13 May 2023 JAED-Net: joint attention encoder–decoder network for road extraction from remote sensing images
Ranran Qi, Palidan Tuerxun, Yurong Qian, Bochuan Tang, Guangqi Yang, Yaling Wan, Hui Liu
Author Affiliations +
Abstract

In road extraction from remote sensing images, the road environment is complex and blocked by trees, buildings, and other objects, making it impossible to extract practical (continuous and complete) road information. We propose a joint attention encoder–decoder network (JAED-Net) for road extraction from remote sensing images to solve these problems. First, JAED-Net encodes a modified residual network as the backbone for road feature extraction. A joint attention module is added to the encoder to enhance the network’s ability to learn and express road features. Then, strip convolution is added to the decoder, so the network retains more spatial features, such as the width and connectivity of roads during upsampling. Finally, a hybrid weighted loss function is introduced to train the network and ensure stability because of the unbalanced ratio of road and background pixels in remote sensing images. Experimental validation of the proposed network is performed on three publicly available datasets.

© 2023 Society of Photo-Optical Instrumentation Engineers (SPIE)
Ranran Qi, Palidan Tuerxun, Yurong Qian, Bochuan Tang, Guangqi Yang, Yaling Wan, and Hui Liu "JAED-Net: joint attention encoder–decoder network for road extraction from remote sensing images," Journal of Applied Remote Sensing 17(2), 026508 (13 May 2023). https://doi.org/10.1117/1.JRS.17.026508
Received: 7 July 2022; Accepted: 10 April 2023; Published: 13 May 2023
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CITATIONS
Cited by 3 scholarly publications.
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KEYWORDS
Roads

Feature extraction

Convolution

Remote sensing

Education and training

Particle filters

Data modeling

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