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stat.CO2022
Towards Practical Large-scale Randomized Iterative Least Squares Solvers through Uncertainty Quantification
Nathaniel Pritchard, Vivak Patel
As the scale of problems and data used for experimental design, signal processing and data assimilation grow, the oft-occuring least squares subproblems are correspondingly growing…
math.NA2022
Solving, Tracking and Stopping Streaming Linear Inverse Problems
Nathaniel Pritchard, Vivak Patel
In large-scale applications including medical imaging, collocation differential equation solvers, and estimation with differential privacy, the underlying linear inverse problem ca…