WMT21

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Findings

• IC-1236Among 7B LLMs, Llama-2-7b achieves the best zero-shot COMET scores in both translation directions, while MPT-7b leads in BLEU for en-to-xx [eval]
• IC-662Translation ability in BLOOM models surges at approximately one-sixth of pre-training and then plateaus, with consistent dynamics across model sizes from 560M to 7.1B [eval]