A hierarchical identification method based on improved hand geometry and regional content feature for low-resolution hand images.
Jie WuZhengding QiuDongmei SunPublished in: Signal Process. (2008)
Keyphrases
- low resolution
- low resolution images
- low quality images
- high resolution images
- higher resolution
- high resolution
- image super resolution
- dense correspondences
- super resolution
- image analysis
- reconstruction method
- face hallucination
- similarity measure
- principal components
- image features
- edge detection
- input image
- feature set
- feature extraction
- image registration
- super resolved
- three dimensional
- hand geometry
- image matching
- feature selection
- feature representation
- low quality
- spatial information
- image classification
- image database
- high quality