{"paper":{"title":"Cosmic Microwave Background Bispectrum from the Lensing--Rees-Sciama Correlation Reexamined: Effects of Non-linear Matter Clustering","arxiv_id":"1204.3789","primary_cat":"astro-ph.CO","submitted_at":"2012-04-17T13:26:43+00:00","version_compiled":"v2"},"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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inflation models.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.05,"main_claim_p":0.03,"quantitative":false,"quantitative_p":0.14,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.0,"background":1.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":2,"p":1.0,"id":"s2","own":true,"role":"contribution","text":"In this paper, we reexamine the effect of non-linear matter clustering on this bispectrum.","hedge":{"p":0.66,"label":"unclear"},"own_p":0.76,"main_claim_p":0.03,"quantitative":false,"quantitative_p":0.03,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":1.0,"interpretation":0.0}},{"i":3,"p":0.49,"id":"s3","own":true,"role":"method","text":"We compare three different approaches: the 3rd-order perturbation theory (3PT), and two empirical fitting formulae available in the literature, finding that detailed modeling of non-linearity appears to be not very important, as most of the signal-to-noise comes from the squeezed triangle, for which the correlation in the linear regime dominates.","hedge":{"p":0.94,"label":"asserted"},"own_p":0.95,"main_claim_p":0.47,"quantitative":true,"quantitative_p":0.85,"role_probabilities":{"gap":0.0,"method":0.49,"result":0.36,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.14,"interpretation":0.01}},{"i":4,"p":1.0,"id":"s4","own":true,"role":"result","text":"The expected signal-to-noise ratio for an experiment dominated by the cosmic variance up to $l_{\\rm max}=1500$ is about 5, which is much smaller than the previous estimates including non-linearity, but agrees with the estimates based on the linear 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