Two-phased capacity upgrade method for NG-PON2 with hierarchical star 8-QAM and square 16-QAM.
Noriko IiyamaJunichi KaniJun TeradaNaoto YoshimotoPublished in: OFC/NFOEC (2013)
Keyphrases
- high precision
- computational cost
- detection method
- high accuracy
- neural network
- hierarchical representation
- hierarchical clustering
- segmentation method
- computationally efficient
- dynamic programming
- computational complexity
- data sets
- prior knowledge
- support vector machine svm
- segmentation algorithm
- decision trees
- clustering method
- synthetic data
- objective function
- preprocessing
- amplitude modulation
- estimation algorithm
- optimization method
- detection algorithm
- unsupervised learning
- input data
- significant improvement