3 papers
astro-ph.IM2026
Linear Image Regridding and Coaddition with Oversampled Point Spread Functions: Lessons from 1D
Kaili Cao
Image regridding and coaddition have a wide range of applications in astronomical observations. {\sc Imcom}, an algorithm that provides control over point spread function (PSF) and…
astro-ph.SR2025
Towards Accurate Asteroseismic Masses for Luminous Giants
Kaili Cao, Marc H. Pinsonneault
Asteroseismology, the study of stellar oscillations, provides high-precision measurements of masses and ages for red giants. Scaling relations are a powerful tool for measuring fun…
astro-ph.IM2025
Simulating image coaddition with the Nancy Grace Roman Space Telescope: III. Software improvements and new linear algebra strategies
Kaili Cao, Christopher M. Hirata, Katherine Laliotis +3
The Nancy Grace Roman Space Telescope will implement a devoted weak gravitational lensing program with its High Latitude Wide Area Survey. For cosmological purposes, a critical ste…