Keyphrases
- k means
- clustering algorithm
- cluster analysis
- spectral clustering
- self organizing maps
- hierarchical clustering
- data clustering
- three dimensional
- fuzzy c means
- clustering method
- rough k means
- initial cluster centers
- document clustering
- expectation maximization
- spherical harmonics
- unsupervised clustering
- panoramic images
- unit sphere
- image processing
- machine learning