Multidimensional Quality Metrics (MQM) : a Framework for Declaring and Describing Translation Quality Metrics - Lommel, Arle (German Research Center for Artificial Intelligence (DFKI). Language Technology Lab) ; Uszkoreit, Hans (German Research Center for Artificial Intelligence (DFKI). Language Technology Lab) ; Burchardt, Aljoscha (German Research Center for Artificial Intelligence (DFKI). Language Technology Lab)