Unknown-box Approximation to Improve Optical Character Recognition Performance

1 code implementation • 17 May 2021 • Ayantha Randika, Nilanjan Ray, Xiao Xiao, Allegra Latimer

Unlike the previous OCR agnostic preprocessing techniques, the proposed approach approximates the gradient of a particular OCR engine to train a preprocessor module.

Optical Character Recognition Optical Character Recognition (OCR)