A Feature Extraction Algorithm for Rolling Bearing Faults and Its Application.
Zhen ZhangBaoguo LiuWenliao DuWei FengPublished in: IEEE Access (2022)
Keyphrases
- preprocessing
- feature extraction
- times faster
- k means
- computational complexity
- learning algorithm
- optimization algorithm
- worst case
- objective function
- np hard
- optimal solution
- improved algorithm
- cost function
- particle swarm optimization
- theoretical analysis
- significant improvement
- classification algorithm
- data sets
- high accuracy
- dimensionality reduction
- detection algorithm
- mathematical model
- tree structure
- matching algorithm
- region of interest
- similarity measure
- high dimensional