{"id":"W2953491941","doi":"","title":"Understanding Constraints Younger Youth Face in Engaging as Volunteers","year":2009,"lang":"en","type":"article","venue":"Journal of Park and Recreation Administration","topic":"Nonprofit Sector and Volunteering","field":"Social Sciences","cited_by":7,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Psychology; Recreation; Face (sociological concept); Perception; Focus group; Volunteer; Set (abstract data type); Social psychology; Sociology; Political science","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.008566443,0.0003769761,0.0005544723,0.00116666,0.007115302,0.005297279,0.001552214,0.001494189,0.00217937],"category_scores_gemma":[0.009230295,0.0005589955,0.0005514467,0.0009906226,0.004848984,0.004875924,0.00628958,0.002328192,0.0002796916],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.004271645,"about_ca_system_score_gemma":0.005943993,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0389514,"about_ca_topic_score_gemma":0.08672977,"domain_scores_codex":[0.9941,0.002824154,0.000256973,0.0002911408,0.0006975365,0.001830152],"domain_scores_gemma":[0.9927512,0.002171533,0.001636213,0.0001977958,0.001020087,0.002223093],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"qualitative","study_design_gemma":"qualitative","study_design_scores_codex":[0.00005663819,0.00007658754,0.1071254,0.0001342986,0.00001668304,0.001428558,0.8726961,0.00004154013,0.0005527071,0.002485329,0.002651135,0.01273497],"study_design_scores_gemma":[0.000004167594,0.00004373039,0.04517235,0.0001941044,0.00001176143,0.0004665164,0.9407451,0.00005132909,0.0001016559,0.0005996992,0.01259549,0.00001404814],"study_design_candidate":"qualitative","study_design_consensus":"qualitative","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9848686,0.001211809,0.0005756294,0.003191887,0.00006102737,0.00003841273,0.00007271611,0.000008484556,0.009971342],"genre_scores_gemma":[0.9965308,0.001144332,0.0003679845,0.0006591944,0.00002736764,0.00005343433,0.00007282956,0.000008754666,0.001135346],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0389514,"threshold_uncertainty_score":0.07744932,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1069831869619973,"score_gpt":0.3503737101779529,"score_spread":0.2433905232159556,"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."}}