Keyphrases
- three dimensional
- preprocessing
- k means
- significant improvement
- optimization algorithm
- experimental evaluation
- improved algorithm
- times faster
- expectation maximization
- multiple constraints
- objective function
- virtual reality
- high accuracy
- learning algorithm
- probabilistic model
- computational cost
- np hard
- computational complexity
- worst case
- segmentation algorithm
- detection algorithm
- cost function
- augmented reality
- constraint programming
- recognition algorithm
- optimal solution
- relaxation algorithm
- neural network