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CNNGRU Model for Handwritten Character Recognition and Evaluating its Performance on the Char74k Dataset

Published: 13 May 2024 Publication History

Abstract

Recently, advancements in artificial intelligence and computer vision have led to the emergence of novel character recognition methods. While humans excel at recognizing characters, objects, and individuals with remarkable precision, machines encounter difficulties, especially in discerning diverse patterns and shapes of characters across various languages. To aid machines in character recognition, researchers have employed a range of techniques, such as scrutinizing input images, pinpointing distinctive features, implementing classification, and training neural networks. This study introduces an innovative hybrid approach to character recognition that surpasses previous methodologies. This hybrid model seamlessly integrates a Convolutional Neural Network (CNN) with a Gated Recurrent Unit (GRU) to enhance both accuracy and processing speed. The GRU takes the place of the fully connected layer in the CNN, dynamically classifying the extracted characteristics from the input image. The model is assessed using the Char74k dataset, achieving a training accuracy of 99.48% and a validation accuracy of 95.21%.

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ICIMMI '23: Proceedings of the 5th International Conference on Information Management & Machine Intelligence
November 2023
1215 pages
Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than the author(s) must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected].

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Published: 13 May 2024

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