Spherical Harmonics Descriptor for 2D-Image Retrieval.
Atul SajjanharGuojun LuDengsheng ZhangPublished in: ICME (2005)
Keyphrases
- spherical harmonics
- image retrieval
- single image
- shape representation
- cross correlation
- unit sphere
- basis functions
- range data
- image matching
- point cloud
- series expansion
- shape descriptors
- visual words
- feature space
- shape from shading
- exponential decay
- diffusion magnetic resonance imaging
- shape analysis
- computer vision
- image data
- feature extraction