2 papers
astro-ph.IM2026
A Large and Precise All-Sky Photometric Standard Star Dataset Across More Than 200 Passbands
Kai Xiao, Yang Huang, Haibo Yuan +12
High-precision photometric standard stars play a key role in enabling accurate photometric calibration and advancing various fields of astronomy. However, due to limitations in cal…
astro-ph.IM2025
A Highly Efficient Cross-matching Scheme using Learned Index Structure
Phu-Minh Lam, Dongwei Fan, Hongbo Wei +6
Spatial data fusion is a bottleneck when it meets the scale of 10 billion records. Cross-matching celestial catalogs is just one example of this. To challenge this, we present a fr…