However, these models were unable to achieve strong performance on Kuzushiji recognition.
This was due to inadequate understanding of Japanese historical literature in the optical character recognition (OCR) community and the lack of high quality standardized datasets.
There are several reasons why Kuzushiji recognition is challenging:Capturing both local and global context is important.
This is one reason why conventional sequence models do not have the capability to work well with many Kuzushiji documents.
However there are many other types of Kuzushiji text that a person might want to transcribe.