Search Results for author: Alexander Wein

Found 1 papers, 0 papers with code

Overcomplete Independent Component Analysis via SDP

no code implementations24 Jan 2019 Anastasia Podosinnikova, Amelia Perry, Alexander Wein, Francis Bach, Alexandre d'Aspremont, David Sontag

Moreover, we conjecture that the proposed program recovers a mixing component at the rate k < p^2/4 and prove that a mixing component can be recovered with high probability when k < (2 - epsilon) p log p when the original components are sampled uniformly at random on the hyper sphere.

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