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City-level geolocation of tweets for real-time visual analytics

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Abstract

Real-time tweets can provide useful information on evolving events and situations. Geotagged tweets are especially useful, as they indicate the location of origin and provide geographic context. However, only a small portion of tweets are geotagged, limiting their use for situational awareness. In this paper, we adapt, improve, and evaluate a state-of-the-art deep learning model for city-level geolocation prediction, and integrate it with a visual analytics system tailored for real-time situational awareness. We provide computational evaluations to demonstrate the superiority and utility of our geolocation prediction model within an interactive system.

Original languageEnglish (US)
Title of host publicationProceedings of the 3rd ACM SIGSPATIAL International Workshop on AI for Geographic Knowledge Discovery, GeoAI 2019
EditorsSong Gao, Shawn Newsam, Liang Zhao, Dalton Lunga, Yingjie Hu, Bruno Martins, Xun Zhou, Feng Chen
PublisherAssociation for Computing Machinery
Pages85-88
Number of pages4
ISBN (Electronic)9781450369572
DOIs
StatePublished - Nov 5 2019
Externally publishedYes
Event3rd ACM SIGSPATIAL International Workshop on AI for Geographic Knowledge Discovery, GeoAI 2019 - Chicago, United States
Duration: Nov 5 2019 → …

Publication series

NameProceedings of the 3rd ACM SIGSPATIAL International Workshop on AI for Geographic Knowledge Discovery, GeoAI 2019

Conference

Conference3rd ACM SIGSPATIAL International Workshop on AI for Geographic Knowledge Discovery, GeoAI 2019
Country/TerritoryUnited States
CityChicago
Period11/5/19 → …

Keywords

  • Deep learning
  • Geolocation prediction
  • Twitter

ASJC Scopus subject areas

  • Computer Graphics and Computer-Aided Design
  • Computer Vision and Pattern Recognition

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