Graph convolutional network‐based image matting algorithm for computer vision applications

Abstract Image matting plays a vital role in a variety of computer vision tasks including video editing and image fusion. Previously presented image matting algorithms might fail in producing favorable results since most of them concentrate on the similarity between the neighboring pixels while negl...

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Main Authors: Li Dong, Zheng Liang, Yue Wang
Format: Article
Language:English
Published: Wiley 2022-08-01
Series:IET Image Processing
Online Access:https://doi.org/10.1049/ipr2.12528
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author Li Dong
Zheng Liang
Yue Wang
author_facet Li Dong
Zheng Liang
Yue Wang
author_sort Li Dong
collection DOAJ
description Abstract Image matting plays a vital role in a variety of computer vision tasks including video editing and image fusion. Previously presented image matting algorithms might fail in producing favorable results since most of them concentrate on the similarity between the neighboring pixels while neglecting the corresponding spatial relationship. To address this issue, an end‐to‐end image matting framework through leveraging deep learning mechanism and graph theory is proposed. The proposed pipeline is a concatenation of one deep feature extraction component and a Graph Convolutional Network (GCN). The former part takes an image and its corresponding trimap as inputs and can generate the pixel‐wise features, which are then exploited as the input of the GCN locating at the latter part of the proposed framework. The GCN would refine the features for every pixel and predict the alpha matte outcome of the image. The approach outperforms a group of state‐of‐the‐art matting techniques as shown by the theoretical analysis and experimental results in terms of both accuracy and visual effects.
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spelling doaj.art-3098cb595dd141f8add4bd4197503d3b2022-12-22T02:30:01ZengWileyIET Image Processing1751-96591751-96672022-08-0116102817282510.1049/ipr2.12528Graph convolutional network‐based image matting algorithm for computer vision applicationsLi Dong0Zheng Liang1Yue Wang2Department of Social Sciences Shandong Medical College Jinan Shandong Province ChinaDepartment of Social Sciences Shandong Medical College Jinan Shandong Province ChinaDepartment of Social Sciences Shandong Medical College Jinan Shandong Province ChinaAbstract Image matting plays a vital role in a variety of computer vision tasks including video editing and image fusion. Previously presented image matting algorithms might fail in producing favorable results since most of them concentrate on the similarity between the neighboring pixels while neglecting the corresponding spatial relationship. To address this issue, an end‐to‐end image matting framework through leveraging deep learning mechanism and graph theory is proposed. The proposed pipeline is a concatenation of one deep feature extraction component and a Graph Convolutional Network (GCN). The former part takes an image and its corresponding trimap as inputs and can generate the pixel‐wise features, which are then exploited as the input of the GCN locating at the latter part of the proposed framework. The GCN would refine the features for every pixel and predict the alpha matte outcome of the image. The approach outperforms a group of state‐of‐the‐art matting techniques as shown by the theoretical analysis and experimental results in terms of both accuracy and visual effects.https://doi.org/10.1049/ipr2.12528
spellingShingle Li Dong
Zheng Liang
Yue Wang
Graph convolutional network‐based image matting algorithm for computer vision applications
IET Image Processing
title Graph convolutional network‐based image matting algorithm for computer vision applications
title_full Graph convolutional network‐based image matting algorithm for computer vision applications
title_fullStr Graph convolutional network‐based image matting algorithm for computer vision applications
title_full_unstemmed Graph convolutional network‐based image matting algorithm for computer vision applications
title_short Graph convolutional network‐based image matting algorithm for computer vision applications
title_sort graph convolutional network based image matting algorithm for computer vision applications
url https://doi.org/10.1049/ipr2.12528
work_keys_str_mv AT lidong graphconvolutionalnetworkbasedimagemattingalgorithmforcomputervisionapplications
AT zhengliang graphconvolutionalnetworkbasedimagemattingalgorithmforcomputervisionapplications
AT yuewang graphconvolutionalnetworkbasedimagemattingalgorithmforcomputervisionapplications