ADSSD: Improved Single-Shot Detector with Attention Mechanism and Dilated Convolution

The detection of small objects is easily affected by background information, and a lack of context information makes detection difficult. Therefore, small object detection has become an extremely challenging task. Based on the above problems, we proposed a Single-Shot MultiBox Detector with an atten...

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Main Authors: Jian Ni, Rui Wang, Jing Tang
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/13/6/4038
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author Jian Ni
Rui Wang
Jing Tang
author_facet Jian Ni
Rui Wang
Jing Tang
author_sort Jian Ni
collection DOAJ
description The detection of small objects is easily affected by background information, and a lack of context information makes detection difficult. Therefore, small object detection has become an extremely challenging task. Based on the above problems, we proposed a Single-Shot MultiBox Detector with an attention mechanism and dilated convolution (ADSSD). In the attention module, we strengthened the connection between information in space and channels while using cross-layer connections to accelerate training. In the multi-branch dilated convolution module, we combined three expansion convolutions with different dilated ratios to obtain multi-scale context information and used hierarchical feature fusion to reduce the gridding effect. The results show that on PASCAL VOC2007 and VOC2012 datasets, our 300 × 300 input ADSSD model reaches 78.4% mAP and 76.1% mAP. The results outperform those of SSD and other advanced detectors; the effect of some small object detection is significantly improved. Moreover, the performance of the ADSSD in object detection affected by factors such as dense occlusion is better than that of the traditional SSD.
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spelling doaj.art-07eda3d3d82e405bad35e2e5675afb602023-11-17T09:30:34ZengMDPI AGApplied Sciences2076-34172023-03-01136403810.3390/app13064038ADSSD: Improved Single-Shot Detector with Attention Mechanism and Dilated ConvolutionJian Ni0Rui Wang1Jing Tang2School of Information and Electrical Engineering, Hebei University of Engineering, Handan 056038, ChinaSchool of Information and Electrical Engineering, Hebei University of Engineering, Handan 056038, ChinaSchool of Information and Electrical Engineering, Hebei University of Engineering, Handan 056038, ChinaThe detection of small objects is easily affected by background information, and a lack of context information makes detection difficult. Therefore, small object detection has become an extremely challenging task. Based on the above problems, we proposed a Single-Shot MultiBox Detector with an attention mechanism and dilated convolution (ADSSD). In the attention module, we strengthened the connection between information in space and channels while using cross-layer connections to accelerate training. In the multi-branch dilated convolution module, we combined three expansion convolutions with different dilated ratios to obtain multi-scale context information and used hierarchical feature fusion to reduce the gridding effect. The results show that on PASCAL VOC2007 and VOC2012 datasets, our 300 × 300 input ADSSD model reaches 78.4% mAP and 76.1% mAP. The results outperform those of SSD and other advanced detectors; the effect of some small object detection is significantly improved. Moreover, the performance of the ADSSD in object detection affected by factors such as dense occlusion is better than that of the traditional SSD.https://www.mdpi.com/2076-3417/13/6/4038SSDsmall object detectionattention mechanismmulti-branch dilated convolution
spellingShingle Jian Ni
Rui Wang
Jing Tang
ADSSD: Improved Single-Shot Detector with Attention Mechanism and Dilated Convolution
Applied Sciences
SSD
small object detection
attention mechanism
multi-branch dilated convolution
title ADSSD: Improved Single-Shot Detector with Attention Mechanism and Dilated Convolution
title_full ADSSD: Improved Single-Shot Detector with Attention Mechanism and Dilated Convolution
title_fullStr ADSSD: Improved Single-Shot Detector with Attention Mechanism and Dilated Convolution
title_full_unstemmed ADSSD: Improved Single-Shot Detector with Attention Mechanism and Dilated Convolution
title_short ADSSD: Improved Single-Shot Detector with Attention Mechanism and Dilated Convolution
title_sort adssd improved single shot detector with attention mechanism and dilated convolution
topic SSD
small object detection
attention mechanism
multi-branch dilated convolution
url https://www.mdpi.com/2076-3417/13/6/4038
work_keys_str_mv AT jianni adssdimprovedsingleshotdetectorwithattentionmechanismanddilatedconvolution
AT ruiwang adssdimprovedsingleshotdetectorwithattentionmechanismanddilatedconvolution
AT jingtang adssdimprovedsingleshotdetectorwithattentionmechanismanddilatedconvolution