3 papers
astro-ph.CO2025
The Domain Adaptation problem in photometric redshift estimation: a solution applied to the HSC Survey
M. Treyer, R. Ait-Ouahmed, S. Arnouts +5
The multi-band HSC-CLAUDS survey comprises several sky regions with varying observing conditions, only one of which, the COSMOS Ultra Deep Field (UDF), offers extensive redshift co…
astro-ph.CO2023
Multimodality for improved CNN photometric redshifts
R. Ait-Ouahmed, S. Arnouts, J. Pasquet +2
Photometric redshift estimation plays a crucial role in modern cosmological surveys for studying the universe's large-scale structures and the evolution of galaxies. Deep learning…
astro-ph.CO2023
CNN photometric redshifts in the SDSS at
M. Treyer, R. Ait-Ouahmed, J. Pasquet +3
We release photometric redshifts, reaching 0.7, for 14M galaxies at in the 11,500 deg of the SDSS north and south galactic caps. These estimates were inf…