{"id":"W4403625736","doi":"10.1007/jhep10(2024)150","title":"Spikes and spines in 4D Lorentzian simplicial quantum gravity","year":2024,"lang":"en","type":"article","venue":"Journal of High Energy Physics","topic":"Noncommutative and Quantum Gravity Theories","field":"Physics and Astronomy","cited_by":9,"is_retracted":false,"has_abstract":true,"ca_institutions":"Perimeter Institute; University of Waterloo","funders":"Innovation, Science and Economic Development Canada; Institut Périmètre de physique théorique; Natural Sciences and Engineering Research Council of Canada; Okinawa Institute of Science and Technology Graduate University; Government of Canada; Ministry of Colleges and Universities","keywords":"Physics; Quantum gravity; Quantum; Theoretical physics; Spin foam; Abstract simplicial complex; Simplicial manifold; Classical mechanics; Quantum mechanics; Loop quantum gravity; Simplicial complex; Pure mathematics; Simplicial set","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001530964,0.0001604033,0.0003178859,0.00009451452,0.00007601149,0.0001283233,0.0001229272,0.00002840154,0.00001970008],"category_scores_gemma":[0.000003704644,0.0001270702,0.0001276107,0.0002297226,0.0001319121,0.000333001,0.00004897316,0.0002385943,0.000002108626],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000196692,"about_ca_system_score_gemma":0.00008346054,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005416551,"about_ca_topic_score_gemma":0.00003204244,"domain_scores_codex":[0.9991568,0.00006453767,0.0003170829,0.0001244794,0.0001578737,0.0001791737],"domain_scores_gemma":[0.9995254,0.0001032932,0.0001367005,0.00009487783,0.00006950746,0.00007021707],"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":[0.00002997756,0.0001019478,0.004607796,0.00001665034,0.00005701856,0.00002446151,0.0003518326,0.00007821411,0.000409262,0.9633053,0.0001789267,0.03083865],"study_design_scores_gemma":[0.0003122227,0.0001508995,0.002927529,0.0001111845,0.00003871171,0.000006097926,0.0003185713,0.0002727007,0.005264226,0.9876533,0.002796657,0.0001478804],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9240007,0.0004929401,0.07430837,0.0002912393,0.0005226866,0.00002290513,0.00002564829,0.000009598804,0.0003258955],"genre_scores_gemma":[0.9982317,0.00003022992,0.0002033911,0.00003087056,0.001434456,0.000001813155,0.000009381786,0.00001801121,0.00004013101],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.07423099,"threshold_uncertainty_score":0.5181774,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009860304476765778,"score_gpt":0.26356296221354,"score_spread":0.2537026577367743,"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."}}