{"paper":{"title":"Models of the Morphology, Kinematics, and Star Formation History of the Prototypical Collisional Starburst System: NGC 7714/7715 = Arp 284","arxiv_id":"astro-ph/0301652","primary_cat":"astro-ph","submitted_at":"2003-01-31T18:43:30+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-1.13.0 on the question bank abstract-p1-20260923, exactly as returned. 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7714.","hedge":{"p":0.91,"label":"asserted"},"own_p":0.93,"main_claim_p":0.08,"quantitative":true,"quantitative_p":0.73,"role_probabilities":{"gap":0.0,"method":0.01,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.99,"interpretation":0.0}},{"i":1,"p":0.88,"id":"s1","own":false,"role":"result","text":"Our simulations confirm the results of earlier work that an off-center inclined collision between two disk galaxies is almost certainly responsible for the peculiar morphologies of this system.","hedge":{"p":0.81,"label":"asserted"},"own_p":0.21,"main_claim_p":0.56,"quantitative":false,"quantitative_p":0.2,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.88,"background":0.06,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.06}},{"i":2,"p":0.63,"id":"s2","own":true,"role":"result","text":"However, we have explored a wider set of initial galaxy and collisional encounter parameters than previously, and have found a relatively narrow range of parameters that reproduce all the major morphologies of this system.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.97,"main_claim_p":0.19,"quantitative":true,"quantitative_p":0.57,"role_probabilities":{"gap":0.02,"method":0.01,"result":0.63,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.34,"interpretation":0.0}},{"i":3,"p":0.45,"id":"s3","own":true,"role":"result","text":"The simulations suggest specific mechanisms for the development of several unusual structures.","hedge":{"p":0.98,"label":"hedged_possibility"},"own_p":0.77,"main_claim_p":0.07,"quantitative":false,"quantitative_p":0.04,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.45,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.17,"interpretation":0.38}},{"i":4,"p":1.0,"id":"s4","own":true,"role":"result","text":"We find that the complex gas bridge has up to four distinct components, with gas contributed from two sides of NGC 7715, as well as from NGC 7714.","hedge":{"p":0.98,"label":"asserted"},"own_p":0.95,"main_claim_p":0.06,"quantitative":true,"quantitative_p":0.93,"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":5,"p":0.52,"id":"s5","own":true,"role":"result","text":"The observed gas-star offset in this bridge is accounted for in the simulations by the dissipative evolution of the gas.","hedge":{"p":0.98,"label":"asserted"},"own_p":0.85,"main_claim_p":0.05,"quantitative":false,"quantitative_p":0.06,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.52,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.48}},{"i":6,"p":0.62,"id":"s6","own":true,"role":"result","text":"The models also indicate that the low surface brightness HI tail to the far west of NGC 7714 is the end of the NGC 7715 countertail, curved behind the two galaxies.","hedge":{"p":0.72,"label":"hedged_possibility"},"own_p":0.88,"main_claim_p":0.05,"quantitative":false,"quantitative_p":0.1,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.62,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.38}},{"i":7,"p":0.92,"id":"s7","own":false,"role":"background","text":"Spectral evolutionary models of the NGC 7714 core by Lan\\c{c}on et al. suggest the possibility of multiple starbursts in the last 300 Myr.","hedge":{"p":1.0,"label":"hedged_possibility"},"own_p":0.04,"main_claim_p":0.03,"quantitative":true,"quantitative_p":0.95,"role_probabilities":{"gap":0.0,"method":0.01,"result":0.04,"background":0.92,"limitation":0.0,"future_work":0.0,"contribution":0.01,"interpretation":0.02}},{"i":8,"p":0.88,"id":"s8","own":true,"role":"interpretation","text":"Our hydrodynamic models suggest that bursts could be triggered by induced ring-like waves, and a post-collision buildup of gas in the core of the 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