{"id":"W4390051959","doi":"10.3390/su16010079","title":"Space Tourism: A Historical and Existential Perspective","year":2023,"lang":"en","type":"article","venue":"Sustainability","topic":"Space exploration and regulation","field":"Physics and Astronomy","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"Brock University","funders":"","keywords":"Existentialism; Tourism; Viewpoints; Perspective (graphical); Space (punctuation); Environmental ethics; Space policy; Sociology; Sustainability; Face (sociological concept); Engineering ethics; Political science; Public relations; Law; Social science; Engineering; Computer science","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.002863686,0.000506382,0.0002951639,0.001801552,0.01168835,0.01032539,0.0009584822,0.002889379,0.003760718],"category_scores_gemma":[0.002195831,0.0002724745,0.0003164644,0.002835032,0.05097509,0.00830888,0.008438686,0.005151364,0.000331742],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.005233276,"about_ca_system_score_gemma":0.002812225,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.007849469,"about_ca_topic_score_gemma":0.00988474,"domain_scores_codex":[0.99749,0.001774879,0.00005937919,0.0001616392,0.0001606293,0.0003534072],"domain_scores_gemma":[0.9984919,0.0007734669,0.0001389538,0.0001131571,0.0001353577,0.0003471832],"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":[0.00002539556,0.0000311152,0.002008757,0.0003044213,0.00000863104,0.0009257314,0.385952,0.0004565004,0.0003402657,0.5933197,0.006288365,0.01033915],"study_design_scores_gemma":[0.00000325044,0.00005339101,0.003086766,0.0008397835,0.000007346177,0.001239976,0.4828627,0.0002391313,0.0002605341,0.05790945,0.4534661,0.00003153052],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.3204165,0.05552335,0.009368747,0.1017409,0.002181074,0.00005469657,0.0002219288,0.00007689217,0.5104159],"genre_scores_gemma":[0.9778862,0.01126314,0.0006976114,0.002149518,0.0004150753,0.00002069453,0.00003635497,0.00002887561,0.007502508],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.01168835,"threshold_uncertainty_score":0.03797024,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01053128048848605,"score_gpt":0.2748018929562712,"score_spread":0.2642706124677851,"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."}}