2 papers
astro-ph.CO2024
Tele-Correlation: Calibrating Shear-Shear Correlation with Real Data
Zhi Shen, Jun Zhang, Cong Liu +4
Tele-correlation refers to the correlation of galaxy shapes with large angular separations (e.g., degrees). Since there are no astrophysical reasons causing such a correlati…
astro-ph.CO2023
Quasi-2D Weak Lensing Cosmological Constraints Using the PDF-SYM method
Zhenjie Liu, Jun Zhang, Hekun Li +2
Cosmic shear statistics, such as the two-point correlation function (2PCF), can be evaluated with the PDF-SYM method instead of the traditional weighted-sum approach. It makes use…