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math.CO2022
Regularity based spectral clustering and mapping the Fiedler-carpet
Marianna Bolla, Vilas Winstein, Tao You +2
Spectral clustering is discussed from many perspectives, by extending it to rectangular arrays and discrepancy minimization too. Near optimal clusters are obtained with singular va…
math.CO2011
Beyond the Expanders
Marianna Bolla
Expander graphs are widely used in communication problems and construction of error correcting codes. In such graphs, information gets through very quickly. Typically, it is not tr…