Approximation by Dirichlet Series with Nonnegative Coefficients.
Yunkang LiuPublished in: J. Approx. Theory (2001)
Keyphrases
- approximation error
- linear combination
- boundary conditions
- taylor series expansion
- objective function
- series expansion
- linear programming
- neural network
- nonnegative matrix factorization
- approximation algorithms
- error bounds
- wavelet coefficients
- mixture model
- relative error
- least squares
- approximation schemes
- feature vectors
- data sets