eepj/wstcg-mt-ja-en

WS TCG Card Text Translator

A Japanese-English machine translation model specifically trained for translating card text from the Weiss Schwarz (WS) Trading Card Game, fine-tuned on Helsinki-NLP/opus-mt-ja-en.

Hugging Face Space Demo

Check out the demo at https://huggingface.co/spaces/eepj/wstcg-mt.

Dataset

Official WS Card List

• Japanese-English parallel card text comprising 6000+ card text retrieved from the offical card list.

Training

Base Model

• Base model: Helsinki-NLP/opus-mt-ja-en
• Base tokenizer: Helsinki-NLP/opus-mt-ja-en
• Source language: Japanese (ja)
• Target language: English (en)

Additional Tokens

Token Type	Additional Tokens
Named Entity Placeholder	<TRAIT>, <NAME>
Trigger Icon Placeholder	<SOUL>, <CHOICE>, <TREASURE>, <SALVAGE>, <STANDBY>, <GATE>, <BOUNCE>, <STOCK>, <SHOT>, <DRAW>
Keywords	【, 】, AUTO, ACT, CONT, COUNTER, CLOCK, トリガー

Hardware

• NVIDIA RTX3060 Ti with CUDA hardware acceleration

Hyperparameters

• Number of epochs: 5
• Optimizer: Adam
• Initial learning rate: 1e-4
• Learning rate scheduler: StepLR, reduce by factor of 0.5 every epoch
• Batch size: 4
• Loss function: CrossEntropyLoss
• Random seed: 42

Performance

Metrics

Dataset	BLEU	chr-F
WS Official Card List	0.82664	0.96515

Example Test Case

Language	Official Text
Japanese	【永】 あなたの<TRAIT>のキャラが4枚以上なら、このカードは、色条件を満たさずに手札からプレイでき、あなたの手札のこのカードのレベルを－1。
English	【CONT】 If you have 4 or more <TRAIT> characters, this card gets -1 level while in your hand, and can be played from your hand without fulfilling color requirements.

Model	Translated Text	BLEU	chr-F
Ours	【CONT】If you have 4 or more <TRAIT> characters, this card can be played from your hand without fulfilling color requirements, and this card gets -1 level while in your hand.	0.79134	0.95207
Google Translate	[CONT] If you have 4 or more characters in <TRAIT>, you can play this card from your hand without meeting the color conditions, and the level of this card in your hand becomes -1.	0.26561	0.53877
GPT-3.5	[Permanent] If you have 4 or more cards with the <TRAIT> trait, you can play this card from your hand without meeting the color condition, and reduce the level of this card in your hand by 1.	0.24213	0.48925
opus-mt-ja-en	If there are more than four characters in your <TRAIT> card, this card can be played from your hand with no color conditions, and you can see the level of this card in your hand is -1.	0.22006	0.51034

References

Helsinki-NLP/opus-mt-ja-en
https://huggingface.co/Helsinki-NLP/opus-mt-ja-en

WS Official Card List (Japanese)
https://ws-tcg.com/cardlist

WS Official Card List (English)
https://en.ws-tcg.com/cardlist

WS Comprehensive Rules (English)
https://en.ws-tcg.com/wp/wp-content/uploads/20220726205726/WSE-Comprehensive-Rules-v2.07.pdf