Perceptual video hashing based on temporal wavelet transform and random projections with application to indexing and retrieval of near-identical videos.
Sandeep RameshnathPrabin Kumar BoraPublished in: Multim. Tools Appl. (2019)
Keyphrases
- random projections
- video indexing
- wavelet transform
- video data
- video sequences
- video content
- semantic concept detection
- video database
- content based retrieval
- video frames
- information retrieval
- video clips
- news video
- video retrieval
- hash functions
- spatial and temporal
- textual descriptions
- key frames
- video copy detection
- lecture videos
- image reconstruction
- relevance feedback
- video surveillance
- random sampling
- feature space
- multimedia
- motion trajectories
- clustering algorithm
- computer vision
- original data
- document clustering
- principal component analysis