Semantic-aware Query Processing for Activity Trajectories

Abstract

Nowadays, users of social networks like tweets and weibo have generated massive geo-tagged records, and these records reveal their activities in the physical world together with spatio-temporal dynamics. Existing trajectory data management studies mainly focus on analyzing the spatio-temporal properties of trajectories, while leaving the understanding of… (More)
DOI: 10.1145/3018661.3018678

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