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A school violence detection algorithm based on a single MEMS sensor

  • Jifu Shi
  • , Liang Ye*
  • , Hany Ferdinando
  • , Tapio Seppänen
  • , Esko Alasaarela
  • *Corresponding author for this work
  • School of Electronics and Information Engineering, Harbin Institute of Technology
  • University of Oulu
  • Petra Christian University

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

Abstract

School violence has become more and more frequent in today’s school life and caused great harm to the social and educational development in many countries. This paper used a MEMS sensor which is fixed on the waist to collect data and performed feature extraction on the acceleration and gyro data of the sensors. Altogether nine kinds of activities were recorded, including six daily-life kinds and three violence kinds. A filter-based Relief-F feature selection algorithm was used and Radial Basis Function (RBF) neural network classifier was applied on them. The results showed that the algorithm could distinguish physical violence movements from daily-life movements with an accuracy of 90%.

Original languageEnglish
Title of host publicationCommunications, Signal Processing, and Systems - Proceedings of the 2018 CSPS Volume 3
Subtitle of host publicationSystems
EditorsQilian Liang, Xin Liu, Zhenyu Na, Wei Wang, Jiasong Mu, Baoju Zhang
PublisherSpringer Verlag
Pages474-481
Number of pages8
ISBN (Print)9789811365072
DOIs
StatePublished - 2020
Externally publishedYes
EventInternational Conference on Communications, Signal Processing, and Systems, CSPS 2018 - Dalian, China
Duration: 14 Jul 201816 Jul 2018

Publication series

NameLecture Notes in Electrical Engineering
Volume517
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

ConferenceInternational Conference on Communications, Signal Processing, and Systems, CSPS 2018
Country/TerritoryChina
CityDalian
Period14/07/1816/07/18

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 16 - Peace, Justice and Strong Institutions
    SDG 16 Peace, Justice and Strong Institutions

Keywords

  • Activity recognition
  • MEMS accelerometer
  • RBF neural network
  • Relief-F
  • School violence

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