PCAH: A PCA-Based Hierarchical Clustering Method for Visual Words Construction.
Ying HeJian WangXue-xia ZhongLin MeiZhi-zong WuPublished in: CCGRID (2015)
Keyphrases
- clustering method
- visual words
- hierarchical clustering
- bag of words
- image classification
- bag of visual words
- visual phrases
- visual vocabulary
- spatial information
- image representation
- visual content
- clustering algorithm
- scene classification
- cluster analysis
- co occurrence
- object categories
- image features
- keypoints
- image retrieval
- bag of features
- affinity propagation
- spatial relationships
- gaussian mixture model
- similarity measure
- object retrieval
- clustering result
- pairwise
- principal component analysis
- spectral clustering
- dissimilarity measure
- bag of words models
- spatial relations
- text classification
- k means
- action recognition
- feature space
- soft assignment
- data mining
- text retrieval
- text documents
- model selection
- high dimensional
- association rules
- hierarchical clustering algorithm
- multiscale
- machine learning