Object Detection in Low-Resolution Image via Sparse Representation.
Wenhua FangJun ChenChao LiangXiao WangYuanyuan NanRuimin HuPublished in: MMM (1) (2015)
Keyphrases
- low resolution
- sparse representation
- image super resolution
- high resolution
- test images
- low resolution images
- dictionary learning
- super resolution
- single image super resolution
- image patches
- lower resolution
- higher resolution
- image classification
- high resolution images
- super resolution reconstruction
- object detection
- image representation
- super resolved
- super resolution algorithm
- sparse coding
- low quality images
- image reconstruction
- random projections
- image features
- image data
- multiscale
- compressive sensing
- image processing
- multi frame
- sparse coefficients
- map estimation
- face detection
- single image
- face images
- video sequences
- high quality
- face recognition
- bag of words
- subband
- linear combination
- signal processing
- feature vectors
- similarity measure
- image sequences