Non-dictionary Aided Sparse Unmixing of Hyperspectral Images via Weighted Nonnegative Matrix Factorization.
Yaser Esmaeili SalehaniMohamed CherietPublished in: ICIAR (2017)
Keyphrases
- nonnegative matrix factorization
- hyperspectral images
- sparse representation
- negative matrix factorization
- sparsity constraints
- hyperspectral
- data representation
- hyperspectral data
- hyperspectral imagery
- matrix factorization
- dictionary learning
- remote sensing
- sparse coding
- least squares
- image classification
- document clustering
- principal component analysis
- multispectral
- random projections
- spectral clustering
- objective function
- face recognition
- data sets
- original data
- image representation
- multispectral images
- blind source separation
- information content
- raw data
- target detection
- dimensionality reduction
- semi supervised
- image data
- high dimensional