@article{12:43,author={Ryota Tomioka and Taiji Suzuki and Masashi Sugiyama}, Title={Super-Linear Convergence of Dual Augmented Lagrangian Algorithm for Sparsity Regularized Estimation},journal={Journal of Machine Learning Research},volume={12}, url={http://www.jmlr.org/papers/volume12/tomioka11a/tomioka11a.pdf}}