Roberto Imbuzeiro Oliveira
Roberto Imbuzeiro Oliveira
Professor, IMPA
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The complexity of quantum spin systems on a two-dimensional square lattice
R Oliveira, BM Terhal
arXiv preprint quant-ph/0504050, 2005
The complexity of stoquastic local Hamiltonian problems
S Bravyi, DP Divincenzo, RI Oliveira, BM Terhal
arXiv preprint quant-ph/0606140, 2006
Concentration of the adjacency matrix and of the Laplacian in random graphs with independent edges
RI Oliveira
arXiv preprint arXiv:0911.0600, 2009
Sums of random Hermitian matrices and an inequality by Rudelson
R Oliveira
Electronic Communications in Probability 15, 203-212, 2010
Sub-Gaussian mean estimators
L Devroye, M Lerasle, G Lugosi, RI Oliveira
Annals of Statistics 44 (6), 2695-2725, 2016
On the generic insecurity of the full domain hash
Y Dodis, R Oliveira, K Pietrzak
Annual International Cryptology Conference, 449-466, 2005
Generic entanglement can be generated efficiently
R Oliveira, OCO Dahlsten, MB Plenio
Physical review letters 98 (13), 130502, 2007
The lower tail of random quadratic forms with applications to ordinary least squares
RI Oliveira
Probability Theory and Related Fields 166 (3), 1175-1194, 2016
Improved randomness extraction from two independent sources
Y Dodis, A Elbaz, R Oliveira, R Raz
Approximation, randomization, and combinatorial optimization. Algorithms and …, 2004
The emergence of typical entanglement in two-party random processes
OCO Dahlsten, R Oliveira, MB Plenio
Journal of Physics A: Mathematical and Theoretical 40 (28), 8081, 2007
Robust empirical mean estimators
M Lerasle, RI Oliveira
arXiv preprint arXiv:1112.3914, 2011
Connectivity transitions in networks with super-linear preferential attachment
R Oliveira, J Spencer
Internet Mathematics 2 (2), 121-163, 2005
Extragradient method with variance reduction for stochastic variational inequalities
AN Iusem, A Jofré, RI Oliveira, P Thompson
SIAM Journal on Optimization 27 (2), 686-724, 2017
On the coalescence time of reversible random walks
R Oliveira
Transactions of the American Mathematical Society 364 (4), 2109-2128, 2012
On the convergence to equilibrium of Kac’s random walk on matrices
RI Oliveira
The Annals of Applied Probability 19 (3), 1200-1231, 2009
On extracting private randomness over a public channel
Y Dodis, R Oliveira
Approximation, Randomization, and Combinatorial Optimization.. Algorithms …, 2003
Solving SDPs for synchronization and MaxCut problems via the Grothendieck inequality
S Mei, T Misiakiewicz, A Montanari, RI Oliveira
Conference on Learning Theory, 1476-1515, 2017
Mean field conditions for coalescing random walks
RI Oliveira
The Annals of Probability 41 (5), 3420-3461, 2013
Mixing and hitting times for finite Markov chains
R Oliveira
Electronic Journal of Probability 17, 2012
A mean-field limit for certain deep neural networks
D Araújo, RI Oliveira, D Yukimura
arXiv preprint arXiv:1906.00193, 2019
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