Juan Ruiz

37 papers Journal 37
YearRankTypeTitle / Venue / Authors
2026 J jnl
Data-dependent approximation through RBF.
CoRR
José Kuruc, David Levin, Pep Mulet, Juan Ruiz, Dionisio F. Yáñez
2026 J jnl
Non-linear Partition of Unity method.
J. Comput. Appl. Math.
José M. Ramón, Juan Ruiz, Dionisio F. Yáñez
2025 J jnl
On a nonlinear version of Lane-Riesenfeld's subdivision schemes converging to piecewise smooth functions preserving high regularity.
Comput. Aided Geom. Des.
Sergio Amat, Sonia Busquier, David Levin, Juan Ruiz, Dionisio F. Yáñez
2024 J jnl
Fully accurate approximation of piecewise smooth functions using corrected B-spline quasi-interpolants.
Comput. Appl. Math.
Zhilin Li, Kejia Pan, Juan Ruiz, Dionisio F. Yáñez
2023 J jnl
A new family of means: the generalized weighted power means and applications.
Int. J. Comput. Math.
Sergio Amat, Isabel Jiménez, Juan Ruiz, Juan Carlos Trillo, Dionisio F. Yáñez
2023 J jnl
The translation operator. Applications to nonlinear reconstruction operators on nonuniform grids.
Math. Comput. Simul.
Sergio Amat, Pedro Ortiz, Juan Ruiz, Juan Carlos Trillo, Dionisio F. Yáñez
2022 J jnl
A nonlinear PPH-type reconstruction based on equilateral triangles.
CoRR
Sergio Amat, Pedro Ortiz, Juan Ruiz, Juan Carlos Trillo, Dionisio F. Yáñez
2022 J jnl
Geometric representation of the weighted harmonic mean of n positive values and potential uses.
CoRR
Sergio Amat, P. Ortiz, Juan Ruiz, Juan Carlos Trillo, Dionisio F. Yáñez
2021 J jnl
Improving the stability bound for the PPH nonlinear subdivision scheme for data coming from strictly convex functions.
Appl. Math. Comput.
Isabel Jiménez, Pedro Ortiz, Juan Ruiz, Juan Carlos Trillo, Dionisio F. Yáñez
2020 J jnl
A New WENO-2r Algorithm with Progressive Order of Accuracy Close to Discontinuities.
SIAM J. Numer. Anal.
Sergio Amat, Juan Ruiz, Chi-Wang Shu, Dionisio F. Yáñez
2020 J jnl
A new WENO-2r algorithm with progressive order of accuracy close to discontinuities.
CoRR
Sergio Amat, Juan Ruiz, Chi-Wang Shu, Dionisio F. Yáñez
2020 J jnl
Cell-average WENO with progressive order of accuracy close to discontinuities with applications to signal processing.
CoRR
Sergio Amat, Juan Ruiz, Chi-Wang Shu, Dionisio F. Yáñez
2020 J jnl
N-dimensional error control multiresolution algorithms for the point value discretization.
Math. Comput. Simul.
J. García, J. A. Padilla, Juan Ruiz, Juan Carlos Trillo
2020 J jnl
On a family of non-oscillatory subdivision schemes having regularity C
Numer. Algorithms
Sergio Amat, Juan Ruiz, Juan Carlos Trillo, Dionisio F. Yáñez
2020 J jnl
On a new WENO algorithm of order 2r with improved accuracy close to discontinuities.
Appl. Math. Lett.
Sergio Amat, Juan Ruiz, Chi-Wang Shu
2020 J jnl
On the application of Lehmer means in signal and image processing.
Int. J. Comput. Math.
Sergio Amat, Ángel Alberto Magreñán, Juan Ruiz, Juan Carlos Trillo, Dionisio F. Yáñez
2020 J jnl
On the use of generalized harmonic means in image processing using multiresolution algorithms.
Int. J. Comput. Math.
Sergio Amat, Ángel Alberto Magreñán, Juan Ruiz, Juan Carlos Trillo, Dionisio F. Yáñez
2019 J jnl
On New Strategies to Control the Accuracy of WENO Algorithms Close to Discontinuities.
SIAM J. Numer. Anal.
Sergio Amat, Juan Ruiz, Chi-Wang Shu
2019 J jnl
On a stable family of four-point nonlinear subdivision schemes eliminating the Gibbs phenomenon.
J. Comput. Appl. Math.
Sergio Amat, Juan Ruiz, Juan Carlos Trillo, Dionisio F. Yáñez
2019 J jnl
On an algorithm to adapt spline approximations to the presence of discontinuities.
Numer. Algorithms
Sergio Amat, Juan Ruiz, Juan Carlos Trillo
2018 J jnl
Analysis of the Gibbs phenomenon in stationary subdivision schemes.
Appl. Math. Lett.
Sergio Amat, Juan Ruiz, Juan Carlos Trillo, Dionisio F. Yáñez
2018 J jnl
N-dimensional error control multiresolution algorithms for the cell average discretization.
Math. Comput. Simul.
Juan Ruiz, Juan Carlos Trillo
2018 J jnl
On a class of three points cell-average multiresolution schemes.
Math. Comput. Simul.
Sergio Amat, Jacques Liandrat, María Moncayo, Juan Ruiz, Juan Carlos Trillo
2018 J jnl
On a nonlinear 4-point ternary and non-interpolatory subdivision scheme eliminating the Gibbs phenomenon.
Appl. Math. Comput.
Sergio Amat, A. Choutri, Juan Ruiz, Sofiane Zouaoui
2018 J jnl
On an New Algorithm for Function Approximation with Full Accuracy in the Presence of Discontinuities Based on the Immersed Interface Method.
J. Sci. Comput.
Sergio Amat, Zhilin Li, Juan Ruiz
2017 J jnl
New WENO Smoothness Indicators Computationally Efficient in the Presence of Corner Discontinuities.
J. Sci. Comput.
Sergio Amat, Juan Ruiz
2017 J jnl
On a Power WENO Scheme with Improved Accuracy Near Discontinuities.
SIAM J. Sci. Comput.
Sergio Amat, Jacques Liandrat, Juan Ruiz, Juan Carlos Trillo
2016 J jnl
On a nonlinear mean and its application to image compression using multiresolution schemes.
Numer. Algorithms
Sergio Amat, Jacques Liandrat, Juan Ruiz, Juan Carlos Trillo
2015 J jnl
On a family of nonlinear cell-average multiresolution schemes for image processing: An experimental study.
Math. Comput. Simul.
Sergio Amat, Jacques Liandrat, Juan Ruiz, Juan Carlos Trillo
2015 J jnl
Unifying the Classical Approach with New Technologies: An Innovative Proposal for Teaching Mathematics in Engineering.
Int. J. Interact. Multim. Artif. Intell.
Sergio Amat, Sonia Busquier, María José Legaz, Juan Ruiz
2014 J jnl
Improving the compression rate versus L 1 error ratio in cell-average error control algorithms.
Numer. Algorithms
Sergio Amat, Juan Ruiz, Juan Carlos Trillo
2012 J jnl
Adaptive interpolation of images using a new nonlinear cell-average scheme.
Math. Comput. Simul.
Sergio Amat, Juan Ruiz, Juan Carlos Trillo
2012 J jnl
On a compact non-extrapolating scheme for adaptive image interpolation.
J. Frankl. Inst.
Sergio Amat, Jacques Liandrat, Juan Ruiz, Juan Carlos Trillo
2012 J jnl
Reciprocal polynomial extrapolation vs Richardson extrapolation for singular perturbed boundary problems.
Numer. Algorithms
Sergio Amat, Sonia Busquier, María José Legaz, Fernando Manzano, Juan Ruiz
2010 J jnl
A family of stable nonlinear nonseparable multiresolution schemes in 2D.
J. Comput. Appl. Math.
Sergio Amat, Karine Dadourian, Jacques Liandrat, Juan Ruiz, Juan Carlos Trillo
2010 J jnl
Fast Multiresolution Algorithms and Their Related Variational Problems for Image Denoising.
J. Sci. Comput.
Sergio Amat, Juan Ruiz, Juan Carlos Trillo
2010 J jnl
On a class of L
J. Comput. Appl. Math.
Sergio Amat, Karine Dadourian, Jacques Liandrat, Juan Ruiz, Juan Carlos Trillo