2011

Noncommutative Bennett and Rosenthal inequalities

Junge, Marius, Zeng, Qiang

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In this paper we extend the Bernstein, Prohorov and Bennett inequalities to the noncommutative setting.

  • In addition we provide an improved version of the noncommutative Rosenthal inequality, essentially due to Nagaev, Pinelis and Pinelis, Utev for commutative random variables.
  • We also present new best constants in Rosenthal's inequality.
  • Applying these results to random Fourier projections, we recover and elaborate on fundamental results from compressed sensing, due to Candes, Romberg and Tao.

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