The CMU Machine Translation Systems at WMT 2013: Syntax, Synthetic Translation Options, and Pseudo-References
Waleed Ammar, Victor Chahuneau, Michael Denkowski, Greg Hanneman, Ling Wang, Austin Matthews, Kenton Murray, Nicola Segall, Alon Lavie, Chris Dyer · 2013
We describe the CMU systems submitted to the 2013 WMT shared task in machine translation. We participated in three language pairs, French–English, Russian– English, and English–Russian. Our particular innovations include: a labelcoarsening scheme for syntactic tree-totree translation and the use of specialized modules to create “synthetic translation options ” that can both generalize beyond what is directly observed in the parallel training data and use rich source language context to decide how a phrase should