Spatial Weighting for Bag-of-Visual-Words and Its Application in Content-Based Image Retrieval.

Xin Chen Xiaohua Hu Xiajiong Shen

Published in: PAKDD (2009)

Keyphrases

bag of visual words
visual words
spatial information
image representation
scene classification
image classification
visual vocabulary
visual content
image descriptors
bag of words

spatial relationships
object retrieval
text retrieval
action recognition
probabilistic latent semantic analysis
multimedia content
object recognition
visual similarity
mid level
spatial data

sift descriptors
scene recognition
image features
image content
visual features
scale invariant feature transform
spatial relations
metadata
computer vision

multimedia
similarity measure
multiscale
keypoints
image retrieval
biologically inspired
low level features
multimedia data
co occurrence