3 papers
astro-ph.IM2025
CSST Slitless Spectra: Target Detection and Classification with YOLO
Yingying Zhou, Chao Liu, Hao Tian +2
Addressing the spatial uncertainty and spectral blending challenges in CSST slitless spectroscopy, we present a deep learning-driven, end-to-end framework based on the You Only Loo…
astro-ph.CO2025
A Universal Analytic Model for Gravitational Lensing by Self-Interacting Dark Matter Halos
Siyuan Hou, Daneng Yang, Nan Li +1
We present a model for analytically calculating gravitational lensing by self-interacting dark matter (SIDM) halos. Leveraging the universal behavior of SIDM halos during gravother…
physics.pop-ph2025
The Universe is Odd
Shiyin Shen, Nan Li
The cosmological principle posits that the universe does not exhibit any specific preference for position or direction. However, it remains unclear whether the universe has a disti…