3 papers
astro-ph.IM2026
Quality Assessment of Spectroscopic Data Reduction Pipelines Using Artificial Intelligence: Scrutinizing Data Release 2 from the DESI Survey
V. Torres-Gomez, J. Suarez-Perez, J. E. Forero-Romero +45
Large spectroscopic surveys now collect data at a scale that makes traditional visual inspection impractical. We present an unsupervised pipeline for spectroscopic quality assessme…
astro-ph.CO2026
The Cosmic Web in the DESI Early Data Release: A Probabilistic Environment Catalog
Diana C. Zapata-Zuluaga, SofÃa Guevara-Montoya, Valeria Torres-Gomez +2
We present the first public cosmic-web environment catalog built on any DESI data release. Using ASTRA (Algorithm for Stochastic Topological RAnking), we classify each object in th…
astro-ph.HE2025
Determining the orientation of radio antennas at the South Pole using Galactic noise measurements
Paras Koundal, Valeria Torres-Gomez
The IceCube Neutrino Observatory is a multi-messenger observatory at the South Pole. As preparation for an enhancement of its surface array, IceTop, a prototype station consisting…