DESI 类星体（QSO）样本的初步目标选择
宇宙学与河外天体物理
2020-10-23 v1
摘要
DESI 巡天将利用类星体作为红移范围 内暗物质的直接示踪体，并利用红移 的类星体 Ly- 森林来测量大尺度结构。我们提出两种基于三个光学波段（）和两个红外波段（）成像的 DESI 候选类星体选择方法。第一种方法使用传统的颜色切割，第二种利用机器学习算法。
引用
@article{arxiv.2010.11280,
title = {Preliminary Target Selection for the DESI Quasar (QSO) Sample},
author = {Christophe Yèche and Nathalie Palanque-Delabrouille and Charles-Antoine Claveau and David D. Brooks and Edmond Chaussidon and Tamara M. Davis and Kyle S. Dawson and Arjun Dey and Yutong Duan and Sarah Eftekharzadeh and Daniel J. Eisenstein and Enrique Gaztañaga and Robert Kehoe and Martin Landriau and Dustin Lang and Michael E. Levi and Aaron M. Meisner and Adam D. Myers and Jeffrey A. Newman and Claire Poppett and Francisco Prada and Anand Raichoor and David J. Schlegel and Michael Schubnell and Ryan Staten and Gregory Tarlé and Rongpu Zhou},
journal= {arXiv preprint arXiv:2010.11280},
year = {2020}
}
备注
3 pages, 1 figure