Deep Forest-Based Monocular Visual Sign Language Recognition

Sign language recognition (SLR) is a bridge linking the hearing impaired and the general public. Some SLR methods using wearable data gloves are not portable enough to provide daily sign language translation service, while visual SLR is more flexible to work with in most scenes. This paper introduce...

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Main Authors: Qifan Xue, Xuanpeng Li, Dong Wang, Weigong Zhang
Format: Article
Language:English
Published: MDPI AG 2019-05-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/9/9/1945
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author Qifan Xue
Xuanpeng Li
Dong Wang
Weigong Zhang
author_facet Qifan Xue
Xuanpeng Li
Dong Wang
Weigong Zhang
author_sort Qifan Xue
collection DOAJ
description Sign language recognition (SLR) is a bridge linking the hearing impaired and the general public. Some SLR methods using wearable data gloves are not portable enough to provide daily sign language translation service, while visual SLR is more flexible to work with in most scenes. This paper introduces a monocular vision-based approach to SLR. Human skeleton action recognition is proposed to express semantic information, including the representation of signs’ gestures, using the regularization of body joint features and a deep-forest-based semantic classifier with a voting strategy. We test our approach on the public American Sign Language Lexicon Video Dataset (ASLLVD) and a private testing set. It proves to achieve a promising performance and shows a high generalization capability on the testing set.
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spelling doaj.art-52bc2d7e62f34d9c8f4dcb107ea3fe0a2022-12-21T19:05:08ZengMDPI AGApplied Sciences2076-34172019-05-0199194510.3390/app9091945app9091945Deep Forest-Based Monocular Visual Sign Language RecognitionQifan Xue0Xuanpeng Li1Dong Wang2Weigong Zhang3School of Instrument Science and Engineering, Southeast University, Nanjing 210096, ChinaSchool of Instrument Science and Engineering, Southeast University, Nanjing 210096, ChinaSchool of Instrument Science and Engineering, Southeast University, Nanjing 210096, ChinaSchool of Instrument Science and Engineering, Southeast University, Nanjing 210096, ChinaSign language recognition (SLR) is a bridge linking the hearing impaired and the general public. Some SLR methods using wearable data gloves are not portable enough to provide daily sign language translation service, while visual SLR is more flexible to work with in most scenes. This paper introduces a monocular vision-based approach to SLR. Human skeleton action recognition is proposed to express semantic information, including the representation of signs’ gestures, using the regularization of body joint features and a deep-forest-based semantic classifier with a voting strategy. We test our approach on the public American Sign Language Lexicon Video Dataset (ASLLVD) and a private testing set. It proves to achieve a promising performance and shows a high generalization capability on the testing set.https://www.mdpi.com/2076-3417/9/9/1945sign language recognitionmonocular visiondeep forest
spellingShingle Qifan Xue
Xuanpeng Li
Dong Wang
Weigong Zhang
Deep Forest-Based Monocular Visual Sign Language Recognition
Applied Sciences
sign language recognition
monocular vision
deep forest
title Deep Forest-Based Monocular Visual Sign Language Recognition
title_full Deep Forest-Based Monocular Visual Sign Language Recognition
title_fullStr Deep Forest-Based Monocular Visual Sign Language Recognition
title_full_unstemmed Deep Forest-Based Monocular Visual Sign Language Recognition
title_short Deep Forest-Based Monocular Visual Sign Language Recognition
title_sort deep forest based monocular visual sign language recognition
topic sign language recognition
monocular vision
deep forest
url https://www.mdpi.com/2076-3417/9/9/1945
work_keys_str_mv AT qifanxue deepforestbasedmonocularvisualsignlanguagerecognition
AT xuanpengli deepforestbasedmonocularvisualsignlanguagerecognition
AT dongwang deepforestbasedmonocularvisualsignlanguagerecognition
AT weigongzhang deepforestbasedmonocularvisualsignlanguagerecognition