From basis functions to basis fields: vector field approximation from sparse data.
Ferdinando A. Mussa-IvaldiPublished in: Biol. Cybern. (1992)
Keyphrases
- vector field
- sparse data
- basis functions
- set of basis functions
- linear combination
- series expansion
- high dimensional
- linear approximation
- optical flow
- gradient field
- b spline
- state space
- critical points
- matching pursuit
- differential operators
- least squares
- data cube
- random projections
- spherical harmonics
- dimensionality reduction