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researcher

O. Freitas

48 papers hereh-index 242.6k citations69 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author3
  • middle author13

Across the 16 of 48 papers where every author was matched, so the position is known.

fields
  • gr-qc30
  • astro-ph.HE12
  • astro-ph.CO4
  • astro-ph.IM2
same name
  • O. Freitas — 5 papers
  • O. Freitas — 5 papers
  • O. Freitas — 2 papers
  • O. Freitas — 2 papers
  • O. Freitas — 1 paper, h 0
  • O. Freitas — 1 paper

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20202026
most citedOpen data from the third observing run of LIGO, Virgo, KAGRA and GEO

331 citations · 1.6k across the 48 of their papers we have counts for

collaborators
Showing astro-ph.IMShow all

2 papers · 1 filter

astro-ph.IM2026

Advanced Virgo Plus for O5 -- Design Report Overview

F. Acernese, A. Agapito, D. Agarwal +578

This document presents an overview of the design, implementation, and expected performance of the Advanced Virgo Plus (AdV+) upgrades in view of the O5 observing run. Following the…

astro-ph.IM2026

An autoencoder-based surrogate waveform model for quasi-circular binary-black-hole mergers

Anastasios Theodoropoulos, Nino Villanueva, Osvaldo Gramaxo Freitas +6

The generation of accurate waveforms from binary black hole (BBH) mergers is a major effort in Gravitational-Wave Astronomy. In recent years, machine-learning-based surrogate model…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.