An Improved Approximation Algorithm for the Column Subset Selection Problem
Christos BoutsidisMichael W. MahoneyPetros DrineasPublished in: CoRR (2008)
Keyphrases
- experimental evaluation
- detection algorithm
- preprocessing
- worst case
- improved algorithm
- optimal solution
- cost function
- high accuracy
- k means
- significant improvement
- special case
- optimization algorithm
- theoretical analysis
- computationally efficient
- expectation maximization
- probabilistic model
- monte carlo
- convex hull
- initial set
- linear programming
- denoising
- learning algorithm
- computational cost
- dynamic programming
- search space
- computational complexity
- objective function
- image sequences