Graph-based topic models for trajectory clustering in crowd videos.

Manal Al Ghamdi Yoshihiko Gotoh

Published in: Mach. Vis. Appl. (2020)

Keyphrases

topic models
topic discovery
topic modeling
latent dirichlet allocation
probabilistic latent semantic analysis
latent topics
clustering method
crowd sourced

clustering algorithm
text mining
latent topic models
text documents
probabilistic model
latent variables
co occurrence
gibbs sampling

data points
k means
relevance model
generative model
hierarchical bayesian model
social networks
text corpora
bayesian networks

object recognition
probabilistic topic models
email
data analysis
knowledge representation
spectral clustering
semi supervised