Recognition of actions that imply movement by means of a mobile device with a single built-in accelerometer

  • Authors:
  • César Bernardini

  • Affiliations:
  • Universidad Nacional de Córdoba, Facultad de Matemática, Astronomía y Física, Córdoba, Argentina

  • Venue:
  • IBERAMIA'10 Proceedings of the 12th Ibero-American conference on Advances in artificial intelligence
  • Year:
  • 2010

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Abstract

The present document sheds light on a system that recognizes the activities performed by an individual carrying a mobile phone with a built-in accelerometer in the right front pocket of the pants. This accelerometer is used to gather/collect data from certain activities previously established. An analysis of certain learning algorithms is presented as well, containing decision trees, Bayesian method, decision rules, and SVM (Support Vector Machine), all aimed at finding which is better for the recognition of the activities chosen. In addition, certain unsupervised machine learning techniques were used for the analysis of data and actions selected. Results were very favorable, and exhibited a clear distinction of the four (4) types of activities recognized.