@article{11:27,author={Fang-Lan Huang and Cho-Jui Hsieh and Kai-Wei Chang and Chih-Jen Lin}, Title={Iterative Scaling and Coordinate Descent Methods for Maximum Entropy Models},journal={Journal of Machine Learning Research},volume={11}, url={http://www.jmlr.org/papers/volume11/huang10a/huang10a.pdf}}