BJTU-WeChat’s Systems for the WMT22 Chat Translation Task

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Knowledge Triples

Source Entity	Relationship	Target Entity
Chat Translation Task Task	evaluatedBy	COMET Score Metric
Chat Translation Task Task	isBasedOn	Transformer Method
Fine Tuning Method	explores	Boosted Self COMET Based Model Ensemble Method
Fine Tuning Method	explores	Prompt Based Context Modeling Method
Fine Tuning Method	explores	SpeakerAdaptation Method
Fine Tuning Method	explores	Speaker Aware In-Domain Data Generation Method
Fine Tuning Method	explores	Target Denoising Fine Tuning Method
Pre-Training Method	involves	DataFiltering Method
Pre-Training Method	involves	Synthetic Data Generation Method
Synthetic Data Generation Method	includes	Back Translation Method
Synthetic Data Generation Method	includes	Forward Translation Method
Transformer Method	appliedIn	Pre-Training Method