How lonely is your grandma? detecting the visits to assisted living elderly from wireless sensor network data

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

Abstract

Existing research on the recognition of Activities of Daily Living (ADL) from simple sensor networks assumes that only a single person is present in the home. In reality, the resident receives visits from family members or professional health care givers. In such cases activity recognition must take into account the presence of multiple persons. Here we investigate the problem of detecting multiple persons in a home environment equipped with a sensor network consisting of 13 binary sensors. We collected data during more than one year in our living labs and used Hidden Markov Model (HMM) for a visitor detection. A cross validation method was used to determine the best set of features from the binary data. Using this set of features the detection rate is approximately 85%.

Original languageEnglish
Title of host publicationUbiComp 2013 Adjunct
Subtitle of host publicationProceedings of the 2013 ACM Conference on Pervasive and Ubiquitous Computing
EditorsFriedemann Mattern
PublisherACM Publishing
Pages1285-1294
Number of pages10
ISBN (Print)978-1-4503-2215-7
DOIs
Publication statusPublished - 2013
Externally publishedYes
EventACM International Joint Conference on Pervasive and Ubiquitous Computing, UbiComp 2013 - Zurich, Switzerland
Duration: 8 Sept 201312 Sept 2013

Workshop

WorkshopACM International Joint Conference on Pervasive and Ubiquitous Computing, UbiComp 2013
Abbreviated titleUbiComp 2013
Country/TerritorySwitzerland
CityZurich
Period8/09/1312/09/13

Keywords

  • Ambient assisted living and health monitoring
  • Hidden markov models
  • Sensor networks for pervasive health care
  • n/a OA procedure

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