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Didi Tech
Didi Tech
Oct 27, 2020 · Artificial Intelligence

Didi's Machine Translation System: Architecture, Techniques, and WMT2020 Competition Experience

Didi's machine translation system combines a Transformer‑big architecture with relative position representations, enlarged feed‑forward networks, iterative back‑translation, knowledge‑distillation and domain fine‑tuning, optimized via TensorRT for speed, achieving a BLEU 36.6 and third place in the WMT2020 Chinese‑to‑English news task.

BLEUTensorRTWMT2020
0 likes · 15 min read
Didi's Machine Translation System: Architecture, Techniques, and WMT2020 Competition Experience
Didi Tech
Didi Tech
Aug 23, 2020 · Artificial Intelligence

DiDi AI Labs Achieves Third Place in WMT2020 News Translation Task

DiDi AI Labs’ NLP team earned third place in the WMT2020 Chinese‑to‑English news translation task with a 36.6 BLEU score, using an enhanced Transformer‑2 model that incorporates self‑attention, relative positional attention, iterative back‑translation, knowledge distillation, data cleaning, ensembling, and other techniques, now deployed across DiDi’s international services.

BLEUDiDi AI LabsNLP
0 likes · 5 min read
DiDi AI Labs Achieves Third Place in WMT2020 News Translation Task