{"id":"W1998151659","doi":"10.1103/physreve.76.041306","title":"Shape of impact craters in granular media","year":2007,"lang":"en","type":"article","venue":"Physical Review E","topic":"Granular flow and fluidized beds","field":"Engineering","cited_by":80,"is_retracted":false,"has_abstract":true,"ca_institutions":"Western University","funders":"","keywords":"Impact crater; Projectile; Kinetic energy; Geology; Materials science; Geometry; Astrobiology; Physics; Classical mechanics; Mathematics","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":[0.0001687695,0.0002185598,0.0004209011,0.0007857202,0.0004078757,0.0008927057,0.0002976697,0.0003039571,0.001053706],"category_scores_gemma":[0.001221529,0.0003038519,0.0001928008,0.0005467648,0.0008318424,0.0003963237,0.0005822062,0.0003776966,0.0001399061],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005246286,"about_ca_system_score_gemma":0.0002415495,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002022994,"about_ca_topic_score_gemma":0.001671664,"domain_scores_codex":[0.9998066,0.00001098024,0.000008194288,0.00003382829,0.00008359497,0.00005682617],"domain_scores_gemma":[0.9994018,0.0001773374,0.0001529514,0.00008542842,0.00007500421,0.0001074064],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.002292105,0.0001578937,0.0221308,0.0002142484,0.00006143215,0.001722619,0.0006896469,0.05350301,0.8936265,0.001568801,0.0003619729,0.02367099],"study_design_scores_gemma":[0.0001967497,0.001248372,0.2160913,0.00004067431,0.0000751417,0.002142066,0.0009260728,0.1303865,0.6454263,0.001753884,0.001496187,0.0002167575],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9976333,0.00009012684,0.001362719,0.00001297925,0.00000400625,0.00001673492,0.0001223926,0.00004274744,0.0007148946],"genre_scores_gemma":[0.9988985,0.00005917018,0.0006866591,0.000005234287,0.000001244118,0.000003877436,0.0001043112,0.000009023859,0.0002320467],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002022994,"threshold_uncertainty_score":0.004022419,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01201063590443404,"score_gpt":0.2841845794142834,"score_spread":0.2721739435098494,"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."}}