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astro-ph.CO2026
Using Global Gravitational Potential Weighted Correlation Function to Constrain Modified Gravity Models
Yizhao Yang, Yu Yu, Pengjie Zhang
We propose a new marked two-point correlation function weighted by the global gravitational potential as a probe for testing gravity models. Using the LCDM model based on general r…
astro-ph.CO2026★ 1 cited
Filtering Interlopers with Photometry and Diagnostic Features: A Machine Learning Framework Validated with CSST Slitless Spectroscopy
Hui Peng, Yu Yu, Yiyang Guo +13
The slitless spectroscopic method employed by missions such as Euclid and the Chinese Space-station Survey Telescope (CSST) faces a fundamental challenge: spectroscopic redshifts d…