Color‐Guided Depth Map Super‐Resolution Using a Dual‐Branch Multi‐Scale Residual Network with Channel Interaction
Chen RJ(陈睿进); Gao W(高伟)
刊名Sensors
2020-03
卷号20期号:6页码:1560
关键词Depth Map Super‐resolution Guidance Residual Network Channel Interaction
ISSN号1424-8220
英文摘要

We designed an end‐to‐end dual‐branch residual network architecture that inputs a low-resolution (LR) depth map and a corresponding high‐resolution (HR) color image separately into the two branches, and outputs an HR depth map through a multi‐scale, channel‐wise feature extraction, interaction, and upsampling. Each branch of this network contains several residual levels at different scales, and each level comprises multiple residual groups composed of several residual blocks. A short‐skip connection in every residual block and a long‐skip connection in each residual group or level allow for low‐frequency information to be bypassed while the main network focuses on learning high‐frequency information. High‐frequency information learned by each residual block in the color image branch is input into the corresponding residual block in the depth map branch, and this kind of channel‐wise feature supplement and fusion can not only help the depth map branch to alleviate blur in details like edges, but also introduce some depth artifacts to feature maps. To avoid the above introduced artifacts, the channel interaction fuses the feature maps using weights referring to the channel attention mechanism. The parallel multi‐scale network architecture with channel interaction for feature guidance is the main contribution of our work and experiments show that our proposed method had a better performance in terms of accuracy compared with other methods.

语种英语
内容类型期刊论文
源URL[http://ir.ia.ac.cn/handle/173211/38536]  
专题自动化研究所_模式识别国家重点实验室_机器人视觉团队
通讯作者Gao W(高伟)
作者单位中国科学院自动化研究所
推荐引用方式
GB/T 7714
Chen RJ,Gao W. Color‐Guided Depth Map Super‐Resolution Using a Dual‐Branch Multi‐Scale Residual Network with Channel Interaction[J]. Sensors,2020,20(6):1560.
APA 陈睿进,&高伟.(2020).Color‐Guided Depth Map Super‐Resolution Using a Dual‐Branch Multi‐Scale Residual Network with Channel Interaction.Sensors,20(6),1560.
MLA 陈睿进,et al."Color‐Guided Depth Map Super‐Resolution Using a Dual‐Branch Multi‐Scale Residual Network with Channel Interaction".Sensors 20.6(2020):1560.
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