Alvise Sommariva

According to our database, Alvise Sommariva authored at least 51 papers between 2001 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2025

Random sampling and polynomial-free interpolation by Generalized MultiQuadrics.

Alvise Sommariva, Marco Vianello

J. Approx. Theory, 2025

2024

Chebyshev admissible meshes and Lebesgue constants of complex polynomial projections.

Leokadia Bialas-Ciez, Dimitri Jordan Kenne, Alvise Sommariva, Marco Vianello

J. Comput. Appl. Math., June, 2024

Numerical cubature on scattered data by adaptive interpolation.

Roberto Cavoretto, Alessandra De Rossi, Francesco Dell'Accio, Filomena Di Tommaso, Najoua Siar, Alvise Sommariva, Marco Vianello

J. Comput. Appl. Math., 2024

Unisolvence of Kansa collocation for elliptic equations by polyharmonic splines with random fictitious centers.

Maryam Mohammadi, Alvise Sommariva, Marco Vianello

CoRR, 2024

Unisolvence of unsymmetric random Kansa collocation by Gaussians and other analytic RBF vanishing at infinity.

Alvise Sommariva, Marco Vianello

CoRR, 2024

Nonsingularity of unsymmetric Kansa matrices: random collocation by MultiQuadrics and Inverse MultiQuadrics.

Roberto Cavoretto, Francesco Dell'Accio, Alessandra De Rossi, Alvise Sommariva, Marco Vianello

CoRR, 2024

Unisolvence of random Kansa collocation by Thin-Plate Splines for the Poisson equation.

Francesco Dell'Accio, Alvise Sommariva, Marco Vianello

CoRR, 2024

Numerical cubature and hyperinterpolation over Spherical Polygons.

Alvise Sommariva

CoRR, 2024

Polynomial-free unisolvence of polyharmonic splines with odd exponent by random sampling.

Alvise Sommariva, Marco Vianello

CoRR, 2024

A note on polynomial-free unisolvence of polyharmonic splines at random points.

Len Bos, Alvise Sommariva, Marco Vianello

Appl. Math. Lett., 2024

2023

Random sampling and unisolvent interpolation by almost everywhere analytic functions.

Francesco Dell'Accio, Alvise Sommariva, Marco Vianello

Appl. Math. Lett., November, 2023

Evaluating Lebesgue constants by Chebyshev polynomial meshes on cube, simplex and ball.

Leokadia Bialas-Ciez, Dimitri Jordan Kenne, Alvise Sommariva, Marco Vianello

CoRR, 2023

Hybrid hyperinterpolation over general regions.

Congpei An, Jia-Shu Ran, Alvise Sommariva

CoRR, 2023

Qsurf: compressed QMC integration on parametric surfaces.

Giacomo Elefante, Alvise Sommariva, Marco Vianello

CoRR, 2023

Compressed QMC volume and surface integration on union of balls.

Giacomo Elefante, Alvise Sommariva, Marco Vianello

CoRR, 2023

2022

TetraFreeQ: tetrahedra-free quadrature on polyhedral elements.

Alvise Sommariva, Marco Vianello

CoRR, 2022

inRS: Implementing the indicator function of NURBS-shaped planar domains.

Alvise Sommariva, Marco Vianello

Appl. Math. Lett., 2022

RBFCUB: A numerical package for near-optimal meshless cubature on general polygons.

Roberto Cavoretto, Alessandra De Rossi, Alvise Sommariva, Marco Vianello

Appl. Math. Lett., 2022

2021

Numerical hyperinterpolation over spherical triangles.

Alvise Sommariva, Marco Vianello

Math. Comput. Simul., 2021

Near-algebraic Tchakaloff-like quadrature on spherical triangles.

Alvise Sommariva, Marco Vianello

Appl. Math. Lett., 2021

RBF Moment computation and meshless cubature on general polygonal regions.

Alvise Sommariva, Marco Vianello

Appl. Math. Comput., 2021

2020

Quadrature-based polynomial optimization.

Angeles Martinez, Federico Piazzon, Alvise Sommariva, Marco Vianello

Optim. Lett., 2020

Compressed algebraic cubature over polygons with applications to optical design.

B. Bauman, Alvise Sommariva, Marco Vianello

J. Comput. Appl. Math., 2020

Algebraic cubature on polygonal elements with a circular edge.

Edoardo Artioli, Alvise Sommariva, Marco Vianello

Comput. Math. Appl., 2020

2019

On the computation of sets of points with low Lebesgue constant on the unit disk.

Gérard Meurant, Alvise Sommariva

J. Comput. Appl. Math., 2019

2017

On the Use of Compressed Polyhedral Quadrature Formulas in Embedded Interface Methods.

Y. Sudhakar, Alvise Sommariva, Marco Vianello, Wolfgang A. Wall

SIAM J. Sci. Comput., 2017

Numerical hyperinterpolation over nonstandard planar regions.

Alvise Sommariva, Marco Vianello

Math. Comput. Simul., 2017

Polynomial approximation and quadrature on geographic rectangles.

M. Gentile, Alvise Sommariva, Marco Vianello

Appl. Math. Comput., 2017

2015

Polynomial fitting and interpolation on circular sections.

Alvise Sommariva, Marco Vianello

Appl. Math. Comput., 2015

2014

Fast variants of the Golub and Welsch algorithm for symmetric weight functions in Matlab.

Gérard Meurant, Alvise Sommariva

Numer. Algorithms, 2014

2013

Fast construction of Fejér and Clenshaw-Curtis rules for general weight functions.

Alvise Sommariva

Comput. Math. Appl., 2013

2012

On the generation of symmetric Lebesgue-like points in the triangle.

Francesca Rapetti, Alvise Sommariva, Marco Vianello

J. Comput. Appl. Math., 2012

Computing almost minimal formulas on the square.

Mattia Festa, Alvise Sommariva

J. Comput. Appl. Math., 2012

Computing Fekete and Lebesgue points: Simplex, square, disk.

Matteo Briani, Alvise Sommariva, Marco Vianello

J. Comput. Appl. Math., 2012

Polynomial approximation and cubature at approximate Fekete and Leja points of the cylinder.

Stefano De Marchi, Martina Marchioro, Alvise Sommariva

Appl. Math. Comput., 2012

2011

Padua2DM: fast interpolation and cubature at the Padua points in Matlab/Octave.

Marco Caliari, Stefano De Marchi, Alvise Sommariva, Marco Vianello

Numer. Algorithms, 2011

Geometric weakly admissible meshes, discrete least squares approximations and approximate Fekete points.

Len Bos, Jean-Paul Calvi, Norman Levenberg, Alvise Sommariva, Marco Vianello

Math. Comput., 2011

Polynomial interpolation and cubature over polygons.

M. Gentile, Alvise Sommariva, Marco Vianello

J. Comput. Appl. Math., 2011

An algebraic cubature formula on curvilinear polygons.

Gabriele Santin, Alvise Sommariva, Marco Vianello

Appl. Math. Comput., 2011

2010

Computing Multivariate Fekete and Leja Points by Numerical Linear Algebra.

Len Bos, Stefano De Marchi, Alvise Sommariva, Marco Vianello

SIAM J. Numer. Anal., 2010

Least-squares polynomial approximation on weakly admissible meshes: Disk and triangle.

Len Bos, Alvise Sommariva, Marco Vianello

J. Comput. Appl. Math., 2010

2009

Gauss-Green cubature and moment computation over arbitrary geometries.

Alvise Sommariva, Marco Vianello

J. Comput. Appl. Math., 2009

Computing approximate Fekete points by QR factorizations of Vandermonde matrices.

Alvise Sommariva, Marco Vianello

Comput. Math. Appl., 2009

2008

Nontensorial Clenshaw-Curtis cubature.

Alvise Sommariva, Marco Vianello, Renato Zanovello

Numer. Algorithms, 2008

Approximation on the sphere using radial basis functions plus polynomials.

Ian H. Sloan, Alvise Sommariva

Adv. Comput. Math., 2008

2006

Numerical Cubature on Scattered Data by Radial Basis Functions.

Alvise Sommariva, Marco Vianello

Computing, 2006

Meshless cubature by Green's formula.

Alvise Sommariva, Marco Vianello

Appl. Math. Comput., 2006

2005

Adaptive bivariate Chebyshev approximation.

Alvise Sommariva, Marco Vianello, Renato Zanovello

Numer. Algorithms, 2005

A fast Nyström-Broyden solver by Chebyshev compression.

Alvise Sommariva

Numer. Algorithms, 2005

On the Numerical Solution of Some Semilinear Elliptic Problems - II.

Kendall E. Atkinson, Alvise Sommariva

Computing, 2005

2001

Fast Summation of Power Series with Coefficients Analytic at Infinity.

Alvise Sommariva, Marco Vianello, Renato Zanovello

Numer. Algorithms, 2001