{"id":"W2326116455","doi":"10.5121/csit.2015.51308","title":"Hashtag Recommendation System in a P2P Social Networking Application","year":2015,"lang":"en","type":"article","venue":"","topic":"Recommender Systems and Techniques","field":"Computer Science","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Ottawa","funders":"University of Ottawa","keywords":"Latent Dirichlet allocation; Computer science; Topic model; Information retrieval; Recommender system; Focus (optics); Social media; World Wide Web; Data mining","routes":{"ca_aff":true,"ca_fund":true,"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":[0.0008246939,0.0004820843,0.0006134132,0.0007009529,0.001057866,0.001310947,0.001309502,0.001339592,0.003803043],"category_scores_gemma":[0.001517967,0.00034555,0.0004216483,0.0007946176,0.0002457617,0.002257539,0.001139421,0.0006627218,0.002562166],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004755249,"about_ca_system_score_gemma":0.0005720025,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.005880001,"about_ca_topic_score_gemma":0.006764363,"domain_scores_codex":[0.9993765,0.0001201491,0.0000553285,0.0001671753,0.0002172689,0.00006360035],"domain_scores_gemma":[0.9992844,0.0001644894,0.00004102979,0.0001680972,0.0002202073,0.000121757],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.002340731,0.001219195,0.02325558,0.0008387538,0.0004228421,0.005306064,0.001973625,0.03209536,0.1766789,0.01816022,0.03535765,0.702351],"study_design_scores_gemma":[0.0001393532,0.0006484833,0.007053507,0.00004921744,0.0002110972,0.00149992,0.0006796037,0.8717394,0.05999581,0.007774856,0.05006811,0.00014064],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.2149502,0.0008170671,0.7324311,0.000839842,0.0002273589,0.0008702654,0.0005298481,0.03483903,0.01449548],"genre_scores_gemma":[0.7165775,0.0005253879,0.2592783,0.0002985144,0.0001162786,0.0002217664,0.0008675251,0.0003320614,0.02178259],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.005880001,"threshold_uncertainty_score":0.01272243,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05606256490549837,"score_gpt":0.2829933654910688,"score_spread":0.2269308005855705,"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."}}