Sparse Representations-Based Super-Resolution of Key-Frames Extracted from Frames-Sequences Generated by a Visual Sensor Network.
Muhammad SajjadIrfan MehmoodSung Wook BaikPublished in: Sensors (2014)
Keyphrases
- key frames
- sensor networks
- super resolution
- sparse representation
- visual features
- single image super resolution
- image super resolution
- image classification
- low resolution
- dictionary learning
- image patches
- sparse coding
- high resolution
- wireless sensor networks
- visual information
- multi frame
- video sequences
- video content
- video data
- motion estimation
- feature vectors
- video shots
- video frames
- high quality
- data streams
- compressive sensing
- image representation
- bag of words
- object tracking
- image retrieval
- face recognition
- visual data
- depth map
- data sets
- signal processing
- dimensionality reduction
- three dimensional
- computer vision