{"id":"W4407998410","doi":"10.1137/23m1624580","title":"A Stable Matrix Version of the 2D Fast Multipole Method","year":2025,"lang":"en","type":"article","venue":"SIAM Journal on Matrix Analysis and Applications","topic":"Electromagnetic Scattering and Analysis","field":"Physics and Astronomy","cited_by":1,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"Natural Sciences and Engineering Research Council of Canada; National Science Foundation","keywords":"Mathematics; Fast multipole method; Matrix (chemical analysis); Multipole expansion; Algebra over a field; Applied mathematics; Algorithm; Pure mathematics","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"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":[0.0007643969,0.0005922297,0.0006102319,0.0006128522,0.0004892302,0.001102396,0.001358188,0.001045924,0.01044395],"category_scores_gemma":[0.002452579,0.0003181706,0.0006034508,0.0008131833,0.000488769,0.001107292,0.001390423,0.001087771,0.004710558],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003315877,"about_ca_system_score_gemma":0.001035973,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001549375,"about_ca_topic_score_gemma":0.001920162,"domain_scores_codex":[0.9994722,0.0001513368,0.00001819271,0.00004584683,0.000278579,0.00003388557],"domain_scores_gemma":[0.9990503,0.000245402,0.00004386342,0.0002089416,0.0003813005,0.00007015051],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0002575506,0.0001363929,0.0005919673,0.0002745135,0.0001016699,0.0002773966,0.0001900572,0.241039,0.02382474,0.4233564,0.02486372,0.2850866],"study_design_scores_gemma":[0.00002471984,0.00002637186,0.0001268976,0.00001406269,0.00000683501,0.00008236253,0.00001161558,0.9422915,0.001867944,0.04045349,0.0150699,0.00002422235],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"methods","genre_scores_codex":[0.002896071,0.0002109188,0.9909759,0.0001530565,0.0003180226,0.00003738682,0.0001459798,0.0002996626,0.004962966],"genre_scores_gemma":[0.1121883,0.0007482713,0.8587704,0.0003554632,0.0005495005,0.0002727184,0.000635966,0.001000492,0.02547889],"genre_candidate":"methods","genre_consensus":"methods","teacher_disagreement_score":0.01044395,"threshold_uncertainty_score":0.03493851,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.003638787230225049,"score_gpt":0.288541207461415,"score_spread":0.2849024202311899,"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."}}