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20022015
most citedA full sky, low foreground, high resolution CMB map from WMAP

296 citations

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Showing 2015Show all

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math.PR2015

Discrete Hammersley's Lines with sources and sinks

A. -L. Basdevant, N. Enriquez, L. Gerin +1

We introduce two stationary versions of two discrete variants of Hammersley's process in a finite box, this allows us to recover in a unified and simple way the laws of large numbe…

math.ST2015★ 66 cited

Minimax estimation of linear and quadratic functionals on sparsity classes

Olivier Collier, Laëtitia Comminges, Alexandre B. Tsybakov

For the Gaussian sequence model, we obtain non-asymptotic minimax rates of estimation of the linear, quadratic and the L2-norm functionals on classes of sparse vectors and construc…