CURRICULUM VITAE OF MARIA ELENA VALCHER

Maria Elena Valcher received the Master Degree (cum laude) in Electronic Engineering in July 1991 from the University of Padova (Italy) and the Ph.D. Degree in Systems Engineering in October 1995 from the same university. From November 1994 till October 1998 she was Assistant Professor in the Automatic Control area at the Department of Electronics and Computer Science of the University of Padova. From November 1998 to October 2001 she was Associate Professor of System Theory at the Engineering Faculty of the University of Lecce (Italy).

From November 2001 to December 2004 she was Associate Professor of System Theory at the Engineering Faculty of the University of Padova.

She is currently Full Professor of Control Theory at the University of Padova.

She is author/co-author of more than 55 papers appeared on international journals, 70 conference papers and some book chapters. Her research interests include multidimensional systems theory, polynomial matrix theory, behavior theory, convolutional coding, fault detection and observer design, delay-differential systems, switched systems and positive systems.

She was a Plenary Speaker at the workshop Positive Systems Theory and Applicatiosn (POSTA) 2009, Valencia (Spagna), September 2-4, 2009, and SemiPlenary Speaker at the 49th IEEE Conference on Decision and Control (CDC 2010), Atlanta (Georgia), December 15-17, 2010.

She has been involved in the Organizing Committees and in the Program Committees of several IEEE Control Systems Society (CSS)-sponsored conferences:

- PROGRAM COMMITTEE MEMBER OF THE 38TH IEEE CONFERENCE ON DECISION AND CONTROL, PHOENIX 1999.

- REGISTRATION CHAIR OF THE 43RD IEEE CONFERENCE ON DECISION AND CONTROL, BAHAMAS 2004.

- EDITOR OF THE JOINT 44TH IEEE CONFERENCE ON DECISION AND CONTROL- EUROPEAN CONTROL CONFERENCE, SEVILLA (SPAIN), 2005.

- PUBBLICITY CHAIR FOR EUROPE OF THE 1ST MULTI-CONFERENCE ON SYSTEMS AND CONTROL, SINGAPORE 2007.

- PROGRAM COMMITTEE MEMBER OF THE 46TH IEEE CONFERENCE ON DECISION AND CONTROL, NEW ORLEANS 2007.

- EDITOR OF THE 47TH IEEE CONFERENCE ON DECISION AND CONTROL, CANCUN (MEXICO), 2008.

- EDITOR OF THE JOINT 50TH IEEE CONFERENCE ON DECISION AND CONTROL- EUROPEAN CONTROL CONFERENCE, ORLANDO (FLORIDA), 2011.

- PROGRAM CHAIR OF THE 51 IEEE CONFERENCE ON DECISION AND CONTROL, MAUI (HAWAII), 2012.

Other conference related activities:

- ORGANIZING COMMITTEE MEMBER OF THE CONFERENCE "THE MATHEMATICAL THEORY OF NETWORKS AND SYSTEMS" (MTNS'98), PADOVA (ITALY), 1998

- PROGRAM COMMITTEE MEMBER OF THE CONFERENCE "THE MATHEMATICAL THEORY OF NETWORKS AND SYSTEMS" (MTNS'02), NOTRE DAME, 2002

- PROGRAM COMMITTEE MEMBER OF THE WORKSHOP ON POSITIVE SYSTEMS "POSTA 2003", ROMA (ITALY), 2003

- PROGRAM COMMITTEE MEMBER OF THE WORKSHOP ON POSITIVE SYSTEMS "POSTA 2006", GRENOBLE (FRANCE), 2006

- PROGRAM COMMITTEE MEMBER OF THE CONFERENCE "SAFEPROCESS 2006", BEJING (CHINA), 2006

- PROGRAM COMMITTEE MEMBER OF THE WORKSHOP ON MULTIDIMENSIONAL SYSTEMS "NDS 2007", AVEIRO (PORTUGAL), 2007

- PROGRAM COMMITTEE MEMBER OF THE WORKSHOP ON POSITIVE SYSTEMS "POSTA 2009", VALENCIA (SPAIN), 2009

- PROGRAM COMMITTEE MEMBER OF THE IEEE MMAR 2009 CONFERENCE, MIEDZYZDROJE (POLAND), 2009

- PROGRAM COMMITTEE MEMBER OF THE 18TH IEEE MEDITERRANEAN CONFERENCE ON CONTROL AND AUTOMATION (MED 2010), MARRAKECK (MAROCCO), 2010;

- PROGRAM COMMITTEE MEMBER OF CONFERENCE "THE MATHEMATICAL THEORY OF NETWORKS AND SYSTEMS" (MTNS 2010) BUDAPEST (HUNGARY), 2010

- PROGRAM COMMITTEE MEMBER OF THE IEEE MMAR 2010 CONFERENCE, MIEDZYZDROJE (POLAND), 2010

- INTERNATIONAL PROGRAM COMMITTEE MEMBER OF THE 8TH EUROPEAN WORKSHOP ON ADVANCED CONTROL AND DIAGNOSIS (ACD 2010) FERRARA (ITALY), 2010

- REGISTRATION CHAIR OF THE 2011 IFAC WORLD CONFERENCE, MILANO (ITALY), 2011.

- ORGANIZER OF THE INTERNATIONAL WORKSHOP IN THE OCCASION OF THE 70TH BIRTHDAY OF GIOVANNI MARCHESINI "MATHEMATICAL SYSTEMS THEORY: WHERE ARE WE?", 2006

She was in the Editorial Board of the IEEE Transactions on Automatic Control (1999-2002), in the Editorial Board of Systems and Control Letters (2004-2010), and she is currently in the Editorial Boards of Automatica (2006-) and Multidimensional Systems and Signal Processing (2004-).

She was Outstanding Reviewer of the IEEE Transactions on Automatic Control in 1999 and 2002, and Outstanding Reviewer of Automatica for the period July 2001-July 2002.

She has been an active member of the IEEE CSS:

- APPOINTED MEMBER OF THE IEEE CSS BOARD OF GOVERNORS: 2003.

- ELECTED MEMBER OF THE IEEE CSS BOARD OF GOVERNORS: 2004-2006.

- IEEE CSS VICE PRESIDENT MEMBER ACTIVITIES: 2006 AND 2007.

- IEEE CSS VICE PRESIDENT CONFERENCE ACTIVITIES: 2008, 2009 AND 2010.

- ELECTED MEMBER OF THE IEEE CSS BOARD OF GOVERNORS: 2010-2012.

She is Senior Member of the IEEE since 2003.

Other activities:

- REVIEWER OF RESEARCH PROJECTS FOR THE NATIONAL SCIENCE FOUNDATION IN 2001.

- REVIEWER OF RESEARCH PROJECTS FOR THE VIDI PROJECT (INNOVATIONAL RESERACH INCENTIVES SCHEME) OF THE NETHERLANDS ORGANISATION FOR SCIENTIFIC RESEARCH (NWO) IN 2003.

- REVIEWER OF THE OPEN COMPETITION EXACTE WTENSCHAPPE 2006 OF THE NETHERLANDS ORGANISATION FOR SCIENTIFIC RESEARCH (NWO) IN 2007.

- REVIEWER OF AN APPLICATION AS FULL PROFESSOR FOR THE MATHEMATICS AND NATURAL SCIENCES FACULTY AT THE UNIVERSITY OF GRONINGEN (NL) IN 2003.

Pubblications

a) Books

B1. M.Bisiacco, E.Fornasini, G.Marchesini, M.E.Valcher, S.Zampieri Modelli dinamici multidimensionali, pp.315, Istituto Veneto di Scienze, Lettere ed Arti, 1994

B2. E.Fornasini, M.E.Valcher "Metodi e algoritmi per lo studio dei Sistemi Multivariabili", Parte I, pp.250 (Dispensa per il Corso di "Sistemi Multivariabili")

B3. M.Bisiacco e M.E. Valcher "Lezioni di Controlli Automatici", Ed. Libreria Progetto, Padova 2002.

B4. G.Ricci e M.E. Valcher "Segnali e Sistemi", Ed. Libreria Progetto, Padova 2002.

B5. G.Ricci e M.E. Valcher "Segnali e Sistemi", Seconda Edizione, Ed. Libreria Progetto, Padova 2004.

B6. G.Ricci e M.E. Valcher "Segnali e Sistemi", Terza Edizione, Ed. Libreria Progetto, Padova 2006.

B7. M.Bisiacco e M.E. Valcher " Controlli Automatici", Ed. Libreria Progetto, Padova 2008.

B8. G.Ricci e M.E. Valcher "Segnali e Sistemi", Quarta Edizione, Ed. Libreria Progetto, Padova 2010.

b) Journal Papers

1. M.E.Valcher, E.Fornasini “Polynomial Inverses of 2D transfer matrices and finite memory realizations via inverse systems”, Multidimensional Systems and Signal Processing, n.4, pp. 269-284, 1993

2. E.Fornasini, G.Marchesini, M.E.Valcher “On the structure of finite memory and separable 2D systems”, (Brief paper) Automatica, vol.29, pp.347-50, 1994

3. E.Fornasini, M.E.Valcher “Algebraic aspects of 2D convolutional codes”, (Regular Paper) IEEE Trans. on Information Theory, vol. IT-40, 4, pp.1068-1082, 1994

4. M.E. Valcher, E.Fornasini “On 2D finite support convolutional codes: an algebraic approach”, Multidimensional Systems and Signal Processing, vol.5, pp.231-43, 1994

5. E.Fornasini, M.E.Valcher “Matrix pairs in 2D systems: an approach based on trace series and Hankel matrices”, SIAM Journal On Control and Optimization, vol.33, vol.4, pp.1127-1150, 1995

6. M.E. Valcher, E.Fornasini “State models and asymptotic behaviour of 2D positive systems”, IMA Journal of Math.Control and Information, vol.12, pp.17-36, 1995

7. E.Fornasini, M.E. Valcher “On the spectral and combinatorial structure of 2D positive systems”, Linear Algebra and its Appl., vol. 245, pp. 223-258, 1996

8. M.E.Valcher “A state-space approach to the design of syndrome-formers”, Systems and Control Letters, vol.27, pp.99-107, 1996

9. M.E.Valcher “Controllability and reachability criteria for discrete-time positive systems”, International Journal of Control, vol.65, n.3, pp. 511-536, 1996

10. E.Fornasini, M.E.Valcher “Directed graphs, 2D state models and characteristic polynomials of irreducible matrix pairs”, Linear Algebra and its Appl., vol.263, pp.275-310, 1997

11. E.Fornasini, M.E.Valcher “nD polynomial matrices with applications to multidimensional signal analysis”, Multidimensional Systems and Signal Processing, vol.8, pp.387-407, 1997

12. M.E.Valcher “On the internal stability and asymptotic behavior of 2D positive systems”, (Regular Paper) IEEE Trans. on Circuits and Systems, Part I, vol.44, pp.602-613, 1997.

13. E.Fornasini, M.E.Valcher “Multidimensional systems with finite support behaviors: signal structure, generation and detection”, SIAM Journal on Control and Optimization, vol.36, No.2, pp.760-779, 1998.

14. E.Fornasini, M.E.Valcher “Primitivity of positive matrix pairs: algebraic characterization, graph theoretic description and 2D systems interpretation”, SIAM Journal on Matrix Analysis and Applications, vol.19, no.1, pp.71-88, 1998.

15. M.E.Valcher “On the control of finite support behaviors”, Systems and Control Letters, vol.31, pp.65-75, 1997

16. E.Fornasini, M.E.Valcher “Stability properties and periodic evolutions of bilinear systems in input/output form”, (Technical Note) IEEE Trans. on Automatic Control, vol. 44, no.6, pp. 1197-1202, 1999.

17. M.E.Valcher “State observers for discrete time linear systems with unknown inputs”, (Technical Note) IEEE Trans. on Automatic Control, vol.44, no.2, pp.397-401,1999.

18. E.Fornasini, M.E.Valcher “Recent developments in 2D positive system theory”, Journal of Applied Mathematics and Computer Science, vol.7, no.4, pp.713-735, 1997

19. M.E.Valcher, L.Farina “An algebraic approach to the construction of polyhedral invariant cones”, SIAM Journal on Matrix Analysis and Applications, vol. 22, no. 2, pp.453-471, 2000.

20. M.E.Valcher, J.C.Willems “Observer synthesis in the behavioral approach”, (Regular Paper) IEEE Trans. on Automatic Control, vol.44, no. 12, pp.2297-2307, 1999.

21. M.E.Valcher “Characteristic cones and stability properties of two-dimensional autonomous behaviors”, (Regular Paper) IEEE Trans. on Circuits and Systems, Part I, CAS-47, no.3, pp.290-302, 2000.

22. M.E.Valcher, J.C.Willems “Dead beat observer synthesis”, Systems and Control Letters, vol.37, pp.285-292,1999.

23. M.E.Valcher “On the decomposition of 2D behaviors”, Multidimensional Systems and Signal Processing, vol. 11, pp.49-65, 2000.

24. M.E.Valcher “A behavioral approach to classic polynomial matrix descriptions”, Systems and Control Letters, vol. 40, issue 4, pp.279-288, 2000.

25. M.E.Valcher “Nonnegative linear systems in the behavioral approach: the autonomous case”, Linear Algebra and its Appl., vol. 319, Issue 1-3, pp. 147-162, 2000.

26. M.Bisiacco, M.E.Valcher “A note on the direct sum decomposition of two-dimensional behaviors”, (Brief paper) IEEE Trans. On Circuits and Systems, Part I, vol. 48 issue 4, pp. 490-494, 2001.

27. M.Bisiacco, M.E.Valcher “Behavior decompositions and two-sided diophantine equations”, (Brief paper) Automatica, vol. 37, issue 9, pp. 1387-1395, 2001.

28. M.E.Valcher “On the stability of delay-differential systems in the behavioral framework”, (Technical Note) IEEE Trans. On Automatic Control, vol. AC-46, no.10, pp.1634-1638, 2001.

29. M.Bisiacco, M.E.Valcher “Common properties of certain direct sum decompositions of a two-dimensional behavior”, in corso di pubblicazione su International Journal Of Computer Research (special issue on Multidimensional Systems), 2001.

30. M.E.Valcher “State-space descriptions and observability properties of 2D finite-dimensional autonomous behaviors ”, Systems and Control Letters, vol. 44, no. 2, pp. 91-102, 2001.

31. M.E.Valcher “Nonnegative realization of autonomous systems in the behavioral approach”, SIAM Journal On Control and Optimization., vol. 40, no. 2, pp. 540-556, 2001.

32. M.Bisiacco, M.E.Valcher “Autonomous behaviors decomposition and modal analysis”, International Journal of Control, vol. 74, no.17, pp.1690-1705, 2001.

33. M.Bisiacco, M.E.Valcher “Some results on the relationship between two-dimensional behaviors decompositions and the factor skew-primeness property”, Multidimensional Systems and Signal Processing, vol. 13, pp. 289-315, 2002.

34. M.E.Valcher “On some special features which are peculiar to discrete-time behaviors with trajectories on Z₊”, Linear Algebra and its Applications, vol. 351-352, pp.719-737, 2002.

35. M.E.Valcher “Driving variable realizations and the nonnegative realization problem for controllable behaviors", International Journal of Control, vol. 78, no.10, pp.720-733, 2005.

36. G. Parlangeli, M.E.Valcher “Optimal filtering, fault detection and isolation for linear discrete time systems in a noisy environment", Int.J. of Adaptive Control and Signal Processing, vol. 17, no. 10, pp.729-750, 2003.

37. M.Bisiacco, M.E.Valcher “Two-dimensional behavior decompositions with finite-dimensional intersection", WSEAS Transactions on Circuits, vol. 1, no. 1, pp. 50-55, 2002.

38. M.Bisiacco, M.E. Valcher "Two-dimensional behavior decompositions with finite-dimensional intersection: a complete characterization", Multidimensional Systems and Signal Processing, vol. 16, no.3, pp. 335-354, 2005.

40. M.Bisiacco, M.E. Valcher "Unknown input observers for 2D state-space models", International Journal of Control (special issue on Multidimensional Control Systems: Theory with a view to applications), vol. 77, no.9, pp. 861-876, Giugno 2004.

41. A. Trevisani, M.E. Valcher “An energy-based adaptive control design technique for

multibody-mechanisms with flexible links”, IEEE/ASME Transactions on Mechatronics, vol. 10, no. 5, pp. 571-580, 2005

42. E. Fornasini, M.E. Valcher “Controllability and reachability of 2D positive systems: a graph theoretic approach”, IEEE Transactions on Cicruits and Systems, Part I: Regular Papers, vol. 52, no.3, pp.576-585, 2005.

43. M.Bisiacco, M.E. Valcher "Observers and Luenberger-type observers for 2D state-space models affected by unknown inputs", WSEAS Transactions on Circuits and Systems, vol. 3, no. 5, pp. 1268-1273, 2004.

44. E.Fornasini, M.E. Valcher e R. Pinto “A polynomial matrix approach to the structural properties of positive 2D systems, Linear Algebra and its Appl,, Volume 413, Issues 2-3, pp. 458-473, 2006.

45. M.Bisiacco, M.E. Valcher "Observer-based fault detection and isolation for 2D state-space models”, Multidimensional Systems and Signal Processing, vol 17, pp. 219-242, 2006.

46. M.Bisiacco, M.E. Valcher, J.C. Willems “A behavioral approach to estimation and observer design problem with applications to state-space models”, IEEE Transactions on Automatic Control, AC-51, no. 11, pp. 1787-1797, November 2006.

47. M.Bisiacco, M.E. Valcher “The general fault detection and isolation problem for 2D state-space models”, Systems and Control Letters, vol. 55, 894-899, 2006.

48. P.Santesso, M.E. Valcher “Monomial reachability and zero-controllability of discrete-time positive switched systems”, Systems and Control Letters, vol. 57, pp.340-347, 2008.

49. P.Santesso, M.E. Valcher “On the zero pattern properties and asymptotic behavior of continuous-time positive system trajectories”, Linear Algebra and its Applications, 425, pp.283-302, 2007.

50. M. Bisiacco, M.E. Valcher “Dead-beat estimation problems for 2D behaviors”, Multidimensional Systems and Signal Processing, vol.9, issue 3/4, pp.287-306, December 2008

51. M.E. Valcher “Reachability properties of continuous-time positive systems”, IEEE Transactions on Automatic Control, vol 54 (7), pp. 1586-1590.

52. M.E.Valcher, P.Santesso “Asymptotic exponential cones of Metzler matrices and their use in the solution of an algebraic problem”, Linear Algebra and its Applications, vol. 432, pp. 980-1006, 2010.

53. M.E. Valcher, P.Santesso “Reachability properties of single-input continuous-time positive switched systems”, IEEE Transactions on Automatic Control, pp. 1117-1130, vol. 55, no.5, Maggio 2010.

54. E. Fornasini, M.E. Valcher "Reachability of a class of discrete-time positive switched systems", SIAM J. on Control and Optimization, vol. 49, no.1, pp 162-184, 2011.

55. E. Fornasini, M.E. Valcher "Linear copositive Lyapunov functions for continuous-time positive switched systems", IEEE Transactions on Automatic Control, pp. 1933-1937, vol. 55, no.8, Agosto 2010.

c) Book Chapters

Cap1. E.Fornasini, M.E. Valcher “On the asymptotic dynamics of 2D positive systems”, in “System and Networks: Mathematical theory and applications”, U. Helmke, R. Mennicken and J. Surer Eds., Akademie Verlag, vol 2, pp.677-680, 1993.

Cap2. E.Fornasini, M.E.Valcher “On some connections between input/output bilinear maps and 2D systems”, in “Nonlinear Analysis: Theory, Methods & Applications”, Ed. V.Lakshmikantham, Volume 30, Part 4, pp. 1995-2005, 1997

Cap3. E.Fornasini, G.Marchesini, M.E.Valcher “Matrix pairs and 2D systems analysis”, in “Operators, Systems and Linear Algebra: Three decades of algebraic systems theory", U.Helmke, D.Praetzel-Woltzers and E.Zerz eds., B.G.Teubner- Stuttgrard, pp.56-69, 1997

Cap4. L.Farina, M.E.Valcher “An algebraic approach to the construction of polyhedral invariant cones", in “Mathematical Theory of Networks and Systems”, A.Beghi, L. Finesso and G. Picci Ed., Il Poligrafo (Padova), pp.145-148, 1998

Cap5. M.E.Valcher, J.C.Willems "Observer synthesis in the behavioral approach with applications to convolutional decoding", in “Mathematical Theory of Networks and Systems”, A.Beghi, L. Finesso and G. Picci Ed., Il Poligrafo (Padova), pp.1103-1106, 1998

Cap6. M.E.Valcher "Stabilizability properties of two-dimensional behaviors", in “Mathematical Theory of Networks and Systems”, A.Beghi, L. Finesso and G. Picci Ed., Il Poligrafo (Padova), pp.417-420, 1998

Cap7. M.E.Valcher “Some results about the decomposition of 2D behaviors”, nel volume “The mathematics of systems and control: from intelligent control to behavioral systems”, J.W.Polderman e H.J.Trentelman Eds., Collezione di articoli per il Workshop in occasione del 60esimo compleanno di J.C. Willems, pp. 191-201, Groningen (NL), 17-18 Settembre 1999

Cap8. M.E.Valcher, J.C.Willems “An approach to observer design”, in “Dynamical Systems, Control, Coding, Computer Vision: new trends, interfaces, and interplay”, della Serie “Progress in Systems and Control Theory", Eds., Birkauser, pp. 283-300,1999.

Cap9. M.Bisiacco, M.E.Valcher “Autonomous behaviors and their decomposition into the direct sum of irreducible components”, in «Systems and Control: Theory and Applications», Ed. Nikos Mastorakis, “Electrical and Computer Engineering Series”, World Scientific and Engineering Society Press, pp. 27-32, 2000.

Cap10. M.Bisiacco, M.E.Valcher “On the decomposition of differential behaviors into the direct sum of irreducible components”, in «Advances in Systems Science: Measurement, Circuits and Control», Ed. Nikos Mastorakis and L.A. Pecorelli-Peres, “Electrical and Computer Engineering Series”, World Scientific and Engineering Society Press, pp. 229-233, 2001.

Cap11. E.Fornasini, M.E. Valcher "On the positive reachability of 2D positive systems", in "Positive Systems", Lecture Notes in Control and Information Sciences, Eds. L. Benvenuti, A. De Santis, L. Farina, (presentato al 1^st Multidisciplinary International Symposium on Positive Systems: Theory and Application “Posta ‘03”, 28-30 Agosto 2003), pp.297-304, 2003.

Cap12. P.Santesso, M.E. Valcher “An algebraic approach to the structural properties of continuous time positive switched systems”, Lecture Notes in Control and Information Sciences, Eds. C.Commault, N. Marchand, (presentato come invited paper al 2nd Multidisciplinary International Symposium on Positive Systems: Theory and Application “Posta ‘06”, 29 Agosto – 1 Settembre 2006), pp.185-192, 2006.

Cap13. M.E. Valcher “k-switching reachability sets of continuous-time positive switched systems”, Lecture Notes in Control and Information Sciences, Rafael Bru e Sergio Romero-Vivo Eds. , (invited paper al 3rd Multidisciplinary International Symposium on Positive Systems: Theory and Application “Posta ‘09”, 2-4 Settembre 2009), pp. 173-181, 2009.

Cap14. M.E. Valcher “Reachability analysis for different classes of positive systems”, Lecture Notes in Control and Information Sciences, Rafael Bru e Sergio Romero-Vivo Eds. (plenary paper al 3rd Multidisciplinary International Symposium on Positive Systems: Theory and Application “Posta ‘09”, 2-4 Settembre 2009), pp. 29-41, 2009.

d) Conference Proceedings

c1. E.Fornasini, M.E.Valcher “On the structure of finite memory and separable 2D systems”, Proc. 2nd IFAC Workshop on System Structure and Control, pp.400-403, Praga 1992

c2. E.Fornasini, M.E.Valcher “Some aspects of the algebraic structure of 2D convolutional codes”, (Abstract) Proc. EUROCODE '92, CISM, Udine 1992

c3. M.E. Valcher, E.Fornasini “Encoders and decoders of 2D finite convolutional codes: a progress report”, Proc. Communication and Control (COMCON) IV Conference, pp.248-258, Rodi 1993

c4. M.E.Valcher “On the invertibility of 2D transfer matrices and 2D systems”, Proc. of Communication and Control (COMCON) IV Conference, pp.237-247, Rodi 1993

c5. E.Fornasini, M.E.Valcher “2D systems: characteristic polynomial structure and state-space geometry”, Proc. European Control Conference '93, pp. 1470-1475, Groningen (NL) 1993

c6. E.Fornasini, M.E.Valcher “On the relevance of some primeness properties in the analysis of nD finite support behaviors”, Proc. IEEE-SMC IMACS International Symposium on Signal Processing, Robotics and Neural Networks (SPRANN'94) Conference, pp.89-92, Lille (F) 1994

c7. E.Fornasini, M.E. Valcher “State models of 2D positive systems”, Proc. of the IEEE International Symposium on Circuits and Systems (ISCAS '94) Conference, vol.5, pp.141-144, Londra (GB) 1994

c8. E.Fornasini, M.E. Valcher “Duality analysis of 2D convolutional codes”, (Abstract) Proc. of the IEEE International Symposium on Information Theory, p. 23, Trondheim (N) 1994

c9. E.Fornasini, M.E.Valcher “Multidimensional signals in communications and control”, Proc. Communication and Control (COMCON) V Conf., pp. 90-101, Creta, Giugno 1995

c10. E.Fornasini, M.E.Valcher “Combinatorial properties of nonnegative matrix pairs and behavior of 2D systems”, Proc. IFAC Conference on System Structure and Control, pp. 482-487, Nantes (F) 1995

c11. E.Fornasini, M.E.Valcher “A polynomial matrix approach to the behavioral analysis of nD systems”, Proc. European Control Conference '95 pp. 1757-1762, Roma 1995

c12. E.Fornasini, M.E.Valcher “Observability and extendability of finite support nD behaviors”, (invited paper) Proc. 34th IEEE Conference on Decision and Control, pp. 3277-82, New Orleans, 1995

c13. M.E.Valcher “Canonical forms for discrete-time positive reachable systems”, presentato al International Symposium on the Mathematical Theory of Networks and Systems (MTNS'96), St.Louis, Giugno1996

c14. E.Fornasini, M.E.Valcher “Strictly positive behavior of 2D positive systems”, presentato all’ International Symposium on the Mathematical Theory of Networks and Systems (MTNS'96), St.Louis, Giugno1996

c15. E.Fornasini, M.E.Valcher “Multidimensional convolutional codes in the behavioral approach”, (invited paper) Proceedings of the Circuits, Systems and Computers '96 Conference, pp. 315-321, Atene, 1996

c16. E.Fornasini, M.E.Valcher “Dynamical behavior of 2D positive systems”, Proc. 2nd Portoguese Control Conference (Controlo'96), pp. 407-412, Oporto 1996

c17. E.Fornasini, M.E.Valcher “The polynomial approach to the analysis and control of 2D systems” (invited paper) Proceedings of the IFAC Workshop on Manifacturing Systems (MIM '97), pp.199-204, Vienna 1997

c18. E.Fornasini, M.E.Valcher “Structural properties of 2D compartmental models”, Proceedings of the Control '97 Conference, pp.382-385, Cancun (Mexico) 1997

c19. M.E.Valcher “A note on the control problem for finite support behaviors”, Proceedings of the American Control Conference 1997, pp.3562-3566, Albuquerque (New Mexico), 4-6 Giugno 1997

c20. E.Fornasini, M.E.Valcher “Stability and stabilizability of 2D behaviors”, (invited paper) Proceedings of the 36th IEEE Conference on Decision and Control, pp. 2590-2595, San Diego, 10-12 Dicembre 1997

c21. M.E.Valcher, J.C.Willems “Observer design in the behavioral approach”, (invited paper) Proceedings of the 36th IEEE Conference on Decision and Control, pp. 2596-2601, San Diego, 10-12 Dicembre 1997

c22. M.E.Valcher “Characteristic cones of 2D autonomous behaviors”, Proceedings of the 3rd Portoguese Control Conference (Controlo'98), pp. 163-168, Coimbra, 9-11 Settembre 1998

c23. M.Bisiacco, M.E.Valcher “Some algebraic connections between behavior decompositions and two-sided diophantine equations”, Proceedings of the 38th IEEE Conference on Decision and Control, pp. 5320-5325, Phoenix, 7-10 Dicembre 1999.

c24. M.E.Valcher “Stability of delay-differential systems in the behavioral framework”, Proceeding della 2000 American Control Conference, pp. 953-957, Chicago, 28-30 Giugno 2000.

c25. M.Bisiacco, M.E.Valcher “Direct sum decompositions of two-dimensional behaviors”, Proceedings of the Fourtheen International Symposium on the Mathematical Theory of Networks and Systems MTNS’2000, (B71.pdf), Perpignan, Francia, 19-23 Giugno, 2000.

c26. M.Bisiacco, M.E.Valcher “Autonomous behaviors and their decomposition into the direct sum of irreducible components”, in «Systems and Control: Theory and Applications», Ed. Nikos Mastorakis, pp. 27-32, presentato alla 4^th World Multiconference on Circuits, Systems, Communications & Computers (CSCC’2000), Atene (Grecia), 10-15 Luglio 2000.

c27. M.Bisiacco, M.E.Valcher “On the relationship between two-dimensional behaviors

decompositions and the factor skew-primeness property”, invited paper Proceedings della 39esima IEEE Conference on Decision and Control (CDC), Sydney (Australia), pp. 2494-2499, 12-15 Dicembre 2000.

c28. M.E. Valcher “Nonnegative linear systems in the behavioral approach”, Proceedings della 39esima IEEE Conference on Decision and Control (CDC), Sydney (Australia), pp.3175-3180, 12-15 Dicembre 2000.

c29. M.E.Valcher “Properties of finite-dimensional sets of solutions of 2D difference equations”, invited paper all’European Control Conference ECC2001, Porto (Portogallo), pp. 1396-1400, 4-7 Settembre 2001.

c30. M.E.Valcher “Nonnegativity and the nonnegative realization problem for scalar autonomous behaviors”, (invited paper) Proceedings della 8th International Conference on Advances in Communications and Control (COMCON 8) Creta, pp. 857-867, Grecia, Giugno 2001

c31. M.E.Valcher “A note on discrete-time behaviors with trajectories on Z+”, (invited paper) alla Fourth SIAM Conference on Linear Algebra in Signals, Systems and Control, Boston, 13-16 Agosto, 2001.

c32. M.E. Valcher, L. Farina "On the construction of matrix invariants with applications", invited paper al "Max-plus Workshop"(satellite dell' IFAC Symposium on System Structure and Control), file 216, Prague, 27-29 Agosto 2001

c33. M.E.Valcher “On the nonnegative realization problem for controllable behaviors", invited paper al IFAC 15^th World Congress, Barcelona (Spagna), File T-We-M12-2, Luglio 21-26, 2002.

c34. G. Parlangeli, M.E.Valcher “Disturbed fault detection and isolation problems for linear state models in a noisy environment", Proceedings of the IFAC 15^th World Congress, Barcelona (Spagna), File T-Tu-M14-3, Luglio 21-26, 2002.

c35. M.E.Valcher “Positive systems in the behavioral approach: main issues and recent results", Proceedings of the Fifteenth International Symposium on Mathematical Theory of Networks and Systems, File 14900_2, University of Notre Dame, 12-16 Agosto, 2002

c36. M.E.Valcher “Nonnegative realization of autonomous systems in the behavioral approach”, Proceedings of the 41st IEEE Conference on Decision and Control, pp. 2131-2136, Las Vegas, Nevada, 10-13 Dicembre, 2002.

c37. E. Fornasini, M.E. Valcher "On the dynamics of 2D positive systems", (invited paper) Proceedings of the 8^th IEEE International Conference on Methods and Models in Automation and Robotics (MMAR 2002), pp.21-26, Stettino (Polonia), 2-5 Settembre 2002.

c38. E.Fornasini, M.E. Valcher "A combinatorial approach to the (positive) reachability of 2D positive systems", Proceedings della European Control Conference 2003 (ECC 03), Cambridge (U.K. ), file 442.pdf, 1-4 Settembre 2003.

c39. G. Parlangeli, M.E.Valcher “LQ optimal control problem in a behavioral setting: new perspectives on the problem statement and solution", Proceedings della European Control Conference 2003 (ECC 03), Cambridge (U.K. ), file 265.pdf, 1-4 Settembre 2003.

c40. M.E. Valcher “A note on the driving variable realization of behaviors”, (invited paper) Proceedings della 42nd IEEE Conference on Decision and Control, Maui, Hawai (USA), pp.1627-1632, 9-12 Dicembre, 2003.

c41. A. Trevisani, M.E. Valcher "Adaptive control of a flexible-link mechanism using an energy-based approach", Proceedings dell’American Control Conference 2004, Boston, pp. 5256-5261, 30 Giugno-2 Luglio, 2004.

c42. M.Bisiacco, M.E. Valcher "Unknown input observers for 2D systems", (invited paper) Proceedings of the Sixteenth International Symposium on Mathematical Theory of Networks and Systems (MTNS 2004), Katholieke Universiteit Leuven, Leuven (Belgio), file 45.pdf, 5-9 Luglio 2004.

c43. M.Bisiacco, M.E. Valcher "Observers and Luenberger-type observers for 2D state-space models affected by unknown inputs", (Best Paper on Multidimensional Systems) Proceedings of the 8^th WSEAS International Conference on Systems, file 487-103.pdf, Vouliagmeni (Atene, Grecia),12-15 Luglio 2004.

c44. E.Fornasini, M.E. Valcher “Structural properties of 2D positive state-space models”, (invited paper) Proceedings of the 12^th IEEE Mediterranean Conference on Control and Automation MED’04, Smirne, pp. 1260-1265, 6-9 Giugno 2004.

c45. E.Fornasini, M.E. Valcher “Controllability and reachability of 2D positive systems: a graph theoretic approach”, (invited paper) Proceedings of the Sixteenth International Symposium on Mathematical Theory of Networks and Systems (MTNS 2004), Katholieke Universiteit Leuven, Leuven (Belgio), file 60.pdf, 5-9 Luglio 2004.

c46. G. Parlangeli, M.E.Valcher “A behavioral approach to the LQ optimal control problem", (invited paper) Proceedings of the Sixteenth International Symposium on Mathematical Theory of Networks and Systems (MTNS 2004), Katholieke Universiteit Leuven, Leuven (Belgio), file 186.pdf, 5-9 Luglio 2004.

c47. M.E.Valcher “A note on the nonnegative realization of rational transfer functions”, Proceedings of the 43rd IEEE Conference on Decision and Control, Paradise Island, The Bahamas, pp. 346-351, 14-17 Dicembre, 2004.

c48. M.E.Valcher (con M.Bisiacco) “A behavioral approach to the estimation problem and its applications to state-space models”, Mathematisches Forschungsinstitut Oberwolfach Report No. 11/2005, Regelungstheorie Organised by Frank Allgower (Stuttgart) Uwe Helmke (Wurzburg) Huibert Kwakernaak (Enschede) (extended abstract) pp. 625-626, presentato al Regelungstheorie Workshop, tenutosi all’Istituto di Matematica di Oberwolfach (Germania), 27/2-5/3/2005,

c49. J.C. Willems, M.E. Valcher “Linear-quadratic control and quadratic differential forms”, Procceedings 16^th IFAC World Conference, Praga (Repubblica Ceca), file 2959.pdf, 4-8 Luglio, 2005.

c50. E.Fornasini, M.E. Valcher e R. Pinto “A polynomial matrix approach to the structural properties of positive 2D systems”, Proceedings of the Joint IEEE ISIC-Med’05 Conference, pp. 767,772, Cipro, 2005.

c51. M.Bisiacco, M.E. Valcher “A behavioral approach to the estimation problem and its applications to state-space models”, (invited paper) Proceedings of the 44^th IEEE Conf. on Decision and Control (CDC) and European Control Conference ECC’05, Seville (Spain), pp. 167-172, December 2005.

c52. J.C.Willems, M.E. Valcher “Optimality with respect to blips”, (invited paper) Proceedings of the 44^th IEEE Conf. on Decision and Control (CDC) and European Control Conference ECC’05, Seville (Spain), pp. 2905-2910, December 2005.

c53. P.Santesso, M.E. Valcher “A fault-tolerant approach to the control of multibody mechanisms with flexible links”, Proceedings of the American Control Conference 2006 (ACC 2006), pp. 412-417, Minneapolis, 14-16 Giugno 2006.

c54. M.Bisiacco, M.E. Valcher “A behavioral approach to 2D estimation problems”, (invited paper) Proceedings of the Seventeenth International Symposium on Mathematical Theory of Networks and Systems (MTNS 2006), Kyoto, File FrP11.1.pdf, Luglio 2006.

c55. M.Bisiacco, M.E. Valcher “Fault detection and isolation of two-dimensional systems”, (invited paper) Proceedings of the Seventeenth International Symposium on Mathematical Theory of Networks and Systems (MTNS 2006), Kyoto, File ThA11.3.pdf, Luglio 2006.

c56. P.Santesso, M.E. Valcher “Controllability and reachability of switched positive systems”, Proceedings of the Seventeenth International Symposium on Mathematical Theory of Networks and Systems (MTNS 2006), Kyoto, File MoP01.3.pdf, Luglio 2006.

c57. P.Santesso, M.E. Valcher “On the reachability of continuous-time positive switched systems”, Proceedings della 45^th IEEE Conf. on Decision and Control (CDC), San Diego (CA), pp. 288-293, 13-15 Dicembre 2006.

c58. P.Santesso, M.E. Valcher “Reachability properties of discrete-time positive switched systems”, Proceedings della 45^th IEEE Conf. on Decision and Control (CDC), San Diego (CA), pp. 4087-4092, 13-15 Dicembre 2006

c59. M.E. Valcher “A note on the excitability properties of discrete-time positive switched systems”, Proceedings of the European Control Conference 2007, pp. 659-666, Kos, Grecia, 2-5 Luglio 2007.

c60. M.E. Valcher “Strong excitability of discrete-time positive switched systems”, Proceedings della 46^th IEEE Conf. on Decision and Control (CDC), New Orleans, pp.6292-6297, 12-14 Dicembre 2007.

c61. P.Santesso, M.E. Valcher “Zero patterns and dominant modes of the state evolutions of autonomous continuous-time positive systems”, Proceedings della 46^th IEEE Conf. on Decision and Control (CDC), New Orleans, pp. 482-487, 12-14 Dicembre 2007.

c62. M. Bisiacco and M.E. Valcher “Generalized Luenberger observers for 2D state-space models”, Proceedings of the 5th International Workshop on Multidimensional (nD) Systems - nDS 2007, pp. ????, Aveiro, Portugal, 27 – 29 Giugno, 2007.

c63. P.Santesso, M.E. Valcher “Recent advances on the reachability of single-input positive switched systems”, Proceedings of the American Control Conference (ACC 2008), pp.3953-3958, Seattle, Giugno 11-13, 2008.

c64 M.E.Valcher “On the reachability properties of continuous-time positive systems” Proceedings of the 16^th IEEE CSS Mediterranean Conference on Control and Automation, 2008, File ThBT4.1, Ajaccio (Corsica), Giugno 25-27, 2008

c65. M.E. Valcher, P.Santesso “On the reachability and weak reachability of single-input positive switched systems”, Proceedings of the 47^th IEEE Conf. on Decision and Control (CDC 2008), Cancun (Messico), pp.947-952, 9-11 Dicembre 2008.

c66. M.E. Valcher “On the k-switching reachability sets of single-input positive switched systems”, Proceedings of the 2009 American Control Conference (ACC 2009), St.Louis, Missouri, pp. 2379-2384, Giugno 10-12, 2009.

c67. E.Fornasini, M.E. Valcher "Reachability of a class of discrete-time positive switched systems", Proceedings of the Joint 48^th IEEE Conf. on Decision and Control (CDC 2009)- 28^th Chinese Control Conference, Shanghai (Cina), pp.57-62, 16-18 Dicembre 2009.

c68. E. Fornasini, M.E. Valcher "On the stability of continuous-time positive switched systems", Proceedings of the 2010 American Control Conference (ACC 2010), Baltimore, Maryland, pp. 6225-6230, Giugno 2010.

c69. E. Fornasini, M.E. Valcher "On the stabilizability of discrete-time positive switched systems", Proceedings of the 19th International Symposium on Mathematical Theory of Networks and Systems (MTNS 2010), Budapest, Ungheria, 5-9 Luglio 2010.

c70. E. Fornasini, M.E. Valcher "On the periodic stabilization of discrete-time positive switched systems", extended abstract (su invito) al Minisymposium on Nonnegative Matrices, 16th ILAS Conference, Pisa, June 21-25, 2010.

c71. E. Fornasini, M.E. Valcher "Stabilizability of discrete-time positive switched systems", Proceedings della 49th IEEE Conf. on Decision and Control (CDC 2010), Atlanta, Georgia, pp.432-437, Dicembre 2010.

 (*) c72. E. Fornasini, M.E. Valcher "Stability and stabilizability of special classes of discrete-time positive switched systems", Proceedings of the 2011 American Control Conference (ACC 20101), San Francisco, California, , Giugno - Luglio 2011.

e) Italian Book Chapters

CapN1. M.E. Valcher “Excitability properties of discrete-time positive switched systems”, in Incroci – Scritti in onore di Mario Mammi, A cura di Dell’Acqua, La Rocca, Zanotti, Ed., pp. 123-150, CLEUP, Padova 2006

CapN2. P. Santesso, M.E. Valcher “On the reachability properties of continuous-time positive switched systems”, in A tribute to Antonio Lepshy, G.Picci e M.E.Valcher Eds., pp. 169-188, Ed.Libreria Progetto, Padova, 2007.