Joint User Grouping and Linear Virtual Beamforming: Complexity, Algorithms and Approximation Bounds.
Mingyi HongZi XuMeisam RazaviyaynZhi-Quan LuoPublished in: IEEE J. Sel. Areas Commun. (2013)
Keyphrases
- worst case
- error bounds
- data structure
- computational cost
- error tolerance
- computationally efficient
- worst case analysis
- computational complexity
- user interface
- user interaction
- exact computation
- linear functions
- average case
- virtual reality
- augmented reality
- convergence rate
- approximation algorithms
- complexity analysis
- high computational complexity
- approximation error
- theoretical guarantees
- theoretical analysis
- optimization problems
- upper bound
- learning algorithm