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Toward Characterizing Cities with Social Media Images Using Activity Recognition, Topic Modeling and Visualization.
Daniela Opitz
Eduardo Graells-Garrido
Ignacio Pérez-Messina
Published in:
WWW (Companion Volume) (2020)
Keyphrases
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activity recognition
topic modeling
social media
human activity recognition
human activities
topic models
image retrieval
latent dirichlet allocation
image features
action recognition
object recognition
data analysis
image classification
accelerometer data
decision trees
smart home
feature extraction