Scale-Free Image Keypoints Using Differentiable Persistent Homology.
Giovanni BarbaraniFrancesco VaccarinoGabriele TrivignoMarco GuerraGabriele Moreno BertonCarlo MasonePublished in: CoRR (2024)
Keyphrases
- keypoints
- image features
- scale free
- multiscale
- image matching
- sift descriptors
- input image
- object recognition
- sift features
- image classification
- scale invariant
- visual words
- scale invariant feature transform
- scale space
- image retrieval
- global features
- feature vectors
- keypoint detection
- image representation
- image segmentation
- image analysis
- mean shift
- edge detection
- pairwise
- persistent homology
- similarity measure