Keyphrases
- human activities
- sensor data
- activity recognition
- human activity recognition
- sensor readings
- daily life
- fully unsupervised
- image segmentation
- level set
- segmentation algorithm
- segmentation method
- action recognition
- unsupervised learning
- human actions
- human computer interaction
- sensor networks
- mobile devices
- smart environments
- mobile applications
- temporal structure
- energy function
- text classification
- medical imaging
- health care
- data sets
- medical images
- semi supervised
- spatio temporal
- data streams
- computer vision
- human interactions
- machine learning