Detection of Schools in Remote Sensing Images Based on Attention-Guided Dense Network

The detection of primary and secondary schools (PSSs) is a meaningful task for composite object detection in remote sensing images (RSIs). As a typical composite object in RSIs, PSSs have diverse appearances with complex backgrounds, which makes it difficult to effectively extract their features usi...

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Autores principales: Han Fu, Xiangtao Fan, Zhenzhen Yan, Xiaoping Du
Formato: article
Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/6ba730b1215f494da6a1fccc7d169df6
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spelling oai:doaj.org-article:6ba730b1215f494da6a1fccc7d169df62021-11-25T17:52:50ZDetection of Schools in Remote Sensing Images Based on Attention-Guided Dense Network10.3390/ijgi101107362220-9964https://doaj.org/article/6ba730b1215f494da6a1fccc7d169df62021-10-01T00:00:00Zhttps://www.mdpi.com/2220-9964/10/11/736https://doaj.org/toc/2220-9964The detection of primary and secondary schools (PSSs) is a meaningful task for composite object detection in remote sensing images (RSIs). As a typical composite object in RSIs, PSSs have diverse appearances with complex backgrounds, which makes it difficult to effectively extract their features using the existing deep-learning-based object detection algorithms. Aiming at the challenges of PSSs detection, we propose an end-to-end framework called the attention-guided dense network (ADNet), which can effectively improve the detection accuracy of PSSs. First, a dual attention module (DAM) is designed to enhance the ability in representing complex characteristics and alleviate distractions in the background. Second, a dense feature fusion module (DFFM) is built to promote attention cues flow into low layers, which guides the generation of hierarchical feature representation. Experimental results demonstrate that our proposed method outperforms the state-of-the-art methods and achieves 79.86% average precision. The study proves the effectiveness of our proposed method on PSSs detection.Han FuXiangtao FanZhenzhen YanXiaoping DuMDPI AGarticleprimary and secondary schools detectionremote sensing imagesattention mechanismFPNGeography (General)G1-922ENISPRS International Journal of Geo-Information, Vol 10, Iss 736, p 736 (2021)
institution DOAJ
collection DOAJ
language EN
topic primary and secondary schools detection
remote sensing images
attention mechanism
FPN
Geography (General)
G1-922
spellingShingle primary and secondary schools detection
remote sensing images
attention mechanism
FPN
Geography (General)
G1-922
Han Fu
Xiangtao Fan
Zhenzhen Yan
Xiaoping Du
Detection of Schools in Remote Sensing Images Based on Attention-Guided Dense Network
description The detection of primary and secondary schools (PSSs) is a meaningful task for composite object detection in remote sensing images (RSIs). As a typical composite object in RSIs, PSSs have diverse appearances with complex backgrounds, which makes it difficult to effectively extract their features using the existing deep-learning-based object detection algorithms. Aiming at the challenges of PSSs detection, we propose an end-to-end framework called the attention-guided dense network (ADNet), which can effectively improve the detection accuracy of PSSs. First, a dual attention module (DAM) is designed to enhance the ability in representing complex characteristics and alleviate distractions in the background. Second, a dense feature fusion module (DFFM) is built to promote attention cues flow into low layers, which guides the generation of hierarchical feature representation. Experimental results demonstrate that our proposed method outperforms the state-of-the-art methods and achieves 79.86% average precision. The study proves the effectiveness of our proposed method on PSSs detection.
format article
author Han Fu
Xiangtao Fan
Zhenzhen Yan
Xiaoping Du
author_facet Han Fu
Xiangtao Fan
Zhenzhen Yan
Xiaoping Du
author_sort Han Fu
title Detection of Schools in Remote Sensing Images Based on Attention-Guided Dense Network
title_short Detection of Schools in Remote Sensing Images Based on Attention-Guided Dense Network
title_full Detection of Schools in Remote Sensing Images Based on Attention-Guided Dense Network
title_fullStr Detection of Schools in Remote Sensing Images Based on Attention-Guided Dense Network
title_full_unstemmed Detection of Schools in Remote Sensing Images Based on Attention-Guided Dense Network
title_sort detection of schools in remote sensing images based on attention-guided dense network
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/6ba730b1215f494da6a1fccc7d169df6
work_keys_str_mv AT hanfu detectionofschoolsinremotesensingimagesbasedonattentionguideddensenetwork
AT xiangtaofan detectionofschoolsinremotesensingimagesbasedonattentionguideddensenetwork
AT zhenzhenyan detectionofschoolsinremotesensingimagesbasedonattentionguideddensenetwork
AT xiaopingdu detectionofschoolsinremotesensingimagesbasedonattentionguideddensenetwork
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