TY - RPRT TI - Final Technical Report: Probabilistic Learning, Dimension Reduction, and Spectral Representations for High-Dimensional Uncertainty Quantification AU - Ghanem, Roger [University of Southern California] (ORCID:000000021890920X) PY - 2026 DO - 10.2172/3024523 UR - https://www.osti.gov/biblio/3024523 ID - 3024523 ER -