Rotationally Invariant Image Representation for Viewing Direction Classification in Cryo-EM.
Zhizhen ZhaoAmit SingerPublished in: CoRR (2013)
Keyphrases
- image representation
- image classification
- multiscale
- rotationally invariant
- feature space
- image content
- sparse coding
- pattern recognition
- object recognition
- image features
- feature extraction
- image retrieval
- machine learning
- visual words
- feature selection
- visual features
- computer vision
- sparse representation
- wavelet coefficients
- gaussian mixture model
- image processing
- similarity measure
- cbir systems
- zernike moments
- moment invariants
- image segmentation