{"id":"W4246422918","doi":"10.1007/978-1-4939-7131-2_101454","title":"Web 2.0 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; Web application; 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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001168021,0.001090907,0.001037223,0.001855693,0.0008600144,0.003164326,0.001652747,0.001918559,0.04348651],"category_scores_gemma":[0.003421945,0.0008952919,0.0008439735,0.005130693,0.0003948089,0.004149718,0.00181763,0.002563091,0.06537928],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008163879,"about_ca_system_score_gemma":0.001095962,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001990377,"about_ca_topic_score_gemma":0.003647898,"domain_scores_codex":[0.9990467,0.0001573159,0.00005048736,0.0001426133,0.0005374931,0.0000653137],"domain_scores_gemma":[0.9989628,0.0003533122,0.000042483,0.0002370192,0.0003311561,0.00007316209],"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":[0.00002281249,0.00005081592,0.0001785923,0.0008742317,0.00007230882,0.00005008834,0.0001356235,0.002573772,0.001318593,0.05646429,0.3310721,0.6071868],"study_design_scores_gemma":[0.000008815955,0.0000273903,0.0003093912,0.0002634219,0.00003004859,0.0002879125,0.00003463509,0.006462002,0.0007944032,0.03469331,0.9570484,0.00004014057],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"other","genre_scores_codex":[0.003466927,0.1420235,0.3969564,0.006626759,0.006578375,0.0003459062,0.002200892,0.007419838,0.4343814],"genre_scores_gemma":[0.02678873,0.1225259,0.2110174,0.001985831,0.003502301,0.0003080888,0.005192193,0.001598545,0.627081],"genre_candidate":"other","genre_consensus":"other","teacher_disagreement_score":0.04348651,"threshold_uncertainty_score":0.1454769,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04074175732834546,"score_gpt":0.2483090665995834,"score_spread":0.207567309271238,"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."}}