Sparse Representation with Geometric Configuration Constraint for Line Segment Matching.
Qing WangTingwang ChenPublished in: IScIDE (2011)
Keyphrases
- sparse representation
- line segments
- dictionary learning
- sparse coding
- sparsity constraints
- compressive sensing
- image classification
- hough transform
- face recognition
- digital pictures
- straight line
- matching algorithm
- dimensionality reduction
- negative matrix factorization
- image patches
- high dimensional data
- compressed sensing
- joint optimization
- random projections
- image representation
- signal processing
- test images
- straight line segments
- regularized least squares
- sparse approximations
- perspective images
- sparse reconstruction
- image matching
- feature matching
- data sets
- keypoints
- constraint satisfaction problems
- linear combination
- feature points
- nearest neighbor
- object recognition
- intersection points
- machine learning