Before revision:  In particular, MultiMix targets to solve cross-lingual adaptation problems from a source (language ) distribution to an unknown target (language ) distributionassuming it has no training labels in the target language task.
After revision:  In particular, MultiMix targets to solve cross-lingual adaptation problems from a source (language ) distribution to an unknown target (language ) distributionassuming it has no training labels are available for the target language task.