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Automatic visual dictionary generation through Optimum-Path Forest clustering.
Luis Claudio Sugi Afonso
João Paulo Papa
Luciene P. Papa
Aparecido Nilceu Marana
Anderson Rocha
Published in:
ICIP (2012)
Keyphrases
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optimum path forest
visual dictionary
clustering algorithm
image classification
clustering method
k means
object recognition
visual words
nearest neighbor classifier
training data
data points
high dimensional data
region based image retrieval