Steffen Schotthoefer Householder Fellow Contact SCHOTTHOFERS@ORNL.GOV All Publications Uncertainty-aware inverse modeling for federated scientific discovery across DOE facilities... GeoLoRA: Geometric integration for parameter efficient fine-tuning Geometry-aware training of factorized layers in tensor Tucker format KiT-RT: An Extendable Framework for Radiative Transfer and Therapy Key Links Google Scholar LinkedIn GitHub