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西夏文字的多层掩码识别方法

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针对现有方法对模糊、残缺西夏文字识别能力较差的问题,提出西夏文字识别模型MMS-FTR。首先,提出多层掩码学习策略,分层次提取字符关键特征,帮助模型更有效地理解西夏文字内部结构,提高对复杂西夏文字的特征描述能力。其次,设计多尺度特征融合模块,以提取更丰富的多尺度特征。然后,提出通道自适应注意力模块,更好地选择和关注特定通道的信息,并设计掩码注意力模块改善模型感知能力。最后,设计特征增强模块,对网络进行多层次特征优化,并进行深层次特征增强。MMSFTR通过4个模块的协同作业,使得模型达到了预期效果。实验结果显示:MMSFTR在TCD-E数据集上达到99。40%的识别准确率,有效提升了对模糊、残缺西夏文字的识别效果。
A multi-layer mask recognition method for Tangut characters
Aiming at the problem of poor recognition ability of existing methods for fuzzy and mutila-ted Tangut characters,a Tangut character recognition model MMSFTR is proposed.Firstly,a multi-layer mask learning strategy is introduced to extract key character features in a hierarchical manner,as-sisting the model in understanding the internal structure of the Tangut characters more efficiently,and improving its ability to describe complex features of Tangut characters.Secondly,a multi-scale feature fusion module is designed to extract richer multi-scale features.Then,a channel adaptive attention mod-ule is proposed to better select and focus on information from specific channels.A mask attention mod-ule is also designed to improve the model's perception capabilities.Finally,a feature enhancement mod-ule is designed to optimize multi-level features of the network and enhance deep-level features.Through the collaborative work of these 4 modules,MMSFTR achieves the desired results.Experimental results show that MMSFTR achieves a recognition accuracy of 99.40%on the TCD-E dataset,effectively en-hancing the recognition effect of fuzzy and mutilated Tangut characters.

Tangut character recognitionmulti-scale feature fusionmask learninginverse residual block

马金林、闫琦、马自萍

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北方民族大学计算机科学与工程学院,宁夏银川 750021

图像图形智能信息处理国家民委重点实验室,宁夏银川 750021

北方民族大学数学与信息科学学院,宁夏银川 750021

西夏文字识别 多尺度特征融合 掩码学习 逆残差块

2024

计算机工程与科学
国防科学技术大学计算机学院

计算机工程与科学

CSTPCD北大核心
影响因子:0.787
ISSN:1007-130X
年,卷(期):2024.46(12)