Dynamic Phase Demodulation Algorithm for Phase-Sensitive OTDR With Direct Detection.
Yi ShiGuifang ChenYuanye WangLei ZhaoZhun FanPublished in: IEEE Access (2020)
Keyphrases
- detection algorithm
- preprocessing phase
- improved algorithm
- experimental evaluation
- clustering method
- preprocessing
- k means
- learning phase
- learning algorithm
- np hard
- dynamic programming
- probabilistic model
- objective function
- training phase
- significant improvement
- detection accuracy
- computational complexity
- high accuracy
- convergence rate
- segmentation algorithm
- worst case
- recognition algorithm
- iterative process
- detection method
- theoretical analysis
- expectation maximization
- computational cost
- cost function
- evolutionary algorithm
- search space
- optimal solution
- image segmentation