Unsupervised Learning of 3D Semantic Keypoints with Mutual Reconstruction.
Haocheng YuanChen ZhaoShichao FanJiaxi JiangJiaqi YangPublished in: CoRR (2022)
Keyphrases
- keypoints
- unsupervised learning
- scale invariant
- object recognition
- image matching
- keypoint detection
- image features
- supervised learning
- sift features
- multiscale
- sift descriptors
- semi supervised
- three dimensional
- expectation maximization
- model selection
- visual words
- sparse coding
- high resolution
- scale invariant feature transform
- dimensionality reduction
- feature detection
- image processing
- scale space
- higher order
- invariant features
- image retrieval
- image transformations
- feature extraction