Recognition of similar characters using gradient features of discriminative regions

作者：

Highlights：

• A feature extraction method for differentiating visually similar characters sets.

• A class hierarchy describing similar characters of Lanna Dhamma and Thai alphabets.

• Evaluation and analysis of the performance of the proposed method.

摘要

•A feature extraction method for differentiating visually similar characters sets.•A class hierarchy describing similar characters of Lanna Dhamma and Thai alphabets.•Evaluation and analysis of the performance of the proposed method.

论文关键词：Handwritten character recognition,Similar characters,Gradient features descriptor,Discriminative region

论文评审过程：Received 18 February 2019, Revised 3 May 2019, Accepted 29 May 2019, Available online 30 May 2019, Version of Record 6 June 2019.

论文官网地址：https://doi.org/10.1016/j.eswa.2019.05.050