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 2021-05-01 to 2025-05-01.)

Article	Citations
Asymptotics of k-nearest Neighbor Riesz Energies	80
Estimates for the Largest Critical Value of $$T_n^{(k)}$$	47
Greedy Expansions with Prescribed Coefficients in Hilbert Spaces for Special Classes of Dictionaries	42
The Barron Space and the Flow-Induced Function Spaces for Neural Network Models	42
Strong Asymptotic of Cauchy Biorthogonal Polynomials and Orthogonal Polynomials with Varying Measure	25
Duality and Difference Operators for Matrix Valued Discrete Polynomials on the Nonnegative Integers	22
Approximation of Wave Packets on the Real Line	9
Sparse Estimation: An MMSE Approach	8
Gaussian Bounds for the Heat Kernel Associated to Prolate Spheroidal Wave Functions with Applications	8
Sharp Constants of Approximation Theory: VI. Weighted Polynomial Inequalities of Different Metrics on the Multidimensional Cube and Ball	8