Stochastic Backward Euler: An Implicit Gradient Descent Algorithm for k-Means Clustering.
Penghang YinMinh PhamAdam M. ObermanStanley J. OsherPublished in: J. Sci. Comput. (2018)
Keyphrases
- k means
- cost function
- objective function
- improved algorithm
- monte carlo
- learning algorithm
- dynamic programming
- computational complexity
- times faster
- optimization algorithm
- error function
- recognition algorithm
- computational cost
- preprocessing
- high accuracy
- input data
- optimal solution
- ant colony optimization
- energy function
- particle swarm optimization
- tree structure
- convergence rate
- forward backward
- clustering method
- detection algorithm
- segmentation algorithm
- theoretical analysis
- expectation maximization
- image registration
- probabilistic model
- experimental evaluation
- np hard
- significant improvement
- feature selection