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From the 1 of 5 linked papers with an AI index.

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5 papers

astro-ph.IM2026

Optimizing the extraction of information from redshift probability distribution functions

Rodrigo Duarte, Valerio Marra

The paper presents turboPDZ, a machine‑learning framework that extracts optimized point estimates and reliability scores directly from photometric redshift probability distribution…

astro-ph.CO2026

Dark Degeneracy in DESI DR2: Interacting or Evolving Dark Energy?

Vitor Petri, Valerio Marra, Rodrigo von Marttens

The standard CDM model, despite its success, is challenged by persistent observational tensions in the Hubble constant () and the matter clustering amplitude (), moti…

astro-ph.CO2025

J-PAS: Forecasting constraints on Neutrino Masses

Gabriel Rodrigues, Antonio J. Cuesta, Jailson Alcaniz +30

The large-scale structure survey J-PAS is taking data since October 2023. In this work, we present a forecast based on the Fisher matrix method to establish its sensitivity to the…

astro-ph.IM2025

The miniJPAS and J-NEP surveys: Machine learning for star-galaxy separation

Ana Paula Jeakel, Gabriel Vieira dos Santos, Valerio Marra +27

We present a supervised machine learning classification of sources from the Javalambre Physics of the Accelerating Universe Astrophysical Survey (J-PAS) Pathfinder datasets: miniJP…

astro-ph.CO2025

The miniJPAS survey quasar selection V: combined algorithm

Ignasi Pérez-Rà fols, L. Raul Abramo, Ginés Martínez-Solaeche +27

Aims. Quasar catalogues from narrow-band photometric data are used in a variety of applications, including targeting for spectroscopic follow-up, measurements of supermassive black…