Talks at conferences

Giuseppe Rodriguez



1
M. Frontini, G. Rodriguez, and S. Seatzu.
An algorithm for computing minimum norm solutions of finite moment problem.
Algorithms for Approximation II, RMCS Shrivenham, U.K., July 12-15, 1988.

2
M. Frontini, G. Rodriguez, and S. Seatzu.
Sulla risoluzione numerica del problema dei momenti finiti mediante polinomi di Chebyshev.
Convegno Nazionale di Analisi Numerica, Roma, 26-28 Settembre, 1988.

3
G. Rodriguez and S. Seatzu.
On the numerical inversion of the Laplace transform with equally spaced data.
Trends in Functional Analysis and Approximation Theory, Acquafredda di Maratea (Pz), 11-15 Settembre, 1989.

4
G. Rodriguez and S. Seatzu.
An application of orthogonal polynomials to the finite moment problem.
Third International Symposium of Numerical Analysis, Madrid, Spain, May 22-24, 1990.

5
G. Rodriguez and S. Seatzu.
Numerical solution of the finite moment problem with boundary constraints.
International Conference on Computational and Applied Mathematics, Cagliari, October 15-19, 1990.

6
G. Rodriguez and S. Seatzu.
On the numerical inversion of the Laplace transform in reproducing kernel Hilbert spaces.
14th Biennial Conference on Numerical Analysis, Dundee, Scotland, June 24-29, 1991.

7
G. Rodriguez and S. Seatzu.
On the numerical inversion of the Laplace transform with boundary constraints.
Ill-Posed Problems in Natural Sciences, Moscow, Russia, August 19-25, 1991.

8
J.C. Mason, G. Rodriguez, and S. Seatzu.
Orthogonal splines based on B-splines--with applications to least squares, smoothing and regularization problems.
NATO Advanced Research Workshop Algorithms for Approximation 1992, Oxford, U.K., July 27-31, 1992.

9
G. Rodriguez and S. Seatzu.
Approximation methods for the finite moment problem.
NATO Advanced Research Workshop Algorithms for Approximation 1992, Oxford, U.K., July 27-31, 1992.

10
G. Rodriguez and S. Seatzu.
Approssimazione mediante splines ortogonali.
Convegno Nazionale di Analisi Numerica, Montecatini Terme, 27-29 Aprile, 1994.

11
G. Rodriguez and S. Seatzu.
Efficient processes of orthonormalization of locally supported functions.
Third International Colloquium on Numerical Analysis, Plovdiv, Bulgaria, August 13-17, 1994.

12
T. Gramchev and G. Rodriguez.
Classical solutions for wave equations modelling propagation of seismic waves.
Third International Colloquium on Numerical Analysis, Plovdiv, Bulgaria, August 13-17, 1994.

13
T. Gramchev and G. Rodriguez.
Classical solutions for 1D wave equations with discontinuous velocity and singular source term.
Applications of Mathematics in Engineering, Varna, Bulgaria, August 26-September 2, 1994.

14
G. Rodriguez and S. Seatzu.
Fattorizzazione di matrici infinite di Toeplitz e ortogonalizzazione di successioni di funzioni.
XV Congresso U.M.I., Padova, 11-16 Settembre, 1995.

15
G. Rodriguez and S. Seatzu.
Fattorizzazione spettrale e generazione di funzioni ortogonali.
XV Congresso U.M.I., Padova, 11-16 Settembre, 1995.

16
T.N.T. Goodman, C.A. Micchelli, G. Rodriguez, and S. Seatzu.
On the asymptotic behaviour of the Gram Schmidt orthonormalization of the integer translates os a fixed function.
International Workshop on Multivariate Approximation and Interpolation. Montecatini Terme, 27 Settembre-3 Ottobre, 1995.

17
T.N.T. Goodman, C.A. Micchelli, G. Rodriguez, and S. Seatzu.
Spectral factorization of Laurent polynomials.
Incontro scientifico INDAM su ``Toeplitz Matrices: structure, algorithms and applications'', Cortona, 8-14 Settembre, 1996.

18
C.V.M. van der Mee, G. Rodriguez, and S. Seatzu.
$ LDM^T$ factorization of block-tridiagonal Toeplitz matrices with application to orthonormalization processes.
$ 3^{rd}$ International Conference on Functional Analysis and Approximation Theory, Acquafredda di Maratea (Pz), 23-28 Settembre, 1996.

19
C. Brezinski, M. Redivo-Zaglia, G. Rodriguez, and S. Seatzu.
Extrapolation techniques for ill-conditioned linear systems.
17th Biennial Conference on Numerical Analysis, Dundee, Scotland, June 24-27, 1997.

20
C.V.M. van der Mee, G. Rodriguez, and S. Seatzu.
Block Cholesky factorization of infinite matrices, and orthonormalization of vectors of functions.
Guangzhou International Symposium on Computational Mathematics, Zhongshan University, Guangzhou, People's Republic of China, August 11-15, 1997.

21
C.V.M. van der Mee, G. Rodriguez, and S. Seatzu.
Solution methods for perturbed semi-infinite linear systems of block-toeplitz type.
2nd Workshop on Large-Scale Scientific Computations, Sozopol, Bulgaria, June 2-6, 1999.

22
C. Di Ruberto, G. Rodriguez, and S. Vitulano.
Image segmentation by texture analysis.
International Conference on Image Analysis and Processing, Venice, Italy, September 27-29, 1999.

23
C.V.M. van der Mee, G. Rodriguez, and S. Seatzu.
Fattorizzazione spettrale di matrici di Toeplitz bi-infinite con applicazioni I.
Due giorni di Algebra Lineare Numerica, Pisa, Italy, May 29-30, 2000.

24
C.V.M. van der Mee, G. Rodriguez, and S. Seatzu.
Fattorizzazione spettrale di matrici di Toeplitz bi-infinite con applicazioni II.
Due giorni di Algebra Lineare Numerica, Pisa, Italy, May 29-30, 2000.

25
G. Rodriguez and S. Seatzu.
Tecniche di estrapolazione per la risoluzione di sistemi lineari malcondizionati.
Due giorni di Algebra Lineare Numerica, Pisa, Italy, May 29-30, 2000.

26
F. Maggio, C.V.M. van der Mee, and G. Rodriguez.
Solving the Helmholtz equation on a semi-infinite strip.
V Congresso Simai - Società Italiana di Matematica Applicata e Industriale, Ischia, Italy, June 5-9, 2000.

27
C.V.M. van der Mee, G. Rodriguez, and S. Seatzu.
Spectral factorization of bi-infinite multi-index block Toeplitz matrices and applications.
Structured matrices: analysis, algorithms and applications, Cortona, Italy, September 25-29, 2000.

28
C. Brezinski, M. Redivo-Zaglia, G. Rodriguez, and S. Seatzu.
Multi-parameter regularization techniques for ill-conditioned linear systems.
Conference on Applied Inverse Problems: Theoretical and Computational Aspects, Montecatini Terme, Italy, June 18-22, 2001.

29
C. Brezinski, M. Redivo-Zaglia, G. Rodriguez, and S. Seatzu.
Multi-parameter regularization techniques for ill-conditioned linear systems.
International Conference on Numerical Algorithms, Marrakesh, Morocco, October 1-5, 2001.

30
G. Rodriguez, S. Seatzu, and D. Theis.
A new extrapolation technique for ill-conditioned linear systems.
International Conference on Numerical Algorithms, Marrakesh, Morocco, October 1-5, 2001.

31
G. Rodriguez, S. Seatzu, and D. Theis.
Recenti sviluppi nella risoluzione dei sistemi lineari malcondizionati.
Due giornate di lavoro su Algebra Lineare Numerica e Applicazioni, Pisa, Italy, January 31-February 1, 2002.

32
C.V.M. van der Mee, G. Rodriguez, and S. Seatzu.
Sulla risoluzione dei sistemi lineari semi-infiniti con matrici di Toeplitz multi-indice.
Due giornate di lavoro su Algebra Lineare Numerica e Applicazioni, Pisa, Italy, January 31-February 1, 2002.

33
G. Rodriguez.
Relazione sul progetto ``Trattamento numerico di equazioni integrali e di problemi connessi di algebra lineare''.
GNCS 2002 - Incontro annuale del Gruppo Nazionale per il Calcolo Scientifico - INdAM, Ferrara, Italy, February 12-13, 2002.

34
G. Rodriguez and D. Theis.
Least squares solution of large Toeplitz linear systems.
VI Congresso SIMAI - Società Italiana di Matematica Applicata e Industriale, Chia Laguna (Cagliari), Italy, May 27-31, 2002.

35
G. Rodriguez and D. Theis.
Un algoritmo veloce per la risoluzione nel senso dei minimi quadrati di sistemi lineari di Toeplitz sovradeterminati.
Equazioni integrali e problemi connessi di algebra lineare, Cagliari, Italy, September 10-11, 2002.

36
C. Di Ruberto and G. Rodriguez.
Recognition of shapes by morphological attributed relational graphs.
VIII Convegno AIIA - Associazione Italiana Intelligenza Artificiale, Workshop sulla percezione e visione nelle macchine, Siena, Italy, September 10-13, 2002.

37
G. Rodriguez and D. Theis.
Un algoritmo per la stima del parametro di regolarizzazione ottimale mediante la curva L.
Convegno Nazionale ``Analisi Numerica: stato dell'arte'', Arcavacata di Rende (CS), Italy, September 26-28, 2002.

38
G. Rodriguez.
Metodologie per il trattamento di sistemi lineari strutturati malcondizionati.
Due giorni di Algebra Lineare Numerica 2003, Pisa, Italy, March 6-7, 2003.

39
G. Rodriguez.
Fast least squares and Tikhonov regularization for linear systems with displacement structure.
IWOTA 2003 - International Workshop on Operator Theory and Applications, Cagliari, Italy, June 24-27, 2003.

40
G. Rodriguez, S. Seatzu, and D. Theis.
An algorithm for solving Toeplitz systems by embedding in infinite systems.
IWOTA 2003 - International Workshop on Operator Theory and Applications, Cagliari, Italy, June 24-27, 2003.

41
C.V.M. van der Mee, G. Rodriguez, and S. Seatzu.
Precondizionamento circolante delle matrici di Toeplitz multiindice.
Due Giorni di Algebra Lineare Numerica e Applicazioni, Udine, Italy, January 22-23, 2004.

42
C.V.M. van der Mee, G. Rodriguez, S. Seatzu, and D. Theis.
Risoluzione di un sistema lineare di Toeplitz mediante immersione in un sistema infinito.
Convegno GNCS - Gruppo Nazionale per il Calcolo Scientifico, Montecatini, Italy, February 9-11, 2004.

43
C.V.M. van der Mee, G. Rodriguez, and S. Seatzu.
Computing multilevel circulant preconditioners.
ICCAM 2004, International Congress on Computational and Applied Mathematics, Katholieke Universiteit Leuven, Belgium, July 26-30, 2004.

44
C.V.M. van der Mee, G. Rodriguez, and S. Seatzu.
Circulant preconditioning of multiindex Toeplitz systems.
Structured Numerical Linear Algebra Problems: Algorithms and Applications, Cortona, Italy, September 19-24, 2004.

45
M. Redivo Zaglia and G. Rodriguez.
Implementazione di una libreria Matlab per il calcolo con matrici strutturate.
Matrici di Toeplitz a villa Toeplitz (2 Giorni di Algebra Lineare Numerica), Varese, Italy, February 14-15, 2005.

46
A. Morgera and G. Rodriguez.
Regularization of blurred images by tensor decomposition.
International Conference on Matrix Methods and Operator Equations, Moscow, Russia, June 20-25, 2005.

47
G. Rodriguez.
Un algoritmo rank-revealing per la risoluzione nel senso dei minimi quadrati di sistemi lineari a rango non pieno.
Giornate di Algebra Lineare Numerica ed Applicazioni, Padova, Italy, February 26-27, 2007.

48
G. Rodriguez.
Algorithms and software for the solution and the regularization of large structured linear systems.
International workshop on Numerical Linear Algebra, Internet and Large Scale Applications, Monopoli (Bari), Italy, September 9-14, 2007.

49
C. Brezinski, G. Rodriguez, and S. Seatzu.
Valutazione del parametro di regolarizzazione nella risoluzione dei sistemi lineari malcondizionati.
Equazioni Integrali: recenti sviluppi numerici e nuove applicazioni, Parma, Italy, September 27-28, 2007.

50
C. Brezinski, G. Rodriguez, and S. Seatzu.
Using error estimates to predict the correct degree of smoothing.
Matrix Analysis and Applications, CIRM Luminy, France, October 15-19, 2007.

51
G. Rodriguez.
On the regularization of large scale ill-conditioned linear systems.
Foundations of Computational Mathematics, Workshop on Numerical Linear Algebra, Hong Kong, June 16-26, 2008.

52
G. Rodriguez.
Choosing the Tikhonov regularization parameter in large scale problems.
Structured Numerical Linear Algebra Problems: Algorithms and Applications, Cortona, September 15-19, 2008.

53
G. Rodriguez.
An algorithm for the least-squares solution of rank-deficient linear systems.
Applied Inverse Problems 2009, Minisimposium on Computational Aspects and Emerging Applications, Vienna, July 20-24, 2009.

54
G. Rodriguez.
Matrix computations in the numerical solution of the nonlinear Schrödinger equation.
2nd Dolomites Workshop on Constructive Approximation and Applications, Section on Approximation Methods in Numerical Linear Algebra, Alba di Canazei, September 4-9, 2009.

55
G. Rodriguez.
Numerical effectiveness of the Reginska criterion in TSVD and iterative methods.
IPCA10 - Inverse Problems: Computation and Applications, CIRM Luminy, France, May 31-June 4, 2010.

56
G. Rodriguez.
Designing a library for structured linear algebra computation: solution of linear systems.
16th Conference of the ILAS, Minisymposium on Structured Matrices, Pisa, June 21-25, 2010.

57
G. Rodriguez.
A new criterion for choosing the regularization parameter in TSVD and iterative methods.
SIMAI 2010, Minisymposium on Analytical and Numerical Methods for Applied Inverse Problems, Cagliari, June 21-25, 2010.

58
C. Fenu and G. Rodriguez.
Inversion of electromagnetic data.
Foundations of Computational Mathematics, Workshop on Numerical Linear Algebra, Budapest, Hungary, July 4-14, 2011.

59
L. Reichel and G. Rodriguez.
Confronto di vecchie e nuove tecniche per la determinazione di un parametro di regolarizzazione discreto.
Due Giorni di Algebra Lineare Numerica, Genova, February 16-17, 2012.

60
C. Fenu, D. Martin, L. Reichel, and G. Rodriguez.
Fast ranking of nodes on a network with respect to $ f$-subgraph centrality.
Structured Numerical Linear and Multilinear Algebra. Problems Analysis, Algorithms, and Applications, KU Leuven, Belgium, September 10-14, 2012.

61
C. Fenu and G. Rodriguez.
Valutazione di funzioni matriciali con applicazioni alle reti complesse.
Due giornate di Matematica Applicata, Cagliari, October 16-17, 2012.

62
C. Fenu, D. Martin, R. Reichel, and G. Rodriguez.
Fast computation of centrality indices in complex networks.
New Frontiers in Numerical Analysis and Scientific Computing, Kent, Ohio, U.S.A., April 19-20, 2013.

63
G. Deidda, C. Fenu, and G. Rodriguez.
Regularized solution of linear and nonlinear problems in electromagnetic sounding.
2013 SIAM Conference on Mathematical and Computational Issues in the Geosciences, Minisymposium on Recent Regularization Methods for Subsurface Prospection and Remote Sensing (MS86), Padova, June 17-20, 2013.

64
J. Baglama, C. Fenu, R. Reichel, and G. Rodriguez.
Fast ranking of nodes on digraphs.
Nonlinear Evolution Equations and Linear Algebra (VDM60), Cagliari, September 2-5, 2013.

65
G. Tanda, M. Vanzi, C. Mannu, G. Rodriguez, and R. Dessì.
Photometric stereo for 3D mapping of carvings and relieves: case studies on prehistorical art in Sardinia.
XVII Seminário Internacional de Arte Rupestre de Mação, Mação, Portugal, April 9-10, 2014.

66
M. Vanzi, R. Mannu, C. Dessì, , G. Rodriguez, and G. Tanda.
Recent improvements in photometric stereo for rock art 3D imaging.
Documenting Prehistoric Parietal Art: Recently Developed Digital Recording Techniques, Cambridge, U. K., May 21-22, 2014.

67
J. Baglama, C. Fenu, R. Reichel, and G. Rodriguez.
Low-rank approximation methods for ranking the nodes of a complex network.
2014 SIAM Annual Meeting, MS30 Innovative Linear Algebra Techniques for Complex Networks, The Palmer House, Chicago, USA, July 7-11, 2014.

68
G. Deidda, C. Fenu, and G. Rodriguez.
On a nonlinear inverse problem in electromagnetic sounding.
Structured Numerical Linear and Multilinear Algebra: Analysis, Algorithms and Applications, Kalamata, Greece, September 8-12, 2014.

69
M. E. Hochstenbach, L. Reichel, and G. Rodriguez.
The COSE method for the regularization of linear discrete ill-posed problems.
Two Days on Applied Mathematics in Cagliari, Italy, April 9-10, 2015.

70
M. Bellalij, C. Fenu, R. Reichel, G. Rodriguez, and H. Sadok.
Approximating the trace of a matrix function via partial global block lanczos decomposition.
XX Congresso U.M.I., Sezione S12: Algebra lineare numerica e ottimizzazione, Siena, Italy, September 7-12, 2015.

71
R. Dessì, C. Mannu, G. Rodriguez, G. Stocchino, G. Tanda, and M. Vanzi.
Shape reconstruction by photometric stereo with unknown lighting.
SIAM Conference on Applied Linear Algebra 2015, MS14 Recent Advances in Numerical Linear Algebra for Image Processing, Hyatt Regency, Atlanta, USA, October 26-30. Available online, 2015.

72
G. Rodriguez.
A survey of inverse problems relevant in applied geophysics.
Opening Meeting for the Research Project GNCS 2016 ``PING - Inverse Problems in Geophysics'', Florence, Italy, April 6, 2016.

73
M. Bellalij, E. Cannas, A. Concas, C. Fenu, D. Martin, R. Reichel, G. Rodriguez, H. Sadok, and T. Tang.
Efficient computation of complex networks metrics by block Gauss quadrature rules.
$ 20^{\text{th}}$ ILAS Conference 2016, Minisymposium on Matrix Methods in Network Analysis, KU Leuven, Belgium, July 11-15, 2016, 2016.

74
R. Dessì, C. Mannu, G. Rodriguez, G. Stocchino, G. Tanda, and M. Vanzi.
3D restoration of prehistoric petroglyphs by photometric stereo.
SIMAI 2016, Minisymposium MS-31: New Mathematical Trends in Imaging, Milano, September 13-16, 2016.

75
G. Rodriguez.
Large scale computation of the trace of a matrix function.
International Workshop on Applied Mathematics & Quantum Information, Cagliari, November 3-4, 2016.

76
G. Rodriguez.
Come faremmo senza matematica?
Festival della Scienza ``La Scienza che unisce i popoli'', Cagliari, November 8-13, 2016.

77
C. Mannu, G. Rodriguez, and M. Vanzi.
Capitolo II. Rilievo 3D non a contatto: tecniche speciali per l'arte rupestre.
Presentazione del volume: Nuove tecniche di documentazione e di analisi per una ricostruzione delle società dalla fine del V al III millennio a.C. A cura di Giuseppa Tanda, Editore Condaghes. Cittadella dei Musei ``Giovanni Lilliu'', Cagliari, March 31, 2017.

78
G. Deidda, P. Díaz De Alba, G. Rodriguez, and G. Vignoli.
A relaxed gauss-newton algorithm for low frequency em data inversion with applications in geophysics.
SIAM Conference on Mathematical and Computational Issues in the Geosciences, Minisymposium on Mathematical and computational advances in geoelectromagnetic forward and inverse modelling (MS68, MS78), Erlangen (Germany), September 10-14, 2017.



Giuseppe Rodriguez
rodriguez@unica.it