PPF-FoldNet: Unsupervised Learning of Rotation Invariant 3D Local Descriptors.
Haowen DengTolga BirdalSlobodan IlicPublished in: CoRR (2018)
Keyphrases
- rotation invariant
- unsupervised learning
- rotation invariance
- supervised learning
- texture analysis
- feature vectors
- dominant orientation
- texture image retrieval
- texture features
- dimensionality reduction
- texture classification
- semi supervised
- expectation maximization
- scale invariance
- local binary pattern
- shape context
- zernike moments
- texture images
- steerable filters
- machine learning
- steerable pyramid
- reinforcement learning
- mixture model
- text classification
- object recognition
- pattern recognition
- standard deviation
- gray level
- gabor filters
- multiresolution
- thinning algorithm
- image analysis
- scale and rotation invariant
- multiscale
- decision trees
- computer vision