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math.NA2011
Rank Aggregation via Nuclear Norm Minimization
David F. Gleich, Lek-Heng Lim
The process of rank aggregation is intimately intertwined with the structure of skew-symmetric matrices. We apply recent advances in the theory and algorithms of matrix completion…
math.NA2011
The power and Arnoldi methods in an algebra of circulants
David F. Gleich, Chen Greif, James M. Varah
Circulant matrices play a central role in a recently proposed formulation of three-way data computations. In this setting, a three-way table corresponds to a matrix where each "sca…