MetroEye: Towards fine-grained passenger tracking underground

Weixi Gu, Costas J. Spanos, Ming Jin, Lin Zhang, Zimu Zhou

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

4 Citations (Scopus)

Abstract

Subway has become the first choice of traveling for people in metropolis due to its efficiency and convenience. Yet passengers have to rely on subway broadcasts to know their locations because popular localization services (e.g. GPS and wireless localization technologies) are often unavailable underground. To this end, we propose MetroEye, a finegrained passenger tracking service underground. MetroEye leverages smartphone sensors to record ambient contextual features, and infers the state of passengers (including stop, running, and interchange) during a metro trip using a Conditional Random Field (CRF) model. MetroEye further provides arrival alarm services based on individual passenger state, and aggregates crowdsourced interchange durations to guide passengers for intelligent metro trip planning. Experimental results within 6 months across over 14 subway trains in 3 major cities demonstrate that MetroEye outperforms the state-of-The-Art. © 2016 ACM.
Original languageEnglish
Title of host publicationUbiComp 2016 Adjunct - Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing
PublisherAssociation for Computing Machinery
Pages77-80
ISBN (Print)9781450344623
DOIs
Publication statusPublished - 12 Sept 2016
Externally publishedYes
Event2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp 2016) - Heidelberg, Germany
Duration: 12 Sept 201616 Sept 2016
https://www.ubicomp.org/ubicomp2016/

Publication series

NameUbiComp 2016 Adjunct - Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing

Conference

Conference2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp 2016)
Abbreviated titleUbiComp '16
PlaceGermany
CityHeidelberg
Period12/09/1616/09/16
Internet address

Bibliographical note

Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].

Research Keywords

  • Context sensing
  • Crowdsourcing
  • Smartphone
  • Trip guide

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