K-homogeneous nearest neighbor-driven discriminant graph coupled nonnegative matrix factorization for low-resolution image recognition.
Jihong PeiYebin ChenYang ZhaoXuan YangPublished in: Pattern Anal. Appl. (2024)
Keyphrases
- image recognition
- low resolution
- nonnegative matrix factorization
- nearest neighbor
- principal component analysis
- high resolution
- super resolution
- face images
- face recognition
- matrix factorization
- negative matrix factorization
- low resolution images
- pattern recognition
- high dimensional
- image classification
- data representation
- least squares
- knn
- image super resolution
- image patches
- high resolution images
- higher resolution
- document clustering
- feature extraction
- low dimensional
- high dimensional data
- training set
- high quality
- data points
- original data
- spectral clustering
- image retrieval
- objective function
- image processing
- computer vision