ukr-roberta-base

Pre-training corpora

Below is the list of corpora used along with the output of wc command (counting lines, words and characters). These corpora were concatenated and tokenized with HuggingFace Roberta Tokenizer.

Tables Lines Words Characters
Ukrainian Wikipedia - May 2020 18 001 466 201 207 739 2 647 891 947
Ukrainian OSCAR deduplicated dataset 56 560 011 2 250 210 650 29 705 050 592
Sampled mentions from social networks 11 245 710 128 461 796 1 632 567 763
Total 85 807 187 2 579 880 185 33 985 510 302

Pre-training details

  • Ukrainian Roberta was trained with code provided in HuggingFace tutorial
  • Currently released model follows roberta-base-cased model architecture (12-layer, 768-hidden, 12-heads, 125M parameters)
  • The model was trained on 4xV100 (85 hours)
  • Training configuration you can find in the original repository

Author

Vitalii Radchenko - contact me on Twitter @vitaliradchenko

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