Face clustering in videos based on spectral clustering techniques.
Christina ChrysouliNicholas VretosIoannis PitasPublished in: ACPR (2011)
Keyphrases
- spectral clustering
- clustering method
- k means
- data clustering
- pairwise
- clustering algorithm
- image segmentation
- unsupervised clustering
- evolutionary clustering
- similarity matrix
- constrained spectral clustering
- spectral methods
- graph clustering
- nonnegative matrix factorization
- alternative clusterings
- affinity matrix
- video sequences
- instance level constraints
- cluster analysis
- clustering quality
- pairwise constraints
- video frames
- eigendecomposition
- classical clustering algorithms
- graph laplacian
- clustering result
- similarity measure
- laplacian matrix
- graph partitioning
- normalized cut
- negative matrix factorization
- pairwise similarities
- face images
- constrained clustering
- hierarchical clustering