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10.1109/ICDAR.2011.222guideproceedingsArticle/Chapter ViewAbstractPublication PagesConference Proceedingsacm-pubtype
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MQDF Discriminative Learning Based Offline Handwritten Chinese Character Recognition

Published: 18 September 2011 Publication History

Abstract

This paper has proposed a discriminative learning method of modified quadratic discriminant function (MQDF) based on sample importance weights. Firstly, sample importance function is derived from distance based recognition results under bayes decision rule. It weights samples according to extended recognition confidence. On these weighted samples, parameters of MQDF are modulated indirectly by re-estimating the mean vector and covariance matrix. The proposed method is investigated and compared with other discriminative learning methods about MQDF on THU-HCD offline Chinese handwriting sets. The results show that the proposed method has improved the basic MQDF drastically and outperforms other methods compared.

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  • (2019)Handwritten Urdu character recognition using one-dimensional BLSTM classifierNeural Computing and Applications10.1007/s00521-017-3146-x31:4(1143-1151)Online publication date: 17-May-2019

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Published In

cover image Guide Proceedings
ICDAR '11: Proceedings of the 2011 International Conference on Document Analysis and Recognition
September 2011
1532 pages
ISBN:9780769545202

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IEEE Computer Society

United States

Publication History

Published: 18 September 2011

Author Tags

  1. MQDF discriminative learning
  2. larage category classification
  3. offline Chinese character recognition
  4. sample importance weight

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Cited By

View all
  • (2019)Handwritten Urdu character recognition using one-dimensional BLSTM classifierNeural Computing and Applications10.1007/s00521-017-3146-x31:4(1143-1151)Online publication date: 17-May-2019

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