Target: Convert Scanned Images of IPA symbols to Pinyin

Scanned images of IPA phonetic symbols for Chengdunese (成都话) in The Great Dictionary of Modern Chinese Dialects (現代漢語方言大詞典).

Training and Test Set

• 2,553 images of IPA phonetic symbols generated from Pinyin pronunciations found in Sichuanese Dialect Dictionary (四川方言词典 教你一口地道的四川话) and the word list of the Shupin (蜀拼) input method.
• 80/20 split on train/test

Results

• Trained for 180 steps with a batch size of 32
• Final Character Error Rate of 0.795% on test set
• TODO: label part of the scanned images to see if model generalizes on target task