{"paper":{"title":"RegPT: Direct and fast calculation of regularized cosmological power spectrum at two-loop order","arxiv_id":"1208.1191","primary_cat":"astro-ph.CO","submitted_at":"2012-08-06T15:29:19+00:00","version_compiled":"v1"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13-20260917 on the question bank abstract-p1-20260923, exactly as returned. 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low-k.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.6,"main_claim_p":0.12,"quantitative":true,"quantitative_p":0.5,"role_probabilities":{"gap":0.0,"method":0.97,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.03,"interpretation":0.0}},{"i":2,"p":1.0,"id":"s2","own":true,"role":"result","text":"With the help of N-body simulations, we show that such a construction gives robust and accurate predictions for both the density power spectrum and the correlation function at percent-level in the weakly non-linear regime.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.96,"main_claim_p":0.4,"quantitative":true,"quantitative_p":0.95,"role_probabilities":{"gap":0.0,"method":0.0,"result":1.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":3,"p":0.82,"id":"s3","own":true,"role":"method","text":"We then present an algorithm that allows accelerated evaluations of all the required diagrams by reducing the computational tasks to one-dimensional integrals.","hedge":{"p":0.97,"label":"asserted"},"own_p":0.94,"main_claim_p":0.1,"quantitative":false,"quantitative_p":0.09,"role_probabilities":{"gap":0.0,"method":0.82,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.18,"interpretation":0.0}},{"i":4,"p":1.0,"id":"s4","own":true,"role":"method","text":"This is achieved by means of pre-computed kernel sets defined for appropriately chosen fiducial models.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.84,"main_claim_p":0.04,"quantitative":false,"quantitative_p":0.05,"role_probabilities":{"gap":0.0,"method":1.0,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":5,"p":0.93,"id":"s5","own":true,"role":"result","text":"The computational time for two-loop results is then reduced from a few minutes, with the direct method, to a few seconds with the fast one.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.91,"main_claim_p":0.14,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.01,"result":0.93,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.05,"interpretation":0.0}},{"i":6,"p":0.63,"id":"s6","own":true,"role":"method","text":"The robustness and applicability of this method are tested against the power spectrum cosmic emulator from which a wide variety of cosmological models can be explored.","hedge":{"p":0.99,"label":"asserted"},"own_p":0.86,"main_claim_p":0.09,"quantitative":false,"quantitative_p":0.15,"role_probabilities":{"gap":0.0,"method":0.63,"result":0.14,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.22,"interpretation":0.01}},{"i":7,"p":0.98,"id":"s7","own":true,"role":"contribution","text":"The fortran program with which direct and fast calculations of power spectra can be done, RegPT, is publicly released as part of this 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