{"paper":{"title":"A New Hybrid Framework to Efficiently Model Lines of Sight to Gravitational Lenses","arxiv_id":"1401.0197","primary_cat":"astro-ph.CO","submitted_at":"2013-12-31T17:31:30+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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facilitate lens modelling that includes the non-linear effects due to mass along the LOS.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.79,"main_claim_p":0.2,"quantitative":false,"quantitative_p":0.04,"role_probabilities":{"gap":0.0,"method":0.16,"result":0.01,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.83,"interpretation":0.0}},{"i":4,"p":0.58,"id":"s4","own":true,"role":"method","text":"It balances accuracy (accounting for higher-order terms when necessary) with efficiency (compressing all other LOS effects into a set of matrices that can be calculated up front and cached for lens modelling).","hedge":{"p":1.0,"label":"asserted"},"own_p":0.82,"main_claim_p":0.19,"quantitative":false,"quantitative_p":0.18,"role_probabilities":{"gap":0.0,"method":0.58,"result":0.01,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.34,"interpretation":0.07}},{"i":5,"p":0.76,"id":"s5","own":true,"role":"result","text":"We identify a generalized multiplane 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