A Tight Lower Bound on the Gaussian Q-Function With a Simple Inversion Algorithm, and an Application to Coherent Optical Communications.
Ming-Wei WuYan LiMohan GurusamyPooi-Yuen KamPublished in: IEEE Commun. Lett. (2018)
Keyphrases
- lower bound
- worst case
- objective function
- detection algorithm
- upper bound
- np hard
- lower and upper bounds
- significant improvement
- optimal solution
- learning algorithm
- times faster
- matching algorithm
- probabilistic model
- cost function
- search space
- search algorithm
- dynamic programming
- gaussian function
- randomized algorithm
- average case
- branch and bound
- segmentation algorithm
- linear programming
- computational complexity
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- theoretical analysis
- reinforcement learning
- image segmentation
- recognition algorithm
- pointwise
- neural network
- k means
- approximation guarantees