{"id":"W2061695221","doi":"10.1103/physrevlett.89.250403","title":"The Feynman Propagator from a Single Path","year":2002,"lang":"en","type":"article","venue":"Physical Review Letters","topic":"Quantum Mechanics and Applications","field":"Physics and Astronomy","cited_by":29,"is_retracted":false,"has_abstract":true,"ca_institutions":"Toronto Metropolitan University","funders":"","keywords":"Propagator; Feynman diagram; Path integral formulation; Physics; Dimension (graph theory); Quantization (signal processing); Free particle; Path (computing); Feynman graph; Mathematical physics; Quantum mechanics; Theoretical physics; Quantum; Mathematics; Computer science; Particle physics; Algorithm; Pure 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":[0.0005914848,0.0006068179,0.0005925727,0.0008650441,0.001205466,0.001139671,0.0008016267,0.001556017,0.006037581],"category_scores_gemma":[0.001488309,0.0003184686,0.0007825203,0.000420495,0.002457514,0.00311806,0.001156733,0.001853582,0.001047189],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004231691,"about_ca_system_score_gemma":0.0007407657,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002895799,"about_ca_topic_score_gemma":0.000329282,"domain_scores_codex":[0.9997192,0.00006325602,0.00001096854,0.0000626008,0.00009382852,0.00005015482],"domain_scores_gemma":[0.9995601,0.0001970785,0.00005724142,0.00008325695,0.00004924224,0.00005321456],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.000009887323,0.00001062608,0.00004397428,0.00003320268,0.00000465517,0.00009046822,0.00009406918,0.002131183,0.001718923,0.9935973,0.0003307801,0.001934857],"study_design_scores_gemma":[0.00002027278,0.00003760654,0.0001176443,0.00004569587,0.00001044115,0.0003466665,0.0000456727,0.02866274,0.003175747,0.9641399,0.003369521,0.00002820621],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.2673132,0.0008271883,0.6345541,0.002009537,0.0008607531,0.0001193902,0.0002111299,0.0003822047,0.09372253],"genre_scores_gemma":[0.7918332,0.0008863692,0.1767066,0.0006200584,0.000279888,0.000219737,0.0001296744,0.0002811804,0.0290433],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.006037581,"threshold_uncertainty_score":0.02019775,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02164786402484925,"score_gpt":0.2547094142086868,"score_spread":0.2330615501838376,"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."}}