Unified detection of skewed rotation, reflection and translation symmetries from affine invariant contour features.
Zhaozhong WangLianrui FuY. F. LiPublished in: Pattern Recognit. (2014)
Keyphrases
- affine invariant
- fourier descriptors
- contour matching
- affine transformation
- affine invariance
- geometric transformations
- affine transform
- feature detectors
- invariant features
- scale invariant
- region descriptors
- feature detection
- object matching
- arc length
- feature extraction
- image segmentation
- convex hull
- detection algorithm
- image features
- feature vectors