The lower tail of random quadratic forms, with applications to ordinary least squares and restricted eigenvalue properties.

Roberto Imbuzeiro Oliveira The lower tail of random quadratic forms, with applications to ordinary least squares and restricted eigenvalue properties. 2013 abs/1312.2903 CoRR http://arxiv.org/abs/1312.2903 db/journals/corr/corr1312.html#Oliveira13b