丁斋生, 周冬明, 聂仁灿, 侯瑞超, 刘栋, 刘琰煜. 基于视觉显著性与残差网络的红外-可见光图像融合方法[J]. 云南大学学报(自然科学版), 2019, 41(6): 1108-1117. doi: 10.7540/j.ynu.20180692
引用本文: 丁斋生, 周冬明, 聂仁灿, 侯瑞超, 刘栋, 刘琰煜. 基于视觉显著性与残差网络的红外-可见光图像融合方法[J]. 云南大学学报(自然科学版), 2019, 41(6): 1108-1117. doi: 10.7540/j.ynu.20180692
DING Zhai-sheng, ZHOU Dong-ming, NIE Ren-can, HOU Rui-chao, LIU Dong, LIU Yan-yu. Infrared and visible image fusion using residual network and visual saliency detection[J]. Journal of Yunnan University: Natural Sciences Edition, 2019, 41(6): 1108-1117. DOI: 10.7540/j.ynu.20180692
Citation: DING Zhai-sheng, ZHOU Dong-ming, NIE Ren-can, HOU Rui-chao, LIU Dong, LIU Yan-yu. Infrared and visible image fusion using residual network and visual saliency detection[J]. Journal of Yunnan University: Natural Sciences Edition, 2019, 41(6): 1108-1117. DOI: 10.7540/j.ynu.20180692

基于视觉显著性与残差网络的红外-可见光图像融合方法

Infrared and visible image fusion using residual network and visual saliency detection

  • 摘要: 深度学习用于红外-可见光图像融合,若只提取深度特征而不进行特征处理,会导致在某些方面融合性能下降. 针对这一问题,提出一种基于深度特征和零相位分量分析的融合框架. 首先,将源图像分解成低频部分和高频部分;然后,利用显著性检测将低频子带部分融合. 其次,使用残差网络提取高频子带的深度特征,通过零相位成分分析法和l1正则化对深度特征进行归一化处理,得到初始权重值,而最终权重值是与初始权重值相关联的Softmax得到的,利用最终权重值融合高频子带. 最后,采用加权平均法重构融合后的图像. 实验结果表明,与现有的融合方法相比,该算法在客观评价和视觉质量方面都取得了较好的效果.

     

    Abstract: Deep learning is used for infrared and visible image fusion. If only deep features are extracted without feature processing, the fusion performance will be degraded in some aspects. Aiming at this problem, a fusion framework based on deep features and Zero-phase Component Analysis (ZCA) is presented. Firstly, the source images are decomposed into the low-frequency and high-frequency parts, and then the low-frequency sub-band parts were fused using the saliency detection. Secondly, for the high-frequency sub-band parts, the deep features are extracted using the residual network (ResNet), and then the deep features are normalized through the ZCA and l1-norm regularization, the initial weight maps are obtained, and that the final weight maps are obtained by employing a Softmax operation in association with the initial weight maps. Finally, the fused image is reconstructed using a weighted-averaging strategy. Compared with the existing fusion methods, experimental results demonstrate that the proposed algorithm achieves better performance in both objective assessment and visual quality.

     

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