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A new weighted indoor positioning algorithm based on the physical distance and clustering

  • School of Electronics and Information Engineering, Harbin Institute of Technology

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

Abstract

The weighted K-nearest neighbor (WKNN) algorithm is one of the most frequently used algorithms for indoor positioning. However, the traditional WKNN algorithm select the k points only based on their received signal strength (RSS), and the algorithm weights the reference points' coordinates by the RSS, which is not accurate enough because of the exponential relationship between RSS and physical distance. Therefore, in order to improve the positioning accuracy of the traditional location algorithm, this paper proposes a new algorithm based on clustering and the physical distance of the RSS. Experiments were conducted in an office building and results demonstrate that the proposed algorithm is better than a series of indoor positioning algorithm. This proposed algorithm is based on the WKNN algorithm and the Kmeans algorithm.

Original languageEnglish
Title of host publication2019 15th International Wireless Communications and Mobile Computing Conference, IWCMC 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages237-242
Number of pages6
ISBN (Electronic)9781538677476
DOIs
StatePublished - Jun 2019
Externally publishedYes
Event15th IEEE International Wireless Communications and Mobile Computing Conference, IWCMC 2019 - Tangier, Morocco
Duration: 24 Jun 201928 Jun 2019

Publication series

Name2019 15th International Wireless Communications and Mobile Computing Conference, IWCMC 2019

Conference

Conference15th IEEE International Wireless Communications and Mobile Computing Conference, IWCMC 2019
Country/TerritoryMorocco
CityTangier
Period24/06/1928/06/19

Keywords

  • Clustering
  • Indoor localization
  • Manhattan distance
  • Physical distance
  • Wireless sensors network

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