IRIS - Institutional Research Information System
IRIS è il sistema di gestione integrata dei dati della ricerca (persone, progetti, pubblicazioni, attività) adottato dall'Università degli Studi dell’Insubria.

IRInSubria - Institutional Repository Insubria
IRInSubria raccoglie, conserva, documenta e dissemina le informazioni sulla produzione scientifica dell'Università degli Studi dell’Insubria anche ai fini della valutazione della ricerca.

SERRA CAPIZZANO, STEFANO
 Distribuzione geografica
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Continente #
NA - Nord America 15913
EU - Europa 4100
AS - Asia 1781
Continente sconosciuto - Info sul continente non disponibili 26
SA - Sud America 19
OC - Oceania 10
AF - Africa 1
Totale 21850
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Nazione #
US - Stati Uniti d'America 15899
UA - Ucraina 1652
TR - Turchia 836
SE - Svezia 675
VN - Vietnam 482
IT - Italia 462
CN - Cina 427
FI - Finlandia 368
DE - Germania 342
IE - Irlanda 260
GB - Regno Unito 213
FR - Francia 58
BE - Belgio 35
EU - Europa 26
CA - Canada 13
KR - Corea 11
BR - Brasile 10
JP - Giappone 8
AT - Austria 7
CH - Svizzera 7
AU - Australia 6
CL - Cile 5
NZ - Nuova Zelanda 4
HK - Hong Kong 3
IN - India 3
LT - Lituania 3
NL - Olanda 3
RU - Federazione Russa 3
SG - Singapore 3
AL - Albania 2
EC - Ecuador 2
MY - Malesia 2
PE - Perù 2
AE - Emirati Arabi Uniti 1
BA - Bosnia-Erzegovina 1
CM - Camerun 1
CZ - Repubblica Ceca 1
DK - Danimarca 1
EE - Estonia 1
ES - Italia 1
GL - Groenlandia 1
GR - Grecia 1
IM - Isola di Man 1
IQ - Iraq 1
IR - Iran 1
KZ - Kazakistan 1
NO - Norvegia 1
PL - Polonia 1
RO - Romania 1
SA - Arabia Saudita 1
TW - Taiwan 1
Totale 21850
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Città #
Fairfield 2660
Woodbridge 2172
Houston 1497
Jacksonville 1293
Ann Arbor 1272
Seattle 1023
Ashburn 996
Wilmington 966
Chandler 927
Cambridge 826
Princeton 518
Dearborn 435
Izmir 389
Nyköping 346
Dublin 257
Como 214
Dong Ket 207
San Mateo 152
San Diego 150
Beijing 96
Kocaeli 63
Düsseldorf 59
Milan 57
Philadelphia 50
Nanjing 48
Hefei 43
Kunming 40
Redmond 37
Brussels 35
Norwalk 30
Verona 30
London 29
Indiana 21
Jinan 21
Guangzhou 20
Nanchang 19
Boardman 14
Redwood City 13
New York 12
Zhengzhou 12
Chengdu 11
Helsinki 10
Rome 10
Shenyang 9
São Paulo 9
Auburn Hills 8
Fuzhou 8
Wuhan 8
Bologna 7
Brescia 7
Toronto 7
Asso 6
Città Sant'Angelo 6
Hebei 6
Maslianico 6
Phoenix 6
Tokyo 6
Vienna 6
Arzano 5
Berlin 5
Chicago 5
Falls Church 5
Monza 5
San Francisco 5
San Maurizio Canavese 5
Seongnam 5
Shanghai 5
Uppsala 5
Baotou 4
Bendorf 4
Chongqing 4
Hangzhou 4
Los Angeles 4
Ponte Lambro 4
Quzhou 4
Shaoxing 4
Stuttgart 4
Centrale 3
Changsha 3
Genova 3
Gunzenhausen 3
Limbiate 3
Montreal 3
Nanning 3
Salerno 3
Seoul 3
Singapore 3
Sydney 3
Wenzhou 3
Xian 3
Yellow Springs 3
Auckland 2
Central 2
Changchun 2
Fagnano Castello 2
Harbin 2
Karlsruhe 2
Kuala Lumpur 2
Langfang 2
Leawood 2
Totale 17331
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Nome #
Robust and optimal multi-iterative techniques for IgA Galerkin linear systems 178
Spectral analysis and structure preserving preconditioners for fractional diffusion equations 177
A general tool for determining the asymptotic spectral distribution of Hermitian matrix-sequences 173
Preconditioned HSS method for large multilevel block Toeplitz linear systems via the notion of matrix-valued symbol 170
The anti-reflective transform and regularization by filtering 167
Analysis of multigrid preconditioning for implicit PDE solvers for degenerate parabolic equations 164
Singular-value (and eigenvalue) distribution and Krylov preconditioning of sequences of sampling matrices approximating integral operators 161
Robust and optimal multi-iterative techniques for IgA collocation linear systems 157
Convergence analysis of two-grid methods for elliptic Toeplitz and PDEs Matrix-sequences 154
Symbol-based multigrid methods for Galerkin B-spline isogeometric analysis 148
Multigrid methods for cubic spline solution of two point (and 2D) boundary value problems 144
Jordan canonical form of the Google matrix: A potential contribution to the PageRank computation 138
The asymptotic properties of the spectrum of nonsymmetrically perturbed Jacobi matrix sequences 138
Spectral equivalence and matrix algebra preconditioners for multilevel Toeplitz systems: a negative result 136
The spectral approximation of multiplication operators via asymptotic (structured) linear algebra 134
Solving systems of nonlinear equations when the nonlinearity is expensive 134
Function-based block multigrid strategy for a two-dimensional linear elasticity-type problem 132
A fast alternating minimization algorithm for total variation deblurring without boundary artifacts 130
Superoptimal approximation for unbounded symbols 129
Numerical behaviour of multigrid methods for symmetric Sinc-Galerkin systems 129
Preconditioning strategies for asymptotically ill-conditioned block Toeplitz systems 128
From Toeplitz matrix sequences to zero distribution of orthogonal polynomials 128
AMG preconditioning for nonlinear degenerate parabolic equations on nonuniform grids with application to monument degradation 128
Spectral behavior of preconditioned non-Hermitian multilevel block Toeplitz matrices with matrix-valued symbol 128
Application of multigrid techniques to image restoration problems 127
Symbol approach in a signal-restoration problem involving block Toeplitz matrices 126
Higher order multi-step iterative method for computing the numerical solution of systems of nonlinear equations: Application to nonlinear PDEs and ODEs 126
Schur complement matrix and its (elementwise) approximation: a spectral analysis based on GLT sequences 126
The theory of generalized Locally Toeplitz sequences: A review, an extension, and a few representative applications 126
MGM optimal convergence for certain (multilevel) structured linear systems 125
Boundary conditions and multiple-image re-blurring: The LBT case 125
Accelerated multigrid for graph Laplacian operators 125
V-cycle optimal convergence for certain (multilevel) structured linear systems 124
Perturbation of operators and approximation of spectrum 124
Computational evaluation of multi-iterative approaches for solving graph-structured large linear systems 124
Spectral Analysis and Spectral Symbol of d-variate \mathbb Q-{\boldsymbol p} Lagrangian FEM Stiffness Matrices 124
Ground surface temperature reconstruction for the last 500 years obtained from permafrost temperatures observed in the SHARE STELVIO Borehole, Italian Alps 124
The extension of the concept of generating function to a class of preconditioned Toeplitz matrices 123
Fast and numerically stable algorithms for discrete Hartley transforms and applications to preconditioning 123
On the treatment of boundary artifacts in image restoration by reflection and/or anti-reflection 122
Block band Toeplitz preconditioners derived from generating function approximations: Analysis and applications 122
The anti-reflective algebra: structural and computational analysis with application to image deblurring and denoising 122
Preconditioning strategies for non-Hermitian Toeplitz linear systems 122
Asymptotic behavior of the condition number of two-level Toeplitz matrix sequences 122
Fast preconditioners for total variation deblurring with antireflective boundary conditions 122
Iterated fractional Tikhonov regularization 122
Superlinear preconditioners for finite differences linear systems 121
Can one hear the composition of a drum? 121
Anti-reflective boundary conditions and re-blurring 121
Analysis of preconditioning strategies for collocation linear systems 120
Spectral analysis and spectral symbol of matrices in isogeometric collocation methods 120
Essential spectral equivalence via multiple step preconditioning and applications to ill conditioned Toeplitz matrices 120
Optimal preconditioning for image deblurring with Anti-Reflective boundary conditions 120
Two-grid optimality for Galerkin linear systems based on B-splines 120
Superlinear PCG methods for symmetric Toeplitz systems 119
A general setting for the parametric google matrix 119
On the extreme eigenvalues of Hermitian (block) Toeplitz matrices 118
Positive representation formulas for finite difference discretizations of (elliptic) second order PDEs 118
Canonical eigenvalue distribution of multilevel block Toeplitz sequences with non-Hermitian symbols 118
Tools for Determining the Asymptotic Spectral Distribution of non-Hermitian Perturbations of Hermitian Matrix-Sequences and Applications 117
Multigrid preconditioners for symmetric Sinc systems 117
Spectral analysis and multigrid methods for finite volume approximations of space-fractional diffusion equations 117
Spectral analysis and preconditioning techniques for radial basis function collocation matrices 116
Improved image deblurring with anti-reflective boundary conditions and re-blurring 115
Komleva-type expansions and asymptotics for linear operators 114
Superoptimal Preconditioned Conjugate Gradient Iteration for Image Deblurring 114
Uniform Convergence of V-cycle Multigrid Algorithms for Two-Dimensional Fractional Feynman–Kac Equation 114
Spectral analysis of a preconditioned iterative method for the convection-diffusion equation 114
On unitarily invariant norms of matrix-valued linear positive operators 113
Simplification of a result on banded Toeplitz matrices and BVM methods 113
Two-Grid Methods for Hermitian positive definite linear systems connected with an order relation 113
Quasi-optimal preconditioners for finite element approximations of diffusion dominated convection-diffusion equations on (nearly) equilateral triangle meshes 113
A merged tuning of binary and ternary Loop's subdivision 113
Generalized locally toeplitz sequences: Theory and applications 113
Spectral analysis of the anti-reflective algebra 111
Generalized Locally Toeplitz sequences: spectral analysis and applications to discretized Partial Differential equations 110
Anti-reflective boundary conditions and fast 2D deblurring models 110
A note on the eigenvalues of g-circulants (and of g-Toeplitz, g-Hankel matrices) 109
Multilevel Toeplitz matrices and approximation by matrix algebras 109
Antireflective Boundary Conditions for Deblurring Problems 109
On the spectrum of stiffness matrices arising from isogeometric analysis 109
The conditioning of FD matrix sequences coming from semi-elliptic differential equations 108
Approximating classes of sequences: The Hermitian case 108
The eigenvalue distribution of products of Toeplitz matrices - Clustering and attraction 108
New PCG based algorithms for the solution of Hermitian Toeplitz systems 107
A note on the superoptimal matrix algebra operators 107
Two-level Toeplitz preconditioning: approximation results for matrices and functions 107
Nonnegative inverse eigenvalue problems with partial eigendata 107
Preconditioners and Korovkin-type theorems for infinite-dimensional bounded linear operators via completely positive maps 107
A family of iterative methods for solving systems of nonlinear equations having unknown multiplicity 107
Tools for the eigenvalue distribution in a non-Hermitian setting 107
Spectral behavior of matrix sequences and discretized boundary value problems 106
Block generalized locally Toeplitz sequences: From the theory to the applications 106
An efficient multi-step Iterative Method for computing the numerical solution of systems of nonlinear equations associated with ODEs 105
A Korovkin based approximation of multilevel Toeplitz matrices (with rectangular unstructured blocks) via multilevel trigonometric matrix spaces 105
Multigrid methods for Toeplitz matrices 103
Spectral analysis and spectral symbol for the 2D curl-curl (Stabilized) operator with applications to the related iterative solutions 103
Toeplitz preconditioners constructed from linear approximation processes 102
Multigrid methods for symmetric positive definite block Toeplitz matrices with nonnegative generating functions 102
Asymptotic results on the spectra of block Toeplitz preconditioned matrices 101
Totale 12275
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Categoria #
all - tutte 43603
article - articoli 0
book - libri 0
conference - conferenze 0
curatela - curatele 0
other - altro 0
patent - brevetti 0
selected - selezionate 0
volume - volumi 0
Totale 43603
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2017/201824 0000 00 00 12813
2018/20193104 116344910 918 52225 173497951016
2019/20205953 3062222931196 374623 843733 470414137342
2020/20213857 110369141367 223422 192341 532293345522
2021/20222752 37135918348 197112 172146 144433250337
2022/20232559 38497193256 192683 60339 355000
Totale 22067