3 papers
stat.ME2026
CHASM: Online Changepoint Detection in Temporal and Cross-Variable Dependence
Victor K. Khamesi, Edward A. K. Cohen, Niall M. Adams +1
Changepoint detection identifies times when the generative process of a time series changes, with applications in healthcare, cybersecurity, and finance. In multivariate settings,…
stat.ME2025
Online Spectral Density Estimation
Shahriar Hasnat Kazi, Niall Adams, Edward A. K. Cohen
This paper develops the first online algorithms for estimating the spectral density function -- a fundamental object of interest in time series analysis -- that satisfies the three…
stat.ME2024
Functional summary statistics and testing for independence in marked point processes on the surface of three dimensional convex shapes
Scott Ward, Edward A. K. Cohen, Niall M. Adams
The fundamental functional summary statistics used for studying spatial point patterns are developed for marked homogeneous and inhomogeneous point processes on the surface of a sp…