{"paper":{"title":"The evolution of the galaxy stellar mass function over the last twelve billion years from a combination of ground-based and HST surveys","arxiv_id":"2009.03176","primary_cat":"astro-ph.GA","submitted_at":"2020-09-07T15:42:43+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-1.13.0 on the question bank abstract-p1-20260923, exactly as returned. No sentence in this record was written by a language model.","schema":"pith.compiled-record/v0","status":"compiled","abstract":{"source":"arXiv listing abstract v2","sentences":[{"i":0,"p":1.0,"id":"s0","own":true,"role":"contribution","text":"We present a new determination of the galaxy stellar mass function (GSMF) over the redshift interval $0.25 \\leq z \\leq 3.75$, derived from a combination of ground-based and Hubble Space Telescope (HST) imaging surveys.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.97,"main_claim_p":0.06,"quantitative":true,"quantitative_p":0.96,"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":1,"p":1.0,"id":"s1","own":true,"role":"method","text":"Based on a near-IR selected galaxy sample selected over a raw survey area of 3 deg$^{2}$ and spanning $\\geq 4$ dex in stellar mass, we fit the GSMF with both single and double Schechter functions, carefully accounting for Eddington bias to derive both observed and intrinsic parameter values.","hedge":{"p":0.96,"label":"asserted"},"own_p":0.96,"main_claim_p":0.04,"quantitative":true,"quantitative_p":0.98,"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":2,"p":1.0,"id":"s2","own":true,"role":"result","text":"We find that a double Schechter function is a better fit to the GSMF at all redshifts, although the single and double Schechter function fits are statistically indistinguishable by $z=3.25$.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.97,"main_claim_p":0.18,"quantitative":true,"quantitative_p":0.94,"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":1.0,"id":"s3","own":true,"role":"result","text":"We find no evidence for significant evolution in $M^{\\star}$, with the intrinsic value consistent with $\\log_{10}(M^{\\star} / M_{\\odot})=10.55\\pm{0.1}$ over the full redshift range.","hedge":{"p":0.93,"label":"asserted"},"own_p":0.97,"main_claim_p":0.29,"quantitative":true,"quantitative_p":0.99,"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":4,"p":0.51,"id":"s4","own":true,"role":"interpretation","text":"Overall, our determination of the GSMF is in good agreement with recent simulation results, although differences persist at the highest stellar masses.","hedge":{"p":0.94,"label":"asserted"},"own_p":0.76,"main_claim_p":0.07,"quantitative":true,"quantitative_p":0.51,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.44,"background":0.0,"limitation":0.05,"future_work":0.0,"contribution":0.0,"interpretation":0.51}},{"i":5,"p":1.0,"id":"s5","own":true,"role":"result","text":"Splitting our sample according to location on the UVJ plane, we find that the star-forming GSMF can be adequately described by a single Schechter function over the full redshift range, and has not evolved significantly since $z\\simeq 2.5$.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.97,"main_claim_p":0.12,"quantitative":true,"quantitative_p":0.91,"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":6,"p":1.0,"id":"s6","own":true,"role":"result","text":"In contrast, both the normalization and functional form of the passive GSMF evolves dramatically with redshift, switching from a single to a double Schechter function at $z \\leq 1.5$.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.95,"main_claim_p":0.18,"quantitative":true,"quantitative_p":0.92,"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":7,"p":0.9,"id":"s7","own":true,"role":"result","text":"As a result, we find that while passive galaxies dominate the integrated stellar-mass density at $z \\leq 0.75$, they only contribute $\\lesssim 10$ per cent by $z\\simeq 3$.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.97,"main_claim_p":0.17,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.9,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.1}},{"i":8,"p":0.87,"id":"s8","own":true,"role":"contribution","text":"Finally, we provide a simple parameterization that provides an accurate estimate of the GSMF, both observed and intrinsic, at any redshift within the range $0 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