{"id":"W4414726996","doi":"10.1007/978-981-96-6929-5_45","title":"User Data Privacy on Social Media: Policies, Practices, and Perceptions","year":2025,"lang":"en","type":"book-chapter","venue":"Lecture notes in networks and systems","topic":"Privacy, Security, and Data Protection","field":"Social Sciences","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"Mount Royal University","funders":"","keywords":"Leverage (statistics); Social media; Information privacy; Perception; Privacy policy; Privacy software; Privacy by Design","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":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.001122109,0.0003116187,0.0004934891,0.0001925937,0.0008771117,0.0004798011,0.0006823922,0.001073347,0.00004243278],"category_scores_gemma":[0.00198863,0.0002873951,0.00004310975,0.0001270762,0.0003270652,0.0002975088,0.0006937204,0.001075735,0.000004109569],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001423212,"about_ca_system_score_gemma":0.0001901211,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.006269201,"about_ca_topic_score_gemma":0.02508472,"domain_scores_codex":[0.997894,0.0002823805,0.0003779573,0.0006825853,0.0003938343,0.000369232],"domain_scores_gemma":[0.9974068,0.001301927,0.0004415318,0.0006711858,0.00007017953,0.0001083247],"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":[0.0002813149,0.0001670218,0.002185486,0.0009669373,0.0004304842,0.00006802302,0.04174396,0.0004065404,0.000005856435,0.5693415,0.1586073,0.2257956],"study_design_scores_gemma":[0.0003364823,0.00003449027,0.0006234896,0.0006637478,0.0001190413,0.000008407102,0.0003634279,0.001794009,7.686757e-8,0.01462019,0.9809653,0.0004713773],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.003704475,0.1896984,0.06909858,0.05446,0.02905508,0.01332867,0.005122155,0.001281063,0.6342516],"genre_scores_gemma":[0.8997111,0.0560658,0.0002817643,0.00136685,0.02419489,0.00009897894,0.002335198,0.0001226346,0.01582281],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.8960066,"threshold_uncertainty_score":0.9999578,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0679531046643901,"score_gpt":0.3385515926609787,"score_spread":0.2705984879965886,"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."}}