Impact of baryonic feedback on HSC-Y1 weak lensing non-Gaussian statistics
Baryonic feedback is a major systematic in weak lensing cosmology. Its most studied effect
is the suppression of the lensing power spectrum, a second-order statistic, on small scales …
is the suppression of the lensing power spectrum, a second-order statistic, on small scales …
Stage IV baryonic feedback correction for non-Gaussianity inference
D Grandón, E Sellentin - Monthly Notices of the Royal …, 2025 - academic.oup.com
Non-Gaussian statistics of the projected weak lensing field are powerful estimators that can
outperform the constraining power of the two-point functions in inferring cosmological …
outperform the constraining power of the two-point functions in inferring cosmological …
Weak lensing constraints on dark matter-baryon interactions with 𝖭-body simulations and machine learning
C Zhang, L Zu, HZ Chen, YLS Tsai… - Journal of Cosmology …, 2024 - iopscience.iop.org
We investigate the elastic scattering cross section between dark matter and protons using
the DES Year 3 weak lensing data. This scattering induces a dark acoustic oscillation …
the DES Year 3 weak lensing data. This scattering induces a dark acoustic oscillation …
Toward accurate modeling of line-intensity mapping one-point statistics: Including extended profiles
JL Bernal - Physical Review D, 2024 - APS
Line-intensity mapping (LIM) is quickly attracting attention as an alternative technique to
probe large-scale structure and galaxy formation and evolution at high redshift. LIM one …
probe large-scale structure and galaxy formation and evolution at high redshift. LIM one …
C3NN: Cosmological Correlator Convolutional Neural Network--an interpretable machine learning tool for cosmological analyses
Modern cosmological research in large scale structure has witnessed an increasing number
of applications of machine learning methods. Among them, Convolutional Neural Networks …
of applications of machine learning methods. Among them, Convolutional Neural Networks …
Cosmic Structure Formation in the Non-linear Regime: Beyond Gaussian Statistics and Standard Cosmologies
A Gough - arXiv preprint arXiv:2411.16500, 2024 - arxiv.org
The cosmic large scale structure encodes the formation and evolution of a weblike network
of dark matter and galaxies within the Universe. The cosmological information is wrapped up …
of dark matter and galaxies within the Universe. The cosmological information is wrapped up …