{"id":"W2800520279","doi":"10.1080/13658816.2018.1458312","title":"The life cycle of contributors in collaborative online communities -the case of OpenStreetMap","year":2018,"lang":"en","type":"article","venue":"International Journal of Geographical Information Systems","topic":"Wikis in Education and Collaboration","field":"Social Sciences","cited_by":21,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université Laval; Centre de Géomatique du Québec; Memorial University of Newfoundland","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Volunteered geographic information; Metric (unit); Function (biology); Perspective (graphical); Geography; Baseline (sea); Hazard; Data science; Computer science; Cartography; Political science; Marketing; Business","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":[0.006616734,0.0002865854,0.0002913401,0.00242327,0.003399863,0.004225783,0.0009873267,0.00122299,0.00374831],"category_scores_gemma":[0.0303638,0.0002954237,0.0005261189,0.002044061,0.002681822,0.005866907,0.003503392,0.0008476809,0.000647718],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002481957,"about_ca_system_score_gemma":0.001963563,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00955948,"about_ca_topic_score_gemma":0.008570461,"domain_scores_codex":[0.9960876,0.002287978,0.0001109583,0.0006172889,0.0004456461,0.0004506071],"domain_scores_gemma":[0.973965,0.01616171,0.002703038,0.001664834,0.002302221,0.003203046],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001157526,0.0006704031,0.4150696,0.0005373702,0.0001367484,0.006050153,0.1517954,0.01470652,0.003781966,0.2283778,0.004805601,0.1729109],"study_design_scores_gemma":[0.0001351255,0.0006577992,0.4060157,0.0006560482,0.0002867394,0.005391159,0.1347592,0.09320773,0.003739086,0.2483205,0.106438,0.000392969],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9618691,0.0008678386,0.01877257,0.001452611,0.0000263008,0.0001150681,0.0003168649,0.00006298436,0.01651676],"genre_scores_gemma":[0.9937674,0.0001581992,0.004048363,0.00002141753,0.00001002966,0.0000528249,0.00009702264,0.0000196213,0.00182513],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00955948,"threshold_uncertainty_score":0.03499311,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0146156574858075,"score_gpt":0.3419877692355618,"score_spread":0.3273721117497543,"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."}}