Sketch-Based Spatial Queries for the Retrieval of Human Locomotion Patterns in Smart Environments.
Gamhewage Chaminda de SilvaToshihiko YamasakiKiyoharu AizawaPublished in: Adv. Multim. (2009)
Keyphrases
- smart environments
- spatial queries
- human behavior
- ambient intelligence
- human activities
- spatial databases
- sensor data
- context aware
- activity recognition
- spatial data
- indexing techniques
- efficient processing
- health monitoring
- range queries
- spatial objects
- r tree
- smart home
- k nearest neighbor
- human subjects
- query processing
- geographic information systems
- human computer interaction
- information retrieval
- sensor networks
- multimedia databases
- context awareness
- information retrieval systems
- data analysis
- training data
- frequent patterns
- data mining