{"id":"W2158207913","doi":"10.1109/icebe.2005.39","title":"Community cooperation in recommender systems","year":2005,"lang":"en","type":"article","venue":"","topic":"Recommender Systems and Techniques","field":"Computer Science","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université de Montréal","funders":"","keywords":"Recommender system; Collaborative filtering; Computer science; Collaboration; The Internet; World Wide Web; Neighbourhood (mathematics); Information retrieval; Knowledge management","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":[0.006193351,0.0008891692,0.001918553,0.002218122,0.002521435,0.00324113,0.001817327,0.002861494,0.003731187],"category_scores_gemma":[0.02259888,0.0008265214,0.001097243,0.003151066,0.001882613,0.004745398,0.003559648,0.001800692,0.001328811],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00141711,"about_ca_system_score_gemma":0.001384905,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.006695201,"about_ca_topic_score_gemma":0.004834955,"domain_scores_codex":[0.9935747,0.003310028,0.0002257335,0.00110638,0.001481747,0.0003013839],"domain_scores_gemma":[0.9853165,0.009659844,0.0008974475,0.00160683,0.002029001,0.0004903943],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.0002335473,0.0002107254,0.004481605,0.00110068,0.0004365474,0.0005972739,0.001901369,0.1251947,0.002385422,0.6660659,0.01270127,0.184691],"study_design_scores_gemma":[0.0002422746,0.0002882842,0.001658475,0.0001797482,0.0002323934,0.0006336441,0.0004074425,0.5091622,0.001863996,0.4211768,0.06403667,0.0001181769],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.0445549,0.01152328,0.9044379,0.002164329,0.0003982028,0.000389798,0.000217995,0.0007071249,0.03560648],"genre_scores_gemma":[0.7569067,0.006392881,0.2162305,0.0005189277,0.0007612069,0.0004944869,0.0004190095,0.00009353147,0.0181828],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.006695201,"threshold_uncertainty_score":0.032754,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03886964378143677,"score_gpt":0.272369663434171,"score_spread":0.2335000196527342,"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."}}