PUBLICATIONS PAGE

Publications of V. Sreeram

Journal Publications

  1. B. Bandyopadhyay, A.G. Abera, S. Janardhanan, and V. Sreeram, Sliding Mode Control Design via Reduced Order Model Approach, International Journal of Automation and Computing, Vol. 4, pp. 329-334, 2007.
  2. A. Ghafoor, V. Sreeram, and R. Treasure, Frequency Weighted Modle Reduction Technique Retaining Hankel Singular Values, Asian Journal of Control, Vol. 9, pp. 50-56, 2007.
  3. A. Ghafoor, and V. Sreeram, Partial-Fraction Expansion Based Frequency Weighted Model Reduction Technique with Error Bounds, IEEE Transactions on Automatic Control, Vol. 52, pp. 1942-1948, 2007.
  4. A.G. Lim, V. Sreeram, and G.Q. Wang, A New Technique for Digital Pre-Compensation in IQ Modulator, International Journal of Information and Systems Sciences, Vol. 3, pp. 541-554, 2007.
  5. J. Wang, P. Houlis, V. Sreeram, and W.Q. Liu, Optimal Model Reduction of Non-Causal Systems via Least Squares Frequency Fitting, IET Control Theory and Applications, Vol. 1, pp. 968-974, 2007.
  6. O. Kaneko, K.M. Grigoriadis, A. Ghafoor, V. Sreeram, Q. Wang, J. Lam, H. Gao, and Q. Wang, "Discussion on `Energy-to-Peak Model Reduction in 2-D Discrete Systems in Fornasini-Marchesini Form", European Journal of Control, Vol 12, pp. 431-436, 2006.
  7. J. Wang, V. Sreeram, and W.Q. Liu, "H-infinity suboptimal model reduction for singular systems", International Journal of Control, Vol. 79, pp. 798-804, 2006.
  8. A.G.K.C. Lim, V. Sreeram, and G.-Q. Wang, "Digital Compensation in IQ Modulators uinsg H-infinity Optimization- A State-Space Approach, EURASIP Journal on Applied Signal Processing, Vol. 2005, No. 4, pp. 541-549.
  9. A. Ghafoor, J. Wang, and V. Sreeram, "Frequency-Weighted Model Reduction Method with Error Bounds for 2-D Separable Denominator Discrete Systems", International Journal of Information and Systems Sciences, Volume 1, No. 2, pp. 105-119.
  10. A.G.K.C. Lim, V. Sreeram, and G.-Q. Wang, "Digital Compensation in IQ Modulators uinsg Adaptive FIR Filters, IEEE Transactions on Vehicular Technology, Vol. 53, pp. 1809-1817, Issue 6, November 2004. Click here to download.
  11. G. Wang, V. Sreeram, and W.Q. Liu, "Balanced Performance Preserving Controller Reduction", Systems and Control Letters, Vol. 46, pp. 99-110, 2002. Click here to download.
  12. W.Q. Liu, W.Y. Yan, V. Sreeram, and K.L. Teo, Global Convergence Analysis for NIC Flow, IEEE Transactions on Signal Processing, Vol. 49, pp. 2422-2430, 2001.
  13. G. Wang, V. Sreeram, and W.Q. Liu, Performance Preserving Controller Reduction via Additive Perturbation of the Closed-Loop Transfer Function, IEEE Transactions on Automatic Control, Vol. 46, pp. 771-775, 2001. Click here to download.
  14. W.Q. Liu, and V. Sreeram Model Reduction of Singular Systems, International Journal of Systems Science, Vol. 32, pp. 1205-1215, 2001.
  15. F. Gao, W.Q. Liu, V. Sreeram, and K.L. Teo, Nonlinear Feedback Control for the Lorenz System, Dynamics and Control, Vol. 11, pp. 57-69, 2001.
  16. Z. Hurak, V. Sreeram, G. Wang, T. Van Gestel, B. De Moor, B.D.O. Anderson, and P. Van Overschee, Discussion on "On Frequency Weighted Balanced Truncation: Hankel Singular Values and Error Bounds" by T. Van Gestel, B. De Moor, B.D.O. Anderson, and P. Van Overschee, European Journal of Control, Vol. 7, pp. 593-595, 2001.
  17. F. Gao, W.Q. Liu, V. Sreeram, and K.L. Teo, Characterization and selection of global optimal output feedback gains for linear time-invariant systems, Optimal Control Applications and Methods, Vol. 21, pp. 195-209, 2000
  18. M. Diab, W.Q. Liu, and V. Sreeram, Optimal model reduction with a frequency weighted extension, Dynamics and Control, Vol. 10, pp. 255-276, 2000
  19. G. Wang, V. Sreeram, and W.Q. Liu, A New Frequency Weighted Balanced Truncation Method and an Error Bound, IEEE Transactions on Automatic Control, Vol. 44, pp. 1734-1737, 1999 Click here to download.
  20. B.K. Lau, Y.H. Leung, K.L. Teo and V. Sreeram, Minimax Filters for Microphone Arrays, IEEE Transactions on Circuits and Systems-II, Vol. 46, pp. 1522-1525, 1999
  21. M. Diab, V. Sreeram, and W.Q. Liu, Frequency Weighted Model Reduction via Quasi-Kalman Decomposition, IEEE Transactions on Automatic Control, Vol. 44, pp. 139-144, 1999.
  22. Xiao, C.-S., Sreeram, V., Liu, W.-Q., and Venetsanopoulos, A.N., Identification and Model Reduction of 2-D Systems via the Extended Impulse-Response Gramians, Automatica, Vol. 34, pp. 93-101, 1998. Click here to download.
  23. Liu, W.-Q. Yan, W.-Y. Teo, K.L. and Sreeram, V., On Initial Jumps for Singular Systems in Connection with LQ Optimal Control, Journal of The Franklin Institute, Vol. 281, pp. 1207-1213, 1998
  24. Diab, M., Sreeram, V., Liu, W.-Q., Model Reduction of 2-D Separable-Denominator Transfer Functions Via Quasi-Kalman Decomposition, IEE Proceedings - Circuits, Devices, and Systems, Vol. 145, No.1, February 1998, pp. 13-18.
  25. Diab, M., Sreeram, V., and Liu, W.Q., Frequency Weighted Identification and Model Reduction via Extended Impulse-Response Gramians, International Journal of Control, Vol. 70, Issue-1, 1998, pp. 103-122.
  26. Liu, W.-Q., V. Sreeram, Teo, K.L., Model Reduction for State-Space Symmetric Systems, Systems \& Control Letters, Vol. 34, No. 4, pp. 209-215, July 1998. Click here to download.
  27. S.S. Abeysekera, A. Cantoni, and V. Sreeram, A Comprehensive Analysis of Stuff Threshold Modulation used in Clock Rate Adaptation Schemes, IEEE Transactions on Communications, Vol. 46, pp. 1088-1096, August 1998.
  28. Diab, M., Liu, W.-Q. and Sreeram, V., A New Approach for Frequency Weighted $L_2$ Model Reduction of Discrete-Time Systems, Optimal Control: Applications and Methods, Vol. 19, pp. 147-167, 1998.
  29. Liu, W.-Q., and Sreeram, V., A New Algorithm for Computing LQ Sub-Optimal Output Feedback Gains of Decentralized Control Systems, Journal of Optimization Theory and Applications, Vol. 93, pp. 597-607, 1997.
  30. Liu, W.-Q., Paskota, M., Sreeram, V., and Teo, K.L, Improvement on Stability Bounds for Singularly Perturbed Systems via State Feedback, International Journal of Systems Science, Vol. 28, pp. 571-578, 1997.
  31. Liu, W.-Q. and Sreeram, V., A New Characterisation on Stability Bounds for Singularly Perturbed Systems, Linear Algebra and its Applications, Vol. 263, pp. 377-388, 1997.
  32. Cantoni, M. W., Teo, K.L., Yan, W. Y., and Sreeram, V., A Gradient Flow Approach to Computing a Nonlinear Discrete Time Quadratic Optimal Feedback Gain Matrix, Optimal Control Applications and Methods, Vol. 17, pp. 29-43, 1996.
  33. Sreeram, V., Liu, W.-Q., and Diab, M., On the Theory of State-Covariance Assignment for Linear Single-Input Systems, IEE Proceedings, Part-D, Vol. 143, pp. 289-295, 1996. Click here to download.
  34. Sreeram, V., Liu, W.-Q., Teo, K.L., and Yan, W.-Y., A Gradient Flow Approach to Simultaneous Stabilization Problem, Optimal Control Applications and Methods, Vol. 17, pp. 367-375, 1996.
  35. Levit, C., and Sreeram, V., Model Reduction via Parameter Matching using a Gramian Technique, IEE Proceedings, Part-D, Vol. 142, pp. 186-196, 1995.
  36. Wan, K.C., and Sreeram, V., Solution of Bilinear Matrix Equation using \AA str\"{o}m-Jury-Agniel Algorithm, IEE Proceedings, Part-D, Vol. 142, pp. 603-610, 1995. Click here to download.
  37. Ang, E.-J., Sreeram, V., and Liu, W.Q., Identification/ Reduction to a Balanced Realisation via the Extended Impulse-Response Gramian, IEEE Transactions on Automatic Control, Vol. AC-40, pp. 2153-2158, 1995. Click here to download.
  38. Sreeram, V., Agathoklis, P., and Mansour, M., The Generation of q-Markov Covers via Inverse Solution of the Lyapunov Equation, IEEE Transactions on Automatic Control, Vol. AC-39, pp. 381-385, 1994. Click here to download.
  39. Sreeram, V., and Agathoklis, P., On the Properties of Gram Matrix, IEEE Transactions on Circuits and Systems -I, Vol. 41, pp. 234-237, 1994. Click here to download.
  40. Sreeram, V., and Agathoklis, P., The Discrete-time q-Markov Covers Models with Improved Low-Frequency Approximation, IEEE Transactions on Automatic Control, Vol. AC-39, pp. 1102-1105, 1994. Click here to download.
  41. Paskota, M., Sreeram, V., Teo, K.L., and Mees, A.I, Optimal Simultaneous Stabilisation of Single-Input Linear Systems via Linear Feedback Control, International Journal of Control, Vol. 60, pp. 483-498, 1994.
  42. Sreeram, V., On the Generalized q-Markov Cover Models for Discrete-Time Systems, IEEE Transactions on Automatic Control, Vol. AC-39, pp. 2502-2505, 1994. Click here to download.
  43. Sreeram, V., A Recursive Technique for the Computation of Gramians, IEE Proceedings, Part-D, Vol. 140, pp. 160-166, 1993. Click here to download.
  44. Sreeram, V., and Agathoklis, P., On the Theory of State-Covariance Assignment for Single-Input Linear discrete Systems, IEEE Transactions on Automatic Control, Vol. AC-38, pp. 1111-1115, 1993.
  45. Sreeram, V., and Agathoklis, P., Model Reduction of Linear Continuous Systems via Weighted Impulse-Response Gramians, IEE Proceedings, Part-D, Vol. 140, pp. 345-352, 1993.
  46. Sreeram, V., and Agathoklis, P., On the Computation of Gram Matrix in Time Domain and its Applications, IEEE Transactions on Automatic Control, Vol. AC-38, pp. 1516-1520, 1993.
  47. Sreeram, V., El Guibaly, F., and Agathoklis, P., Systolic Arrays for Implementation of Finite Memory Filters, International Journal of Electronics, Vol. 72, pp. 37-44, 1992.
  48. Sreeram, V., and Agathoklis, P., Design of Linear-Phase IIR filters via Impulse-Response Gramians, IEEE Transactions on Signal Processing, Vol. 40, pp. 389-394, 1992.
  49. Sreeram, V., and Agathoklis, P., Discrete-Systems Reduction via Impulse Response Gramians and its Relation to q-Markov Covers, IEEE Transactions on Automatic Control, Vol. AC-37, pp. 653-658, 1992.
  50. Sreeram, V., and Goddard, P., Model Reduction using Impulse-Response Gramians: A Frequency-Domain Approach, International Journal of Systems Science, Vol. 23, pp. 1745-1759, 1992.
  51. Sreeram, V., and Agathoklis, P., Model Reduction of Linear Discrete Systems via Weighted Impulse Response Gramians, International Journal of Control, Vol. 53, pp. 129-144, 1991.
  52. Sreeram, V., and Goddard, P., Evaluation of Gram Matrix Off-Diagonal Elements Using System Time Moments, Electronics Letters, Vol. 27, pp. 277-278, 1991.
  53. Sreeram, V., and Zomaya, A. Y., A Note on the Hankel Matrix, Electronics Letters, Vol. 27, pp. 362-364, 1991.
  54. Sreeram, V., and Agathoklis, P., A new bound for stability margin of linear continuous systems, IEE Proceedings, Part-D, Vol. 138, pp. 151-152, 1991.
  55. Sreeram, V, and Yong, K.S., Evaluation of Diagonal Elements of Gram Matrix using Inners Technique, Electronics Letters, Vol. 27, pp. 1069-1071, 1991.
  56. Sreeram, V, and Yap, F.K., The Characteristic Impulse-Response Gramians, Electronics Letters, Vol. 27, pp. 1285-1287, 1991.
  57. Sreeram, V., Berinson, D, and Leung, Y.H., A note on the impulse-response Gramians for discrete systems, Electronics Letters, Vol. 27, pp. 1689-1691, 1991.
  58. Sreeram, V., and Agathoklis, P., The Solution of the Lyapunov Equation for Linear Continuous Systems with the System Matrix in Companion Form, IEE Proceedings, Part-D, Vol. 138, pp. 529-534, 1991.
  59. Agathoklis, P., and Sreeram, V., Identification and Model Reduction from Impulse-Response Data, International Journal of System Science, Vol. 21, pp. 1541-1552, 1990.
  60. Sreeram, V. and Agathoklis, P., Model Reduction using Balanced Realization Techniques to Improved Low Frequency Behaviour, Systems \& Control Letters, Vol. 12, pp. 33-38, 1989.
  61. Agathoklis, P., and Sreeram, V., Lower Bounds for the Stability Margin of Linear Continuous Systems using Weighted Performance Criteria, IEE Proceedings, Part-D, Vol. 136, pp. 63-67, 1989.
  62. Bhat, A.K.S, and Sreeram, V., Analysis of Three Phase-Zero Voltage Switching with Synchronous Start, IEEE Transactions on Industry Applications, Vol. 25, pp. 1149-1157, 1989.
  63. Agathoklis, P., and Sreeram, V., Truncation Criteria for Model Reduction using Balanced Realization Techniques, Electronics Letters, Vol. 24, pp. 837-838, 1988.
  64. Sreeram, V., and Sivanandam, S.N., Model Reduction using Direct Differentiation and Pade Approximation Techniques, Journal of Advances in Modelling \& Simulation, 1985, Vol. 3., No. 2, pp. 15-26.
  65. Sivanandam, S.N., and Sreeram, V., Comment on ``System Reduction by Cauer Continued-fraction expansion about s = a and s = $\infty$ alternately'', Electronics Letters, Vol. 20, pp. 11-12, 1984.
  66. Sreeram, V., Reply to ``Comment on System Reduction by Cauer Continued-fraction expansion about s = a and s = $\infty$ alternately'', Electronics Letters, Vol. 20, p. 336, 1984.

Conference Publications

  1. A. Ghafoor, S. Sahlan, and V. Sreeram, A New Frequency Weighted Model Reduction Technique and Error Bounds, Proceedins of the 2007 IEEE International Conference on Mechatronics and Automation, Harbin, China, 5-8 August 2007, pp. 1962-1967.
  2. S. Sahlan, A. Ghafoor, and V. Sreeram, Properties of Frequency Weighted Balanced Truncation Techniques, Proceedings of the 3rd Annual IEEE Conference on Automation Sciences and Engineering, Scottsdale, AZ, U.S.A., 22-25 September 2007, pp. 765-770.
  3. H. Sirisena, A. Haider, and V. Sreeram, Control-Theoretic Design of RED AQM for Scalable TCP in High Speed Networks, Proceedings of the 2006 IEEE International Conference on Communications, Istanbul, Turkey, June 2006.
  4. H. Sirisena, and V. Sreeram, Modeling of Scalable TCP for AQM Design in High Speed Networks, Proceedings of the 2006 American Control Conference, Minneapolis, U.S.A., June 14-16, 2006, pp. 5581-5583.
  5. A. Ghafoor, and V. Sreeram, "Generalized Frequency-Weighted Balanced Related Reduction Techniques and Error Bounds", The 6th Asian Control Conference, Bali, Indonesia, July 18-21, 2006, pp. 564-570.
  6. P. Houlis, and V. Sreeram, "Connections between Classical and Modern Control Block Diagrams", The 6th Asian Control Conference, Bali, Indonesia, July 18-21, 2006, pp. 571-577.
  7. A. Ghafoor, and V. Sreeram, Frequency Interval Gramians based Model Reduction, Proceedings of 2006 IEEE Asia Pacific Conference on Circuits and Systems (APCCAS), Singapore, December 4-7, 2006, pp. 2002-2005.
  8. P. Houlis, and V. Sreeram, An Interconnection between Combined Classical Block Diagrams and Linear Fractional Transformation Block Diagrams, Proceedings of 2006 9th International Conference on Austomation, Robotics, and Vision (ICARCV), Singapore, December 5-8, 2006, pp. 2101-2105.
  9. A. Ghafoor, and V. Sreeram, Frequency Weighted Balanced Model Reduction: A Survey, Proceedings of 2006 9th International Conference on Austomation, Robotics, and Vision (ICARCV), Singapore, December 5-8, 2006, pp. 1543-1548.
  10. P. Houlis, and V. Sreeram, A Parametrized Controller Reduction Technique, Proceedings of the 45th IEEE Conference on Decision and Control, San Diego, December 11-15, 2006, pp. 3430-3435.
  11. A. Ghafoor, J. Wang, and V. Sreeram, "Frequency-Weighted Model Reduction Method with Error Bounds for 2-D Separable Denominator Discrete Systems", Proceedings of the 13th Mediterranean Conference on Control and Automation, Limossol, Cyprus, June 27-29, 2005, pp. 525-530.
  12. P. Houlis, and V. Sreeram, "Controller Reduction via a New Double-Sided Frequency Weighted Model Reduction Formulation", Proceedings of the 13th Mediterranean Conference on Control and Automation, Limossol, Cyprus, June 27-29, 2005, pp. 537-542.
  13. V. Sreeram, and A. Ghafoor, "frequency Weighted Model Reduction Technique with Error Bounds", Proceedings of 2005 American Control Conference, June 8-10, 2005, Portland, OR, USA.
  14. R. Treasure, U. Kruger, and V. Sreeram, "Subspace Method Identification for Dynamic Multivariable Statistical Process Control", Proceedings of 16th IFAC World Congress, Prague, July 4-8, 2005.
  15. A.G.K.C. Lim, V. Sreeram, and G. Wang, "An Equation Error Approach for the Design of Digital IIR Compensation Filters in IQ Modulator, Proceedings of 2004 International Symposium on Circuits and Systems (ISCAS), Vancouver, 23-26 May 2004, Vol. 3, pp. III-205-208.
  16. A.G.K.C. Lim, V. Sreeram, and G. Wang, "Design of Digital Pre-Compensation Filters by H-infinity Optimization", Proceedings of the 2004 American Control Conference, Boston, U.S.A., June 30-July 2, 2004, pp. 2087-2092.
  17. J. Wang, G. Zhang, W.Q. Liu, and V. Sreeram, "Model Reduction of Singular Systems via Covariance Approximation", Proceedings of the 2004 American Control Conference, Boston, U.S.A., June 30-July 2, 2004, pp. 90-95.
  18. J. Wang, Q.-L. Zhang, W.Q. Liu, X. Xin, and V. Sreeram, "H-infinity SubOptimal Model Reduction for Singular Systems", Proceedings of the 2004 American Control Conference, Boston, U.S.A., June 30-July 2, 2004, pp. 119-124.
  19. R. Treasure, V. Sreeram, and K.N. Ngan, "Balanced Identification and Model Reduction of a Separable Denominator 2-D System, The 5th Asian Control Conference, Melbourne, Australia, July 20-23, 2004, pp. 2058-2062.
  20. A. Ghafoor, V. Sreeram, R.J. Treasure, "On Frequency Weighted Balanced Technique Retaining Hankel Singular Values", Proceedings of 2004 IEEE International Conference on Control Applications, Taipei, Taiwan, September 2-4, 2004, pp. 638-642.
  21. R. Treasure, A. Ghafoor, V. Sreeram, and K. Ngan, "Frequency Weighted Identification and Model Reduction of 2-D Separable Denominator Systems", Proceedings of the 6th Internationa Conference on Optimization: Techniques and Applications, Ballarat, Australia, December 9-11, 2004.
  22. V. Sreeram, "An Improved Frequency Weighted Balancing Related Technique with Error Bounds", 43rd IEEE Conference on Decision and Control, Paradise Island, Bahamas, December 14-17, 2004, pp. 3084-3089.
  23. A.G. Lim, V. Sreeram, and G. Wang, "A New Technique for Digital Compensation in IQ Modulator", 2004 IEEE Asia Pacific Conference on Circuits and Systems, Tainan, Taiwan, December 6-9, 2004, pp. 493-496.
  24. A.G. Lim, and V. Sreeram, An Application of H-infinity Optimization to IQ Modulator Digital Compensation, TENCON2003: Conference on Convergent Technologies for Asia-Pacific Region, Vol. 1, October 15-17, 2003, pp. 100-103.
  25. A.G. Lim, G. Wang, and V. Sreeram, "Adaptive Digital Compensation in DSP Based FM Modulators", Proceedings of the 2003 IEEE International Symposium on Circuits and Systems, Bankok, Thailand, May 25-28, 2003, pp. II-328-II-331.
  26. A.G. Lim, V. Sreeram, and E. Zeheb, "A Technique for Reduction of Uncertain FIR Filters", Proceedings of the 2003 IEEE International Symposium on Circuits and Systems, Bankok, Thailand, May 25-28, 2003, pp. IV-656-IV-659.
  27. V. Sreeram, "On the Properties of Frequency Weighted Balanced Truncation Techniques", Proceedings of 2002 American Control Conference, Anchorage, Alaska, May 8-10, 2002, pp. 1153-1154.
  28. Q.L. Zhang, V. Sreeram, G. Wang, and W.Q. Liu, H-infinity Suboptimal Model Reduction for Singular Systems", Proceedings of the 2002 American Control Conference, Anchorage, Alaska, May 8-10, 2002, pp. 1168-1173.
  29. G. Wang, and V. Sreeram, "Uncertain Continuous Systems: Stability Condition and Model Reduction", Proceedings of the 4th Asian Control Conference, Singapore, September 25-27, 2002, 1320-1325.
  30. W.K. Lee, and V. Sreeram, "Efficient Model Reduction of Singular Systems", Proceedings of the 4th Asian Control Conference, Singapore, September 25-27, 2002, pp. 1314-1319.
  31. V. Sreeram, "Frequency Response Error Bounds for Time-Weighted Balanced Truncation", Proceedings of the IEEE Conference on Decision and Control, Las Vegas, Nevada, December 2002, pp. 3330-3331.
  32. E.H. Soh, J. Tuthill, V. Sreeram, and A. Cantoni, Digital Compensation in IQ Modulators, TENCON 2001 Proceedings of IEEE Region 10 International Conference on Electrical and Electronic Technology, 19-22 August 2001, Singapore, Phuket Island, Langkawi Island, Vol. 1, pp. 213-218.
  33. J. Gao, Y.H. Leung, and V. Sreeram, Digital Filters for Carrierless Amplitude and Phase Receivers, TENCON 2001 Proceedings of IEEE Region 10 International Conference on Electrical and Electronic Technology, 19-22 August 2001, Singapore, Phuket Island, Langkawi Island, Vol. 2, pp. 575-579.
  34. A.G. Lim, and V. Sreeram, Optimum Digital Pre-Compensation in IQ Modulators using State-Space Approach, Proceedings of the 5th International Conference on Optimization: Techniques and Applications, Hong Kong, December 2001.
  35. G. Wang, V. Sreeram, and A. G. Lim, Frequency Weighted Model Reduction for Discrete Systems and Error Bounds Vol. 4, pp. 1541-1548, Proceedings of the 5th International Conference on Optimization: Techniques and Applications, Hong Kong, December 2001.
  36. B. Yao, Q.L. Zhang, D.M. Yang, and V. Sreeram, Asymptotic Stability and Stabilization for Descriptor Systems via Lyapunov Methods, Vol. 4, pp. 1557-1564, Proceedings of the 5th International Conference on Optimization: Techniques and Applications, Hong Kong, December 2001.
  37. K. Campbell, V. Sreeram, and G.Q. Wang, A frequency-weighted discrete system balanced truncation method and an error bound, Proceedings of the 2000 American Control Conference, Chicago, June 28-30, 2000, pp. 2403-2404.
  38. G.Q. Wang and V. Sreeram, A method to realize performance preserving controller reduction, Proceedings of the 2000 American Control Conference, Chicago, June 28-30, 2000, pp. 2410-2414.
  39. F. Gao, W.Q. Liu, V. Sreeram and K.L. Teo, Feedback Control of Chaos for Lorenz System, Proceedings of the Third Asian Control Conference, Shanghai, July 4-7, 2000, pp. 640-645.
  40. W.Q. Liu, and V. Sreeram, Model reduction of singular system, Proceedings of 39th IEEE Conference on Decision and Control, Sydney, December 12-15, 2000, pp. 2373-2378.
  41. G. Wang, V. Sreeram, and W.Q. Liu , Balanced Performance Preserving Controller Reduction, Proceedings of 1999 American Control Conference, San Diego, pp. 2067-2071, 1999.
  42. F. Gao, W.Q. Liu, V. Sreeram and K.L. Teo, L2 Model reduction for Linear Continuous Time-Delay Systems, Proceedings of 1999 IFAC World congress, Beijing, pp. 129-134, 1999.
  43. F. Gao, W.Q. Liu, V. Sreeram and K.L. Teo, Bounded Real Lemma for Descriptor Systems and its Application, Proceedings of 1999 IFAC World congress, Beijing, pp. 57-62, 1999.
  44. Wang, G., Sreeram, V., and Liu, W.Q., Performance Preserving Controller Reduction via Additive Perturbation of Closed-Loop Transfer Function, Proceedings of the 1998 American Control Conference, Philadelphia, June 1998, pp. 623-628.
  45. Carey, P, Sreeram, V., Leung, Y.H., Liu, W.Q., Simultaneous Stabilization: A Minimax Approach, Proceedings of the 1998 World Automation Congress, Anchorage, Alaska, May 8-10, 1998, pp. ISIAC 090.1-090.6.
  46. Sreeram, V., Agathoklis, P., and Liu, W.Q., On (p,q)-Markov Cover for 2-D Separable Denominator Systems, IEEE International Symposium on Circuits and Systems, Monterary, CA, May 1998, pp. MPA1-4.
  47. Lau, B.K., Leung, Y.H., Teo, K.L., Rehbock, V., and Sreeram, V., Spatial/Spectral Filters for Microphone Arrays, Proceedings of the Fourth International Conference on Optimization: Techniques and Applications (ICOTA-98), Perth, July 1-3, 1998, pp. 1109-1116.
  48. Lau, B.K., Sreeram, V., Leung, Y.H., and Teo, K.L. Design of Low-Order Approximately Linear Phase IIR Filters, Proceedings of the 1998 IEEE Symposium on Advances in Digital Filtering and Signal Processing, June 5-6, 1998, Victoria, B.C., Canada, pp. 92-95
  49. W.Q. Liu, V. Sreeram, and K.L. Teo, Model Reduction and H-infinity Norm Computation for State-Space Symmetric Systems, Proceedings of the IEEE Conference on Decision and Control, Tampa, Florida, December 1998, pp. 2195-2200.
  50. G. Wang, V. Sreeram, and W.Q. Liu, A New Frequency Weighted Optimal Hankel Norm Model Reduction and an Error Bound, Proceedings of the IEEE Conference on Decision and Control, Tampa, Florida, December 1998, pp. 2185-2188.
  51. F. Gao, W.Q. Liu, V. Sreeram, and K.L. Teo, L_2 Optimal Model Reduction for Discrete-Time Time Delay Systems, Proceedings of the 5th International Conference on Control, Automation, Robotics, and Vision, Singapore, December 8-11, 1998, Vol. 2, pp. 960-964.
  52. Vo, B., Ho, T., Cantoni, A., and Sreeram, V., FIR Filters in Continuous-Time Envelope Constrained Filter Design, Proceedings of the International Conference on Accoustics, Speech, and Signal Processing, Munich, April 20-24, 1997, pp. 1905-1908.
  53. Diab, M., Liu, W.-Q. and Sreeram, V., A New Approach for Frequency Weighted $L_2$ Model Reduction of Discrete-Time Systems, Proceedings of American Control Conference, Albuquerque, June 1997.
  54. Xiao, C.-S., Sreeram, V., and Liu, W.-Q., Identification and Model Reduction of 2-D Systems via the Extended Impulse-Response Gramians, Proceedings of American Control Conference, Albuquerque, June 1997.
  55. Liu, W.-Q, Sreeram, V., Teo, K.L., and Baohui, Xie, Normalized Coprime Factorization for Singular Systems, Proceedings of American Control Conference, Albuquerque, June 1997.
  56. Diab, M., Sreeram, V., Liu, W.-Q., Model Reduction of 2-D Separable-Denominator Transfer Functions Via Quasi-Kalman Decomposition, Proceedings of IEEE International Symposium on Circuits and Systems, at Hongkong during June 9-12, 1997.
  57. Liu, W.-Q, Sreeram, V., Teo, K.L., and Yan, W.-Y., Trade-off between Linear Quadratic Control and Robust Pole Placement, Proceedings of The Second Chinese Congress on Intelligent Control and Intelligent Automation, Xian, China, June 23-27, 1997.
  58. Diab, M., Sreeram, V., Liu, W.Q., Frequency Weighted Model Reduction via Quasi-Kalman Decomposition, Proceedings of the European Control Conference in Brussels, Vol. 4, TH-A-E-4, July 1-4, 1997.
  59. Gao, F., Liu, W.Q., Sreeram, V., and Teo, K.L., Characterization of Global Optimal Output Feedback Gains for Linear Time Invariant Systems, Proceedings of Control 97, pp. 610-615, Sydney, Australia 20-22, October, 1997.
  60. Gao, F., Liu, W.Q., Sreeram, V., and Teo, K.L., Robust Control Design of Nonlinear Adaptive Control Systems with Unmodelled Dynamics, Proceedings of the IEEE Conference on Decision and Control, San Diego, December 1997, pp. 2073-2078.
  61. Liu, W.Q., Sreeram, V., and Teo, K.L., Parameterization for All Plants Stabilized by a Singular Controller, Proceedings of the IEEE Conference on Decision and Control, San Diego, December 1997, pp. 3170-3171.
  62. Diab, M., Sreeram, V., and Liu, W.Q., Frequency Weighted Identification and Model Reduction via Extended Impulse-Response Gramians, Proceedings of the IEEE Conference on Decision and Control, San Diego, December 1997, pp. 3292-3298.
  63. Wang, G., Sreeram, V., and Liu, W.Q., A New Frequency-Weighted Balanced Truncation Method and an Error Bound, Proceedings of the IEEE Conference on Decision and Control, San Diego, December 1997, pp. 3329-3334.
  64. Diab, M., Liu, W. Q., and Sreeram, V., A Gradient Flow Approach to Frequency Weighted Model Reduction, Proceedings of the 13th IFAC World Congress, San Francisco, 1-5 July, 1996, pp. 381-386.
  65. W. Q. Liu, W. Y. Yan, K. L. Teo and V. Sreeram, "Initial jumps for singular systems in connection with optimal LQ feedback gains," Proceedings of Conference on Decision and Control, Kobe, Japan 1996, vol. 1, pp. 994-996.
  66. Liu, W.Q., and Sreeram, V., A Gradient Method for Computing the Optimal Control of Multichannel Control Systems, Proceedings of the International Conference on Optimization: Techniques and Applications, Chengdu, China, June 12-15, 1995, Vol. 1, pp. 725-733.
  67. Wan, K.C., and V. Sreeram, V., Solution of Bilinear Matrix Equation using \AA str\"{o}m-Jury-Agniel Algorithm, Proceedings of the American Control Conference, Seattle, Washington, June 21-23, 1995, pp. 2538-2543.
  68. Sreeram, V., Anderson, B.D.O., and Madievski, A.G., New Results on Frequency Weighted Balanced Reduction Technique, Proceedings of the American Control Conference, Seattle, Washington, June 21-23, 1995, pp. 4004-4009.
  69. Sreeram, V., and Anderson, B.D.O., Frequency Weighted Balanced Reduction Technique: A Generalization and an Error Bound, Proccedings of the 34th IEEE Conference on Decision and Control, New Orleans, December 13-15, 1995, pp. 3576-3581.
  70. Sreeram, V., and Anderson, B.D.O., A Schur Method for Singular Perturbation Approximation of Balanced Systems, Proccedings of the 34th IEEE Conference on Decision and Control, New Orleans, December 13-15, 1995, pp. 3094-3095.
  71. Ang, E.-J., Sreeram, V., and Liu, W.Q., Identification/Reduction to Balanced Realisation, using Extended Impulse-Response Gramian, Proccedings of the 34th IEEE Conference on Decision and Control, New Orleans, December 13-15, 1995, pp. 3080-3085.
  72. Sreeram, V., and Doraiswami, R., On the Computation of Mansour Normal Form in Time Domain, Proceedings of the American Control Conference, Baltimore, June 29-July 1, 1994, pp. 3164-3165.
  73. Sreeram, V., Teo, K.L., Yan, W.-Y, and Li, C., A Gradient Flow Approach to Simultaneous Stabilization Problem, Proceedings of the 33rd IEEE Conference on Decision and Control, Orlando, Florida, Dec. 14-16, 1994, pp. 4178-4180.
  74. Cantoni, M., Teo, K.L., and Sreeram, V., A Gradient Flow Approach to Computing a Nonlinear Quadratic Optimal Feedback Gain Matrix for Discrete Time Systems, Proceedings of the 33rd IEEE Conference on Decision and Control, Orlando, Florida, Dec. 14-16, 1994, pp. 1400-1405.
  75. Sreeram, V., and Agathoklis, P., On the Discrete-time q-Markov Covers with Improved Low-Frequency Behaviour}, Proceedings of IFAC World Congress, Sydney, July 19-23, 1993, Vol. IX, pp. IX.73-IX.78.
  76. Sreeram, V., On State-Covariance Assignment for Linear Systems}, Proceedings of the IFAC World Congress, Sydney, July 19-23, 1993, Vol. V, pp. V.251-V.256 ({\bf Invited Paper}).
  77. Sreeram, V., and Agathoklis, P., On the Theory of State Covariance Assignment for Single-Input Linear Discrete Systems, Proceedings of the American Control Conference, Chicago, June 1992, pp. 785-790.
  78. Sreeram, V., and Agathoklis, P., On Covariance Control Theory for Linear Continuous Systems, Proceedings of the 31st IEEE Conference on Decision and Control, Tucson, Arizona, Dec. 16-18, 1992, pp. 213-214.
  79. Sreeram, V., and Agathoklis, P., System Identification of Linear Continuous Systems via the Gram Matrix, Proceeding of the IEEE International Symposium on Circuits and Systems, Singapore, June 11-14, 1991, pp. 2268-2271.
  80. Sreeram, V., and Agathoklis, P., The Computation of Gram Matrix via Impulse-Response Gramians, Proceeding of the American Control Conference, Boston, June 26-28, 1991, pp. 727-728.
  81. Sreeram, V., and Goddard, P., Frequency Domain Model-Reduction Algorithm based on Impulse-Response Gramians, Proceedings of the IEEE International Conference on Energy, Computer, Communication, and Control Systems (TENCON '91), New Delhi, India, August 28-30, 1991, Vol. 1, pp. 71-75.
  82. Sreeram, V., and Agathoklis, P., Linear System Identification and Reduction using the Gram Matrix, Proceedings of the Third International Conference on Advances in Communication and Control, Victoria, Canada, October 16-18, 1991, pp. 119-130 {\bf (Invited Paper)}.
  83. Sreeram, V., Agathoklis, P., and Mansour, M., The Generation of q-Markov Covers via Inverse Solution of the Lyapunov Equation, Proceedings of 30th IEEE Conference on Decision and Control, Brighton, England, December 1991, pp. 1613-1618.
  84. Sreeram, V., and Agathoklis, P., The Computation of Gram Matrix via the Solution of Lyapunov Equation, Proceedings of 30th IEEE Conference on Decision and Control, Brighton, England, December 1991, pp. 2092-2093.
  85. Sreeram, V., and Agathoklis, P., Discrete-Systems Reduction via Impulse Response Gramians and its Relation to q-Markov Covers, Proceedings of the IEEE International Symposium on Circuits and Systems, New Orleans, May 1-3, 1990, pp. 1215-1218.
  86. Agathoklis, P., and Sreeram, V., Model Reduction of Linear Continuous Systems using Weighted Impulse Response Gramians, Proceedings of the American Control Conference, San Diego, May 23-25, 1990, pp. 2211-2216.
  87. Sreeram, V., and Agathoklis, P., Model Reduction of Linear Discrete Systems via Weighted Impulse Response Gramians, Proceedings of the 28th IEEE Conference on Decision \& Control, Tampa, Florida, December 13-15, 1989, pp. 2431-2436.
  88. Sreeram, V., and Agathoklis, P., Linear Phase IIR Filter design: A Model Reduction Approach, Proceedings of the IEEE Pacific Rim Conference, Victoria, June 1-2, 1989, pp. 185-188.
  89. Sreeram, V., El Guibaly, F., and Agathoklis, P., Systolic Arrays for Implementation of Finite Memory Filters, Proceedings of the Canadian Conference on Electrical and Computer Engineering, Montreal, September 17-20, 1989, pp. 662-665.
  90. Agathoklis, P., and Sreeram, V., Lower Bounds for the Stability Margin of Linear Continuous Systems from Impulse Response Data, Proceedings of the Canadian Conference on Electrical and Computer Engineering, Vancouver, Nov. 3-4, 1988, pp. 155-158.
  91. Agathoklis, P., and Sreeram, V., System Identification and Model Reduction of linear continuous systems using Impulse Response Data, Proceedings of Twentysixth Annual Allerton Conference on Communication, Control, and Computing, Monticello, Illinois, Sept. 28-30, 1988, pp. 199-208.
  92. Bhat, A.K.S, and Sreeram, V., Analysis of Three Phase-Zero Voltage Switching with Synchronous Start, Proceedings of IEEE Conference on Industrial Applications, Atlanta, Georgia, Oct. 1987, pp. 967-975.
  93. Sreeram, V., and Sivanandam, S.N., A New Mixed Method for Model Reduction, Proceedings of National Systems Conference, IIT, Bombay, Dec 1984, pp. c110-c114.
  94. Sreeram, V., and Sivanandam, S.N., An Improved Differentiation Method for Model Reduction, Proceedings of National Systems Conference, IIT, Bombay, Dec 1984, pp. c119-c124.