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cs.LG2026
Transformers with Physics-Informed Encodings and Simulation-Based Inference for Robust Detection of Eccentric Binary Black Holes in Pulsar Timing Array Data
Subhajit Dandapat, Alvin J. K. Chua
Pulsar timing arrays (PTAs) provide a unique window into nanohertz gravitational waves (GWs), but extracting astrophysical parameters from noisy, long-baseline timing residuals rem…
astro-ph.IM2026
Parallel adaptive reweighting importance sampling for Bayesian astrophysics
Miaoxin Liu, Alvin J. K. Chua
Efficient sampling from high-dimensional, multi-modal posteriors is a central challenge in Bayesian inference across the physical sciences. Gravitational-wave (GW) astronomy, where…