An Evaluation of Different Input Transformation for the Classification of Skateboarding Tricks by Means of Transfer Learning

Muhamad Amirul Abdullah, Muhammad Ar Rahim Ibrahim, Muhammad Nur Aiman Shapiee, Mohd Azraai Mohd Razman, Rabiu Muazu Musa, Noor Azuan Abu Osman, Muhammad Aizzat Zakaria, Anwar P. P. Abdul Majeed*

*Corresponding author for this work

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

Abstract

This study aims to investigate the effect of different input images, namely raw data (RAW) and Continuous Wavelet Transform (CWT) towards the discriminating of street skateboarding tricks, i.e., Ollie, Kickflip, Shove-it, Nollie and Frontside 180 through a variety of transfer learning with optimised k-Nearest Neighbors (kNN) pipelines. Six amateur skateboarders participated in the study, executed the aforesaid tricks five times per trick on an instrumented skateboard where six time-domain signals were extracted prior it was transformed to RAW and CWT. It was shown from the study that the CWT-InceptionV3-optimised kNN pipeline could attain an average test and validation accuracy of 90%.

Original languageEnglish
Title of host publicationInnovation and Technology in Sports - Proceedings of the International Conference on Innovation and Technology in Sports, ICITS 2022, Malaysia
EditorsSyed Faris Syed Omar, Mohd Hasnun Hassan, Alexander Casson, Alan Godfrey, Anwar P. P. Abdul Majeed
PublisherSpringer Science and Business Media Deutschland GmbH
Pages269-275
Number of pages7
ISBN (Print)9789819902965
DOIs
Publication statusPublished - 2023
Externally publishedYes
Event1st International Conference on Innovation and Technology in Sports, ICITS 2022 - Kuala Lumpur, Malaysia
Duration: 14 Nov 202215 Nov 2022

Publication series

NameLecture Notes in Bioengineering
ISSN (Print)2195-271X
ISSN (Electronic)2195-2728

Conference

Conference1st International Conference on Innovation and Technology in Sports, ICITS 2022
Country/TerritoryMalaysia
CityKuala Lumpur
Period14/11/2215/11/22

Keywords

  • Classification
  • Machine learning
  • Skateboarding
  • Transfer learning
  • k-Nearest Neighbor

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