TY - RPRT TI - Navigating the Noise: Bringing Clarity to ML Parameterization Design With O $\boldsymbol{\mathcal{O}}$(100) Ensembles AU - Lin, Jerry [Department of Earth System Sciences University of California at Irvine Irvine CA USA] (ORCID:0000000317789426) AU - Yu, Sungduk [Multimodal Cognitive AI Intel Labs Santa Clara CA USA] (ORCID:0000000245063887) AU - Peng, Liran [Department of Earth System Sciences University of California at Irvine Irvine CA USA] (ORCID:0000000329935208) AU - Beucler, Tom [Faculty of Geosciences and Environment University of Lausanne Lausanne Switzerland, Expertise Center for Climate Extremes University of Lausanne Lausanne Switzerland] (ORCID:0000000257311040) AU - Wong‐Toi, Eliot [Department of Statistics University of California at Irvine Irvine CA USA] AU - Hu, Zeyuan [Department of Earth and Planetary Sciences Harvard University Cambridge MA USA, NVIDIA Research Santa Clara CA USA] (ORCID:000000032041879X) AU - Gentine, Pierre [LEAP Science and Technology Center School of Engineering and Applied Sciences Climate School Columbia University New York NY USA] (ORCID:0000000208458345) AU - Geleta, Margarita [Department of Electrical Engineering and Computer Science Berkeley AI Research (BAIR) University of California at Berkeley Berkeley CA USA, Department of Biomedical Data Science Stanford University School of Medicine Palo Alto CA USA] AU - Pritchard, Mike [Department of Earth System Sciences University of California at Irvine Irvine CA USA, NVIDIA Research Santa Clara CA USA] (ORCID:0000000203406327) PY - 2025 DO - 10.1029/2024ms004551 UR - https://www.osti.gov/biblio/2555905 ID - 2555905 ER -