Least Squares Approximation of Polynomial Chaos Expansions With Optimized Grid Points.

Saman Ghili Gianluca Iaccarino

Published in: SIAM J. Sci. Comput. (2017)

Keyphrases

grid points
least squares
quadtree
robust estimation
linear interpolation
image sequences
optical flow
image retrieval
image quality
closed form
subpixel accuracy