Low-rank approximation of integral operators by using the Green formula and quadrature.
Steffen BörmJessica GördesPublished in: Numer. Algorithms (2013)
Keyphrases
- low rank approximation
- singular value decomposition
- low rank matrix approximation
- low rank
- subspace learning
- kernel matrix
- spectral clustering
- latent semantic indexing
- reconstruction error
- matrix completion
- adjacency matrix
- iterative algorithms
- linear combination
- pattern recognition
- nonnegative matrix factorization
- data sets
- graph matching
- missing data
- principal component analysis