how does marian NMT initialize target sentence?

marian-nmt / marian

Fast Neural Machine Translation in C++

https://marian-nmt.github.io

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how does marian NMT initialize target sentence? #356

Open hidinginthebush opened 3 years ago

hidinginthebush commented 3 years ago

I'm trying to convert fairseq NMT to marian NMT when decoding, however finding that fairseq using bos to start the target sentence while marian not use this one . So which token is used to start a sentence in marian when decoding?