Robust object re-identification with Grassmann subspace feature for key points aggregation.
Dewan Fahim NoorZhu LiAbhishek NagarPublished in: ICIP (2016)
Keyphrases
- keypoints
- scale invariant features
- image features
- keypoint detection
- scale invariant feature transform
- invariant features
- image matching
- global features
- spatial configuration
- linear subspace
- feature detection
- grassmann manifold
- object recognition
- multiscale
- scale invariant
- discriminant analysis
- matching score
- matching process
- sift descriptors
- subspace learning
- pose variations
- feature descriptors
- partial occlusion
- visual words
- low dimensional
- dimensionality reduction
- riemannian manifolds
- principal component analysis
- stochastic gradient
- d objects
- feature vectors
- training set
- video sequences