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Applied Math Graduate Student Seminar: T.H. Molena Nguyen, NC State, Parallel Recursive Skeletonization Solver for Dense Linear Systems on GPU-Accelerated Computers

February 5 | 3:00 pm - 4:00 pm EST

Dense linear systems in large-scale kernel approximation in machine learning, discretization of boundary integral equations in mathematical physics, and low-rank approximation of Schur complements in large sparse matrix factorization often employ a multilevel structure of low-rank off-diagonal blocks. To solve such systems efficiently, we present a GPU-based parallel recursive skeletonization solver that utilizes batched dense linear algebra to achieve linear time complexity, proportionally to the matrix size, under fixed ranks, while allowing for tunable precision

Details

Date:
February 5
Time:
3:00 pm - 4:00 pm EST
Event Category:

Venue

SAS 4201