@InProceedings{lu-huang-liu:2007:EMNLP-CoNLL2007, author = {Lu, Yajuan and Huang, Jin and Liu, Qun}, title = {Improving Statistical Machine Translation Performance by Training Data Selection and Optimization}, booktitle = {Proceedings of the 2007 Joint Conference on Empirical Methods in Natural Language Processing and Computational Natural Language Learning (EMNLP-CoNLL)}, pages = {343--350}, url = {http://www.aclweb.org/anthology/D/D07/D07-1036} }