":[0.003791793,0.000662699,0.0006914143,0.003512855,0.0005375565,0.00437066,0.001231387,0.002193974,0.02338459],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007215521,"about_ca_system_score_gemma":0.0007641537,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001792958,"about_ca_topic_score_gemma":0.002963946,"domain_scores_codex":[0.9990652,0.0002049368,0.00005043392,0.0001910172,0.000441523,0.00004693459],"domain_scores_gemma":[0.9984607,0.0006453902,0.00004328344,0.0003996848,0.0003994943,0.00005148042],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.00005081928,0.0001109676,0.0003298513,0.0007567925,0.0001166484,0.00006734156,0.0001152176,0.006890418,0.002886797,0.08474426,0.1258999,0.778031],"study_design_scores_gemma":[0.00003560472,0.0001386014,0.0008616245,0.0004043982,0.0001453383,0.0007169497,0.00009895892,0.09290665,0.004821746,0.1550911,0.7446561,0.0001229729],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"other","genre_scores_codex":[0.005296777,0.09555974,0.7308376,0.003531352,0.005168764,0.0002232827,0.0009341685,0.002773541,0.1556748],"genre_scores_gemma":[0.08923382,0.1088481,0.3895368,0.001889619,0.004103207,0.0002370597,0.003401915,0.0006744796,0.402075],"genre_candidate":"other","genre_consensus":null,"teacher_disagreement_score":0.01676335,"threshold_uncertainty_score":0.05607903,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04159583465483359,"score_gpt":0.246047102101286,"score_spread":0.2044512674464524,"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."}}