OOIR: Observatory of International Research

Papers

(The H4-Index of Constructive Approximation is 8. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-11-01 to 2025-11-01.)

Article	Citations
Asymptotics of k-nearest Neighbor Riesz Energies	28
Estimates for the Largest Critical Value of $$T_n^{(k)}$$	17
Strong Asymptotic of Cauchy Biorthogonal Polynomials and Orthogonal Polynomials with Varying Measure	14
Greedy Expansions with Prescribed Coefficients in Hilbert Spaces for Special Classes of Dictionaries	14
Fourier Interpolation with Zeros of Zeta and L-Functions	10
Sharp Constants of Approximation Theory: VI. Weighted Polynomial Inequalities of Different Metrics on the Multidimensional Cube and Ball	10
Duality and Difference Operators for Matrix Valued Discrete Polynomials on the Nonnegative Integers	10
Sparse Estimation: An MMSE Approach	9
Gaussian Bounds for the Heat Kernel Associated to Prolate Spheroidal Wave Functions with Applications	8
Correction to: Jost Asymptotics for Matrix Orthogonal Polynomials on the Real Line	8
An Extremal Problem for the Bergman Kernel of Orthogonal Polynomials	8
Approximation of Wave Packets on the Real Line	8
Optimal Recovery from Inaccurate Data in Hilbert Spaces: Regularize, But What of the Parameter?	8
Extending the Meijer G-Function	8
Sobolev-Type Embeddings for Neural Network Approximation Spaces	8