Unsupervised Learning of Category-Specific Symmetric 3D Keypoints from Point Sets.
Clara Fernandez-LabradorAjad ChhatkuliDanda Pani PaudelJosé Jesús GuerreroCédric DemonceauxLuc Van GoolPublished in: CoRR (2020)
Keyphrases
- point sets
- keypoints
- category specific
- unsupervised learning
- object recognition
- object categories
- point correspondences
- image features
- visual words
- image matching
- pairwise
- semi supervised
- supervised learning
- multiscale
- convex hull
- object classes
- machine learning
- distance function
- object detection
- expectation maximization
- dimensionality reduction
- text classification
- image sequences
- pattern recognition
- reinforcement learning
- scale space
- multi view
- action recognition
- natural images
- data points
- viewpoint
- high dimensional
- decision trees
- feature selection