Joint User Grouping and Linear Virtual Beamforming: Complexity, Algorithms and Approximation Bounds
Mingyi HongZi XuMeisam RazaviyaynZhi-Quan LuoPublished in: CoRR (2012)
Keyphrases
- worst case
- error bounds
- space complexity
- computational complexity
- user interface
- upper and lower bounds
- computational cost
- learning algorithm
- approximation algorithms
- optimization problems
- lower bound
- error tolerance
- exact computation
- virtual reality
- theoretical analysis
- greedy algorithm
- upper bound
- complexity analysis
- high computational complexity
- approximation error
- worst case analysis
- linear functions
- approximation schemes
- error estimates
- worst case bounds