Publications

• Citations on Google Scholar. 
• Citations on Scopus.
• Some of my papers (a subset of the items below) are available from MIMS EPrints.
  

• Refereed Journal Papers
  1. Y. Chahlaoui, Two efficient SVD/Krylov algorithms for model order reduction of large scale systems, accepted to Electronic Transactions On Numerical Analysis. MIMS Eprint 2010.11
  2. Y. Chahlaoui, F. Tisseur and P. Van Dooren, A new approach for MOR of second order dynamical systems, in Systems Theory: Modelling, Analysis and Control, A. El Jai and L. A and E. Zerrik (Eds), Presses Universitaires de Perpignan, pp. 153-158, 2009. MIMS Eprint 2009.14
  3. Y. Chahlaoui, D. Lemonnier, A. Vandendorpe and P. Van Dooren, Second Order Balanced Truncation, Lin. Alg. Appl., 415:373-384, 2006. MIMS Eprint 2008.17
  4. Y. Chahlaoui, K. Gallivan and P. Van Dooren, Recursive calculation of dominant singular subspaces, SIAM Journal on Matrix Analysis and Applications, Volume 25, Number 2 pp. 445-463, 2003. MIMS Eprint 2008.14
     
• Refereed Other Papers
  1. Y. Chahlaoui, Model reduction of hybrid switched systems, proceeding of the 4th Conference on Trends in Applied Mathematics in Tunisia, Algeria and Morocco, May 4-8, Kenitra, Morocco. MIMS Eprint 2009.15
  2. Y. Chahlaoui, K. Gallivan and P. Van Dooren, Calculating the Hinfinity-Norm of Large Sparse Systems, proceeding of the RFMAO, 19-21 September 2005, Rabat, Morocco.
  3. Y. Chahlaoui and P. Van Dooren, Recursive low-rank approximation and model reduction, proceeding of the 8th journeys of Numerical Analysis and Optimization, pp. 269–276, 14-16 December, 2005, ENIM, Rabat, Morocco.
  4. Y. Chahlaoui, K. Gallivan and P. Van Dooren, The Hinfinity-norm calculation for large sparse systems, 16th Symp. on the Mathematical Theory of Networks and Systems (MTNS04), Leuven, July 5-9, 2004. MIMS Eprint 2008.16
  5. Y. Chahlaoui, D. Lemonnier, A. Vandendorpe and P. Van Dooren, Second Order Structure Preserving Balanced Truncation, 16th Symp. on the Mathematical Theory of Network and Systems (MTNS04), Leuven, July 5-9, 2004. MIMS Eprint 2008.15
  6. Y. Chahlaoui and P. Van Dooren, Recursive gramian and hankel map approximation of large dynamical systems, proceedings SIAM Appl. Lin. Alg. Conf. , Paper MS14--1, July 2003. MIMS Eprint 2008.18
  7. Y. Chahlaoui and P. Van Dooren, Recursive low rank Hankel approximation and model reduction, Eur. Contr. Conf. 2003, Paper 553, Sept. 2003. MIMS Eprint 2008.19
  8. Y. Chahlaoui, D. Lemonnier, K. Meerbergen, A. Vandendorpe and P. Van Dooren, Model reduction of second order systems, International Symposium Math. Th. Netw. Syst., Paper 26984, 2002. MIMS Eprint 2008.20
  9. Y. Chahlaoui and P. Van Dooren, Estimating Gramians of large-scale time-varying systems, IFAC World Congress, Paper 2440, 2002. MIMS Eprint 2008.21
  10. Y. Chahlaoui and P. Van Dooren, A collection of benchmark examples for model reduction of linear time invariant dynamical systems. SLICOT Working Note , 2002. PDF
• Book
1. Y. Chahlaoui, Low-rank approximation and model reduction, PhD thesis number 14/2003, Louvain-la-Neuve : UCL, 2003.

• Chapters of Book
  1. Y. Chahlaoui, K. A. Gallivan, and P. Van Dooren, Calculating the Hinfinity-Norm of Large Sparse Systems via Chandrasekhar Iterations and Extrapolations, chapter in ESAIM: Proceedings, Vol. 20, p.83-92, 2007.
  2. Y. Chahlaoui and P. Van Dooren, Benchmark examples for model reduction of linear time invariant dynamical systems. Model Reduction of Dynamical Systems , Eds. P. Benner et al., LNCSE 45:379--392, Springer Verlag, 2005.
  3. Y. Chahlaoui and P. Van Dooren, Model reduction of time-varying systems. Model Reduction of Dynamical Systems , Eds. P. Benner et al., LNCSE 45:131--148, Springer Verlag, 2005.
  4. Y. Chahlaoui, K. Gallivan, A. Vandendorpe and P. Van Dooren, Model reduction of second order systems. Model Reduction of Dynamical Systems , Eds. P. Benner et al., LNCSE 45:149--172, Springer Verlag, 2005.
  5. Y. Chahlaoui, K. Gallivan, and P. Van Dooren, An incremental method for computing dominant singular subspaces. Computational Information Retrieval , pages 61--71, 2001.
• Submitted Journal Papers

1. Y. Chahlaoui, A posteriori error bounds for discrete balanced truncation, submitted to the special number of Linear Algebra and Its Applications in honor of the 65th anniversary of Dan Sorensen in 2011. MIMS Eprint 2009.12

• Technical Reports
  1. Y. Chahlaoui and P. Van Dooren, First/second order transformation system. Tentative proof, MIMS EPrints 2008.77.
  2. Y. Chahlaoui and P. Van Dooren, Recursive low-rank approximation and model reduction, Technical report CESAME, 2004.
  3. Y. Chahlaoui and P. Van Dooren, A collection of Benchmarks examples for model reduction of linear time invariant dynamical systems, Technical report CESAME, 2002.
  4. Y. Chahlaoui,Reduction d'ordre de systemes lineaires (cas des systemes LTI)", DEA thesis in Applied Mathematics, Ecole Polytechnique de Louvain, Universite catholique de Louvain, Belgium, 2001.
     
     
• Talks and Communications

  2010

  1. Matrix and Operator Pencil Network: Meeting 3, September 20-22, Heriot-Watt University.
  2. 2nd IMA Conference on Numerical Linear Algebra and Optimisation, University of Birmingham, September 13-15, 2010.
  3. Invited to the minisymposium "Reduced Order Modeling for Large Scale Problems", 2010 SIAM Annual Meeting (AN10), July 12-16, 2010, Pittsburgh, Pennsylvania, USA
  4. Invited to the parallel session «Problemes Inverses et Algebre Lineaire Numerique» organized by Prof. Sadok Hassan, 2nd congress of the The Moroccan Society of Applied Mathematics (SM²A), June 28-30, 2010, Rabat, Morocco.
     

  2009

  1. Invited talk to the minisymposium "Model Order Reduction for Dynamical Systems", SIAM Conference
     on the Applied Linear Algebra, Monterey Bay-Seaside, California.
  2. Matrix and Operator Pencil Network: Meeting 1, September 14-15, Univ. of Reading, UK.
  3. A survey of recent results on the stability of switched linear systems, The CICADA Conference on
     Computation and Dynamics of Continuous and Discrete Processes, Jun 30.
  4. A posteriori error bounds for discrete balanced truncation, the 23rd Biennial Conference on Numerical
     Analysis, June 23-26, Glasgow, UK.
  5. A new model order reduction method for 2nd order systems, Systems Theory: Modelling, Analysis and
     Control, May 25-28, Fes, Morocco.
  6. Approximate Balanced Truncation, Numerical Analysis and Scientific Computing with Applications,
     May 18-22, Agadir, Morocco.
  7. Model reduction of hybrid switched systems, the 4th Conference on Trends in Applied Mathematics in
     Tunisia, Algeria and Morocco, May 4-8, Kenitra, Morocco.
  8. Model order reduction of hybrid dynamical systems, plenary talk at the CICADA Workshop on Hybrid
     Systems and Model Reduction, Mar 19-20.

  2008

  1. New ideas for model reduction, CICADA, Jan 29.
  2. Gramian based model order reduction, CICADA, Nov 18.
  3. Gramian Based Model Reduction, UKACC Control 2008 conference, September 2-4, Manchester, UK.
  4. An introduction on the Manchester Centre for Interdisciplinary Computational and Dynamical Analysis
     (CICADA), UKACC Control 2008 conference, September 2-4, Manchester, UK.
  5. MIMS Workshop on New Directions in Tomographic Image Reconstruction, 30 June{1 July.
  6. Bifurcation and Model Reduction Techniques for Large Multi-Disciplinary Systems. University of Liverpool,
     June 26-27.
  7. MIMS Workshop on New Directions in Analytical and Numerical Methods for Forward and Inverse Wave
     Scattering, June 23-24.
  8. Calculating the H_infinity-norm of large sparse systems via Chandrasekhar iterations and extrapolation, 9th
     IMACS International Symposium on Iterative Methods in Scientific Computing, March 17-20, Lille,
     France.

  2007

  1. Model Reduction of Dynamical Systems for Real Time Control, International Days of Applied Mathematics,
     MATE07, Tangier, May 11-12, 2007, Morocco.

  2006

  1. Model reduction of large-scale dynamical systems, La Premiere Rencontre de Mathmatiques Appliquees
     de L'Universite Hassan II, Mohammedia, March 29, Morocco.

  2005

  1. Calculating the H_infinity-Norm of Large Sparse Systems, French Moroccan Meeting on Approximation and
     Optimization, September 19-21, Rabat, Morocco.
  2. Recursive low-rank approximation and model reduction, the 8th journeys of Numerical Analysis and
     Optimization, December 14-16, ENIM, Rabat, Morocco.

  2004

  1. Structure preserving model reduction of second order systems, the 23rd Benelux Meeting on Systems
     and Control, March 17-19, Helvoirt, The Netherlands.

  2003

  1. Recursive low rank Hankel approximation and model reduction, ECC2003, September 1-4, University
     of Cambridge, UK.
  2. Recursive model reduction of time-varying systems, the 22th Benelux Meeting on Systems and Control,
     Lommel, Belgium, March 19-21.

  2002

  1. Model reduction of second order systems, MTNS2002, University of Notre Dame, August 12-16.
  2. Estimating Gramians of large-scale time-varying systems, IFAC02, Barcelona, July 21-26.

  2001

  1. Estimating Gramians and model reduction, CESAME, UCL, December 18.
  2. Recursive Computation of Dominant singular Spaces, with K.Gallivan and P. Van Dooren, minisymposium
     on Numerical Methods for Matrix Equations in Control, 2001 SIAM Conference on Linear Algebra
     in Signals, Systems and Control, August, Boston, MA.
  3. Gramians based model reduction of large-scale dynamical systems, Laboratoire d'Ingnierie Mathmatique
     (LINMA), Facult des Sciences, Universit Chouab Doukkali, El Jadida, Morocco, June 26.
  4. Recursive calculation of dominant singular subspaces, the 20ime Benelux meeting at Houalize, Belgium,
     March 26.
  5. Invited talk to "Third Niconet workshop on numerical software in control engineering", UCL, Louvain-
     La-Neuve, January.
  6. Application du calcul rcursif des sous-espaces singuliers dominants, CESAME, UCL, February 06.
     
• Posters

1. Model Reduction and High Dimensional Systems, CICADA Theme 3, CICADA launch event, 2008.
2. Model reduction of large-scale dynamical systems via multipoint Pade`, poster presented at CACSD2001, University of Bremen, September 27-29, 2001.
3. Recursive estimation of dominant singular subspaces, poster presented at Joint Study Day of Interuniversity Attraction Pole (IUAP) IV/2 and ICCoS, at Leuven, December 05, 2000.