Event-based k-nearest neighbors query processing over distributed sensory data using fuzzy sets.
Yinglong LiHong ChenMingqi LvYanjun LiPublished in: Soft Comput. (2019)
Keyphrases
- fuzzy sets
- k nearest neighbor
- sensory data
- knn
- query processing
- nearest neighbor
- membership functions
- refinement step
- fuzzy set theory
- fuzzy logic
- rough sets
- activity recognition
- computational intelligence
- index structure
- neural network
- fuzzy rules
- fuzzy sets theory
- distributed environment
- pattern recognition
- sensor data
- database systems
- support vector machine
- knn classifier
- query optimization
- fuzzy relations
- membership degree
- similarity search
- data management
- feature selection
- text classification
- data sets
- range queries
- r tree
- fuzzy model
- nearest neighbor search
- granular computing
- feature extraction
- image processing
- action recognition
- distance function
- data analysis
- expert systems
- active learning
- control system