Privacy-Preserving Action Recognition via Motion Difference Quantization.
Sudhakar KumawatHajime NagaharaPublished in: CoRR (2022)
Keyphrases
- privacy preserving
- action recognition
- recognition of human actions
- recognizing human actions
- human movements
- static images
- motion features
- action recognition in videos
- human actions
- privacy preserving data mining
- view invariant
- action primitives
- motion history images
- vertically partitioned data
- privacy preservation
- activity recognition
- action classification
- computer vision
- privacy concerns
- human motion
- sensitive information
- motion capture data
- body parts
- bag of words
- motion estimation
- private information
- data privacy
- sensitive data
- human pose
- human activities
- recognizing actions
- horizontally partitioned data
- differential privacy
- robust tracking
- bag of features
- image sequences
- space time
- scalar product
- secure multiparty computation
- privacy sensitive
- human activity recognition
- spatio temporal
- feature extraction
- motion capture
- human body
- optical flow
- feature space