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Summarization of human activity videos via low-rank approximation.
Ioannis Mademlis
Anastasios Tefas
Nikos Nikolaidis
Ioannis Pitas
Published in:
ICASSP (2017)
Keyphrases
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k means
human activities
low rank approximation
spectral clustering
activity recognition
singular value decomposition
human computer interaction
human actions
low rank
sensor data
action recognition
subspace learning
adjacency matrix
nonnegative matrix factorization
information retrieval
data dependent
computer vision
text categorization
iterative algorithms
reconstruction error
kernel matrix
latent semantic indexing
active learning
dimensionality reduction
high dimensional data