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A Two-Stream CNN Framework for American Sign Language Recognition Based on Multimodal Data Fusion

  • Qing Gao
  • , Uchenna Emeoha Ogenyi
  • , Jinguo Liu*
  • , Zhaojie Ju
  • , Honghai Liu
  • *Corresponding author for this work
  • CAS - Shenyang Institute of Automation
  • Chinese Academy of Sciences
  • University of Chinese Academy of Sciences
  • University of Portsmouth

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

At present, vision-based hand gesture recognition is very important in human-robot interaction (HRI). This non-contact method enables natural and friendly interaction between people and robots. Aiming at this technology, a two-stream CNN framework (2S-CNN) is proposed to recognize the American sign language (ASL) hand gestures based on multimodal (RGB and depth) data fusion. Firstly, the hand gesture data is enhanced to remove the influence of background and noise. Secondly, hand gesture RGB and depth features are extracted for hand gesture recognition using CNNs on two streams, respectively. Finally, a fusion layer is designed for fusing the recognition results of the two streams. This method utilizes multimodal data to increase the recognition accuracy of the ASL hand gestures. The experiments prove that the recognition accuracy of 2S-CNN can reach 92.08 $$\%$$ on ASL fingerspelling database and is higher than that of baseline methods.

Original languageEnglish
Title of host publicationAdvances in Computational Intelligence Systems - Contributions Presented at the 19th UK Workshop on Computational Intelligence, 2019
EditorsZhaojie Ju, Dalin Zhou, Alexander Gegov, Longzhi Yang, Chenguang Yang
PublisherSpringer Verlag
Pages107-118
Number of pages12
ISBN (Print)9783030299323
DOIs
StatePublished - 2020
Externally publishedYes
Event19th Annual UK Workshop on Computational Intelligence, UKCI 2019 - Portsmouth, United Kingdom
Duration: 4 Sep 20196 Sep 2019

Publication series

NameAdvances in Intelligent Systems and Computing
Volume1043
ISSN (Print)2194-5357
ISSN (Electronic)2194-5365

Conference

Conference19th Annual UK Workshop on Computational Intelligence, UKCI 2019
Country/TerritoryUnited Kingdom
CityPortsmouth
Period4/09/196/09/19

Keywords

  • CNN
  • Hand gesture recognition
  • Multimodal data fusion

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