{"id":"W2994104473","doi":"10.2196/14355","title":"Hidden Communities of Practice in Social Media Groups: Mixed Methods Study","year":2019,"lang":"en","type":"article","venue":"JMIR Pediatrics and Parenting","topic":"Breastfeeding Practices and Influences","field":"Medicine","cited_by":31,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Breastfeeding; Focus group; Qualitative research; Conceptualization; Psychology; Breastfeeding promotion; Promotion (chess); Social media; Social support; Qualitative property; Developmental psychology; Social psychology; Medicine; Pediatrics; Sociology; Computer science","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001845896,0.0001138718,0.0003424801,0.0001902258,0.00008692135,0.000044312,0.00009488698,0.00008038386,0.00005522325],"category_scores_gemma":[0.0005687751,0.0001002104,0.00004421508,0.000363231,0.00003884803,0.0003428328,0.0001359737,0.0003465133,0.000004254527],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001275757,"about_ca_system_score_gemma":0.0000473532,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003803674,"about_ca_topic_score_gemma":0.00007265689,"domain_scores_codex":[0.9986838,0.0003222596,0.0003958339,0.0001419594,0.000268463,0.000187704],"domain_scores_gemma":[0.9969252,0.002376134,0.0003726934,0.0001357775,0.0001419009,0.00004834778],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001014177,0.000429922,0.9025769,0.0002221693,0.0000337356,0.000006237054,0.03555578,6.260572e-7,0.0000784542,0.0001995017,0.0001359094,0.06065936],"study_design_scores_gemma":[0.001082673,0.0002233594,0.90326,0.00003805102,0.0001678523,0.00001690825,0.09355534,0.00008215837,0.000009884244,0.00007220083,0.001377987,0.0001135676],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9952846,0.0006294165,0.000005352855,0.0004469363,0.0003099953,0.0003408074,0.000003607276,0.00001740061,0.002961844],"genre_scores_gemma":[0.9964446,0.00023991,0.002811506,0.00006035175,0.0003710505,0.00001870966,0.000008739486,0.00001259382,0.00003257202],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.06054579,"threshold_uncertainty_score":0.4086461,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05159547221381169,"score_gpt":0.3953371718395284,"score_spread":0.3437416996257168,"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."}}