Fine-grained multi-focus image fusion based on edge features

Autor: Bin Tian, Lichun Yang, Jianwu Dang
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Scientific Reports, Vol 13, Iss 1, Pp 1-11 (2023)
Druh dokumentu: article
ISSN: 2045-2322
DOI: 10.1038/s41598-023-29584-y
Popis: Abstract Multi-focus image fusion is a process of fusing multiple images of different focus areas into a total focus image, which has important application value. In view of the defects of the current fusion method in the detail information retention effect of the original image, a fusion architecture based on two stages is designed. In the training phase, combined with the polarized self-attention module and the DenseNet network structure, an encoder-decoder structure network is designed for image reconstruction tasks to enhance the original information retention ability of the model. In the fusion stage, combined with the encoded feature map, a fusion strategy based on edge feature map is designed for image fusion tasks to enhance the attention ability of detail information in the fusion process. Compared with 9 classical fusion algorithms, the proposed algorithm has achieved advanced fusion performance in both subjective and objective evaluations, and the fused image has better information retention effect on the original image.
Databáze: Directory of Open Access Journals
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