Real-Time Hand Gesture Recognition Using Fine-Tuned Convolutional Neural Network

Hand gesture recognition is one of the most effective modes of interaction between humans and computers due to being highly flexible and user-friendly. A real-time hand gesture recognition system should aim to develop a user-independent interface with high recognition performance. Nowadays, convolut...

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Main Authors: Jaya Prakash Sahoo, Allam Jaya Prakash, Paweł Pławiak, Saunak Samantray
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/22/3/706
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author Jaya Prakash Sahoo
Allam Jaya Prakash
Paweł Pławiak
Saunak Samantray
author_facet Jaya Prakash Sahoo
Allam Jaya Prakash
Paweł Pławiak
Saunak Samantray
author_sort Jaya Prakash Sahoo
collection DOAJ
description Hand gesture recognition is one of the most effective modes of interaction between humans and computers due to being highly flexible and user-friendly. A real-time hand gesture recognition system should aim to develop a user-independent interface with high recognition performance. Nowadays, convolutional neural networks (CNNs) show high recognition rates in image classification problems. Due to the unavailability of large labeled image samples in static hand gesture images, it is a challenging task to train deep CNN networks such as AlexNet, VGG-16 and ResNet from scratch. Therefore, inspired by CNN performance, an end-to-end fine-tuning method of a pre-trained CNN model with score-level fusion technique is proposed here to recognize hand gestures in a dataset with a low number of gesture images. The effectiveness of the proposed technique is evaluated using leave-one-subject-out cross-validation (LOO CV) and regular CV tests on two benchmark datasets. A real-time American sign language (ASL) recognition system is developed and tested using the proposed technique.
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spelling doaj.art-e93df47cf8fa46018f5fe4dd2f06f05b2023-11-23T17:43:57ZengMDPI AGSensors1424-82202022-01-0122370610.3390/s22030706Real-Time Hand Gesture Recognition Using Fine-Tuned Convolutional Neural NetworkJaya Prakash Sahoo0Allam Jaya Prakash1Paweł Pławiak2Saunak Samantray3Department of Electronics and Communication Engineering, National Institute of Technology, Rourkela 769008, Odisha, IndiaDepartment of Electronics and Communication Engineering, National Institute of Technology, Rourkela 769008, Odisha, IndiaDepartment of Computer Science, Faculty of Computer Science and Telecommunications, Cracow University of Technology, Warszawska 24, 31-155 Krakow, PolandDepartment of Electronics and Tele Communication Engineering, IIIT Bhubaneswar, Bhubaneswar 751003, Odisha, IndiaHand gesture recognition is one of the most effective modes of interaction between humans and computers due to being highly flexible and user-friendly. A real-time hand gesture recognition system should aim to develop a user-independent interface with high recognition performance. Nowadays, convolutional neural networks (CNNs) show high recognition rates in image classification problems. Due to the unavailability of large labeled image samples in static hand gesture images, it is a challenging task to train deep CNN networks such as AlexNet, VGG-16 and ResNet from scratch. Therefore, inspired by CNN performance, an end-to-end fine-tuning method of a pre-trained CNN model with score-level fusion technique is proposed here to recognize hand gestures in a dataset with a low number of gesture images. The effectiveness of the proposed technique is evaluated using leave-one-subject-out cross-validation (LOO CV) and regular CV tests on two benchmark datasets. A real-time American sign language (ASL) recognition system is developed and tested using the proposed technique.https://www.mdpi.com/1424-8220/22/3/706ASLfine-tunninghand gesture recognitionpre-trained CNNreal-time gesture recognitionscore fusion
spellingShingle Jaya Prakash Sahoo
Allam Jaya Prakash
Paweł Pławiak
Saunak Samantray
Real-Time Hand Gesture Recognition Using Fine-Tuned Convolutional Neural Network
Sensors
ASL
fine-tunning
hand gesture recognition
pre-trained CNN
real-time gesture recognition
score fusion
title Real-Time Hand Gesture Recognition Using Fine-Tuned Convolutional Neural Network
title_full Real-Time Hand Gesture Recognition Using Fine-Tuned Convolutional Neural Network
title_fullStr Real-Time Hand Gesture Recognition Using Fine-Tuned Convolutional Neural Network
title_full_unstemmed Real-Time Hand Gesture Recognition Using Fine-Tuned Convolutional Neural Network
title_short Real-Time Hand Gesture Recognition Using Fine-Tuned Convolutional Neural Network
title_sort real time hand gesture recognition using fine tuned convolutional neural network
topic ASL
fine-tunning
hand gesture recognition
pre-trained CNN
real-time gesture recognition
score fusion
url https://www.mdpi.com/1424-8220/22/3/706
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