Multitaper.jl: A Julia package for frequency domain analysis of time series. - Charlotte A. L. Haley; Christopher J. Geoga (J. Open Source Softw., 2020)

On automatic differentiation for the Matérn covariance. - Oana Marin; Christopher J. Geoga; Michel Schanen (CoRR, 2022)

Fitting Matérn smoothness parameters using automatic differentiation. - Christopher J. Geoga; Oana Marin; Michel Schanen; Michael L. Stein (Stat. Comput., 2023)

Scalable computations for nonstationary Gaussian processes. - Paul G. Beckman; Christopher J. Geoga; Michael L. Stein; Mihai Anitescu (Stat. Comput., 2023)

A Scalable Method to Exploit Screening in Gaussian Process Models with Noise. - Christopher J. Geoga; Michael L. Stein (J. Comput. Graph. Stat., 2024)

Fast adaptive Fourier integration for spectral densities of Gaussian processes. - Paul G. Beckman; Christopher J. Geoga (Stat. Comput., 2024)

Fast Machine-Precision Spectral Likelihoods for Stationary Time Series. - Christopher J. Geoga (SIAM J. Sci. Comput., 2025)

Nonparametric spectral density estimation from irregularly sampled data. - Christopher J. Geoga; Paul G. Beckman (CoRR, 2025)