Approximation of multivariate periodic functions by trigonometric polynomials based on sampling along rank-1 lattice with generating vector of Korobov form.
Lutz KämmererDaniel PottsToni VolkmerPublished in: J. Complex. (2015)
Keyphrases
- basis functions
- series expansion
- monte carlo
- closed form
- euclidean norm
- uniform sampling
- continuous functions
- importance sampling
- projection operator
- lagrange interpolation
- point processes
- markov chain
- approximation error
- neural network
- approximation methods
- error bounds
- vector space
- sample size
- linear combination
- similarity measure