activity
20232026
most citedKalman tracking and parameter estimation of continuous gravitational waves with a pulsar timing array

1 citations · 3 across the 8 of their papers we have counts for

collaborators

8 papers

physics.chem-ph2026

FermiLink: A Unified Agent Framework for Multidomain Autonomous Scientific Simulations

Gang Meng, Andres Felipe Bocanegra Vargas, Xinwei Ji +7

Artificial-intelligence (AI) agent frameworks have been developed for autonomous scientific simulations, but most current agent frameworks are tailored to a single or a small set o…

astro-ph.HE2025

Hierarchical Bayesian estimation of population-level torque law parameters from young radio pulsars observed with the Murriyang telescope

Andrés F. Vargas, Andrew Melatos, Julian B. Carlin +3

Abridged. The measured braking index, , of a rotation-powered pulsar with spin frequency and braking torque , features secular and stochast…

astro-ph.HE2025★ 1 cited

Hierarchical Bayesian estimation of population-level torque law parameters from anomalous pulsar braking indices

Andrés F. Vargas, Julian B. Carlin, Andrew Melatos

Abridged. Stochastic fluctuations in the spin frequency of a rotation-powered pulsar affect how accurately one measures the power-law braking index, , defined throu…

astro-ph.IM2025

State-space algorithm for detecting the nanohertz gravitational wave background

Tom Kimpson, Andrew Melatos, Joseph O'Leary +11

The stochastic gravitational wave background (SGWB) can be observed in the nanohertz band using a pulsar timing array (PTA). Here a computationally efficient state-space framework…

astro-ph.HE2024

State-space analysis of a continuous gravitational wave source with a pulsar timing array: inclusion of the pulsar terms

Tom Kimpson, Andrew Melatos, Joseph O'Leary +11

Pulsar timing arrays can detect continuous nanohertz gravitational waves emitted by individual supermassive black hole binaries. The data analysis procedure can be formulated withi…

astro-ph.HE2024

Stochastic and secular anomalies in pulsar braking indices

Andrés F. Vargas, Andrew Melatos

Stochastic and secular variations in the spin frequency of a rotation-powered pulsar complicate the interpretation of the measured braking index, , in terms of a power-law s…