Polynomial approximation of derivatives through a regression-interpolation method.
Francesco Dell'AccioFederico NudoPublished in: Appl. Math. Lett. (2024)
Keyphrases
- interpolation method
- polynomial approximation
- interpolation methods
- image interpolation
- differential structure
- pointwise
- regression model
- lower bound
- edge directed
- spatial interpolation
- linear interpolation
- interpolation algorithm
- higher order
- edge direction
- linear regression
- model selection
- pixel values
- facet model
- least squares
- weighted sum
- regression methods
- kernel regression
- feature vectors