Medical image retrieval using bag of meaningful visual words: unsupervised visual vocabulary pruning with PLSA.
Antonio Foncubierta-RodríguezAlba Garcia Seco de HerreraHenning MüllerPublished in: MIIRH@ACM Multimedia (2013)
Keyphrases
- visual vocabulary
- visual words
- bag of words
- bag of visual words
- image classification
- text classification
- action recognition
- image representation
- scene classification
- bag of features
- object categories
- object retrieval
- visual content
- image retrieval
- spatial relationships
- sift descriptors
- n gram
- semi supervised
- co occurrence
- pairwise
- visual features
- feature space
- image features
- latent semantic analysis
- spatial information
- semantic information
- information retrieval systems