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Volume 2019, Article ID 9345861, 11 pages
Research Article

Focal CTC Loss for Chinese Optical Character Recognition on Unbalanced Datasets

Harbin Institute of Technology, China

Correspondence should be addressed to Hongxun Yao; nc.ude.tih@oay.h

Received 15 September 2018; Revised 3 December 2018; Accepted 19 December 2018; Published 2 January 2019

Guest Editor: Li Zhang

Copyright © 2019 Xinjie Feng et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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