Combining SDAE Network with Improved DTW Algorithm for Similarity Measure of Ultra-Weak FBG Vibration Responses in Underground Structures.
Sheng LiXiang ZuoZhengying LiHonghai WangLizhi SunPublished in: Sensors (2020)
Keyphrases
- similarity measure
- preprocessing
- improved algorithm
- learning algorithm
- computational cost
- cost function
- clustering method
- detection algorithm
- optimization algorithm
- search space
- k means
- dynamic programming
- recognition algorithm
- matching algorithm
- dynamic time warping
- feature vectors
- experimental evaluation
- worst case
- optimal solution
- convergence rate
- hierarchical clustering
- network traffic
- similarity metric
- tree structure
- simulated annealing
- mutual information
- high speed
- denoising
- probabilistic model
- significant improvement
- objective function
- feature selection