{"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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0008628663,0.00008060516,0.0001237288,0.0001009549,0.00009995643,0.0001901607,0.0005223348,0.00005357802,0.0000139769],"category_scores_gemma":[0.00000894843,0.00006752408,0.0000199423,0.0002098557,0.000006669936,0.0006320311,0.0001389825,0.0002018752,0.00004443757],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008434117,"about_ca_system_score_gemma":0.00001779865,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001606543,"about_ca_topic_score_gemma":0.0008589248,"domain_scores_codex":[0.9990431,0.0003367704,0.0002586653,0.0001245165,0.00008640053,0.0001505322],"domain_scores_gemma":[0.9993277,0.00005133924,0.00004081365,0.00050345,0.00003909063,0.00003763254],"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":[0.000002529916,0.0004181171,0.002815676,0.00003892414,0.00001455084,0.000002672273,0.00283914,0.0004498932,0.0004628511,0.7095788,0.1328675,0.1505093],"study_design_scores_gemma":[0.0008545344,0.0001859051,0.003543236,0.000106501,0.000001847915,0.00006042529,0.0005141814,0.4137549,0.004972175,0.001831134,0.5735801,0.0005950705],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.007883882,0.00009883001,0.9051155,0.004851415,0.0002919747,0.0002674302,4.043889e-7,0.0004605191,0.08103008],"genre_scores_gemma":[0.9776328,0.00001282467,0.02072557,0.0006280615,0.00004519184,0.00003951645,0.000001752143,0.000004495456,0.0009098385],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.9697489,"threshold_uncertainty_score":0.2753552,"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."}}