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stat.AP2026
Factor State Space Modelling of the Ornstein-Uhlenbeck Process with Measurement Error and its Application
Shanglun Li, Toby Kenney, Hong Gu
Standard Ornstein-Uhlenbeck (OU) models often yield biased parameter estimates when measurement error is ignored. While the Ornstein-Uhlenbeck State Space Model (OUSSM) addresses t…
stat.AP2023
Cross-study analyses of microbial abundance using generalized common factor methods
Molly G. Hayes, Morgan G. I. Langille, Hong Gu
By creating networks of biochemical pathways, communities of micro-organisms are able to modulate the properties of their environment and even the metabolic processes within their…