Efficient Optimal Image Reconstruction for the Nancy Grace Roman Space Telescope and Beyond: I. First Results with Effortless

arXiv:2607.06674 · astro-ph.IM, astro-ph.CO · Submitted 2026-07-07 · Read on arXiv

Kaili Cao

astro-ph.IM, astro-ph.CO

Submitted: 2026-07-07

Comments: 10 pages, 3 figures, submitted to ApJL

Code: https://github.com/Roman-HLIS-CosmologyPIT/effortless

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Calibration — 11× in this paper · explained in 7 episodes
• Gravitational Lensing — 5× in this paper · explained in 2 episodes
• Core — 3× in this paper · explained in 2 episodes
• Accuracy — 2× in this paper · explained in 1 episode
• Interpretability — 2× in this paper · explained in 15 episodes
• Roman High Latitude Imaging Survey — 2× in this paper
• Weak Lensing — 2× in this paper · explained in 2 episodes
• Aperture — 1× in this paper · explained in 1 episode
• Benchmark — 1× in this paper · explained in 2 episodes
• Clustering — 1× in this paper · explained in 2 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Cosmology Project Infrastructure Team — 1× in this paper
• Fidelity — 1× in this paper · explained in 2 episodes
• Robustness — 1× in this paper · explained in 5 episodes

Sources

• The Wide Field Infrared Survey Telescope: 100 Hubbles for the 2020s
• Fisher Forecasts for Cosmological Yields from 3! times!2 pt Analysis of the Roman Space Telescope High Latitude Imaging Survey
• Euclid Definition Study Report
• Large Synoptic Survey Telescope: Dark Energy Science Collaboration
• Roman Observations Time Allocation Committee: Final Report and Recommendations
• Scikit-learn: Machine Learning in Python

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