Publications and presentations of Venkataramanan (Ragu) Balakrishnan, sorted chronologically

2007

• A Fast Band-Matching Technique for Interconnect Inductance Modeling (Li, Jain, Koh and Balakrishnan. In Proc. ICCAD, 2007)
• A Scalable Distributed Method for Quantum-Scale Device Simulation. (Cauley, Jain, Koh and Balakrishnan. In Journal of Applied Physics, 2007. Also in Virtual Journal of Nanoscale Sci. & Tech, Jul 9 issue.)
• Fast Positive-Real Balanced Truncation Via Quadratic Alternating Direction Implicit Iteration. (Wong, Balakrishnan. To appear in IEEE Trans. TCAD, 2008)
• Efficient Analysis of Large-Scale Power Grids based on a Compact Cholesky Factorization (Li, Jain, Balakrishnan and Koh). In Proc. ISQED, 2007)
• Statistical Timing Analysis Considering Spatial Correlations (Li, Koh, Balakrishnan and Chen). In Proc. ISQED, 2007)
• Quadtree-based eigendecomposition for pose detection in the presence of occlusion and background clutter. (Chang, Maciejewski, Balakrishnan, et al. In PAMI, 2007)

2006

• MultiShift Quadratic Alternating Direction Implicit Iteration for High-Speed Positive-Real Balanced Truncation (Wong and Balakrishnan. In Proc. DAC, 2006)
• Exact and numerically stable closed form expressions for potential coefficients of rectangular conductors. (Jain, Koh, Balakrishnan. To appear in IEEE Trans. TCAS-II, 2006)
• Two Algorithms for Fast and Accurate Passivity-Preserving Model Order Reduction (Wong, Balakrishnan, Koh and Ng. To appear in IEEE Trans. TCAD, 2006)
• Design of Double-Passed Arrayed Waveguide Gratings for Generation of Flat Topped Femtosecond Pulse trains (Muralidharan, Balakrishnan and Weiner. IEEE Trans. Lightwave Tech., 2006)
• SASIMI: Sparsity Aware Simulation of Interconnect-Dominated Circuits with Non-Linear Devices (Jain, Cauley, Balakrishnan and Koh. In Proc. ASPDAC, 2006)
• Adaptive Admittance-based Conductor Meshing for Interconnect Analysis (Yang, Balakrishnan and Koh. In Proc. ASPDAC, 2006)

2005

• Quadratic Alternating Direction Implicit Iteration for the Fast Solution of Algebraic Riccati Equations (Wong and Balakrishnan. In Proc. ISPACS, 2005)
• Modeling and analysis of early events in T-lymphocyte antigen-activated intracellular-signaling pathways (Zheng, et al. Journal of Computational and Applied Mathematics, 2005)
• Statistical Based Link Insertion for Robust Clock Network Design (Lam, et al.. In Proc. ICCAD, 2005)
• Fast Balanced Stochastic Truncation Via A Quadratic Extension of the Alternating Direction Implicit Iteration (Wong and Balakrishnan. In Proc. ICCAD, 2005)
• Robust SISO H-infty Controller Design for Nonlinear Systems. (Ingram, Franchek, Balakrishnan, Surnilla. Control Engineering Practice (IFAC), 2005)
• Compact and Stable Modeling of Partial Inductance and Reluctance Matrices (Li, Balakrishnan, Koh and Zhong. In Proc. ASPDAC, 2005)
• Analyzing unidentified locked-joint failures in kinematically redundant manipulators (Goel, et al. Journal of Robotic Systems, 2005)

2004

• Fast Simulation of VLSI Interconnects (Jain, Koh, Balakrishnan. In Proc. ICCAD, 2004)
• Semidefinite Programming Duality: Implications for System Theory and Computation (Balakrishnan. Semi-plenary talk at the MTNS Symposium, Leuven, July 2004. (Also presented at the Yale Center for Systems Science Seminar Series, February 2004)
• SDP Duality and LTI Systems (Balakrishnan. Talk at the Workshop on LMIs in Control, Toulouse, France, July 2004.
• Passivity-Preserving Model Reduction Via A Computationally Efficient Project-And-Balance Scheme (Wong, et al. In Proc. DAC, 2004) Finalist, best paper award.
• A Second-Order Cone Bounding Algorithm for Robust Minimum Variance Beamforming (Wong, et al. In Proc. MAC Workshop, Hamilton Institute, Springer LNCIS, 2004)
• Interior-point algorithms for semidefinite programming problems derived from the KYP lemma (Vandenberghe, et al. In Positive Polynomials in Control, Springer LNCIS, 2004)
• A Fast Newton/Smith Algorithm for Solving AREs and its Application in Model Order Reduction (Wong, et al. In Proc. ICASSP, 2004)

2003

• On the implementation of primal-dual interior-point methods for semidefinite programming problems derived from the KYP lemma. (Vandenberghe, Balakrishnan, Wallin and Hansson. In Proc. IEEE CDC, 2003)
• Failure tolerant teleoperation of a kinematically redundant manipulator: An experimental study, (Goel, et al. IEEE SMC, 2003)
• Interior-point algorithms for semidefinite programming problems derived from the Kalman-Yakubovich-Popov Lemma (Balakrishnan. Plenary talk, MAC Workshop, Hamilton Inst., 2003)
• Semidefinite Programming Duality and Linear Time-invariant Systems (Balakrishnan. Seminar at the Univ. of Houston and the Hamilton Inst., 2003)
• Robust Steady-State Filtering for Systems with Deterministic and Stochastic Uncertainties, (Wang and Balakrishnan. IEEE TSP, 2003)
• Spark Ignition Engine Torque Management. (Ingram, et al. In Proc. ACC, 2003)
• An Adaptive Window-Based Susceptance Extraction and its Efficient Implementation (Zhong, Koh, Balakrishnan and Roy. In Proc. DAC, 2003)
• A Geometrical Approach to Robust Minimum Variance Beamforming (Wong, et al. In Proc. ICASSP, 2003)
• Spark Ignition Engine Mass Air Flow Control for Precise Torque Management. (Ingram, et al. In Proc. SAE World Congress, 2003)
• Optimal Array Pattern Synthesis Using Semidefinite Programming (Wang, Balakrishnan et al. IEEE TSP, 2003)
• Semidefinite programming duality and Linear Time-Invariant systems (Balakrishnan and Vandenberghe. IEEE TAC, 2003)
• Semidefinite Programming and its Application to Process Control (Balakrishnan. Seminar at the Indian Inst. of Tech., Madras, January 2003)

2002

• Semidefinite programming duality and Linear Time-Invariant systems (Balakrishnan and Vandenberghe. TR-ECE 02-02, School of ECE, Purdue Univ., 2002)
• Review of A Unified Algebraic Approach to Linear Control Design, by R. E. Skelton, T. Iwasaki and K. Grigoriadis (IJRNC, 2002)
• Lyapunov Functionals in Complex-$\mu$ Analysis. (Balakrishnan. IEEE TAC, 2002)
• Linear Matrix Inequalities in Robust Control: A Brief Survey (Balakrishnan. In Proc. MTNS, 2002)
• A Factorization-Based Framework for Passivity-Preserving Model Reduction of RLC systems (Su, Balakrishnan and Koh. In Proc. DAC, 2002)
• Improved Stability Analysis and Gain-Scheduled Controller Synthesis for Parameter-Dependent Systems (Wang and Balakrishnan. IEEE TAC, 2002)
• Model Reduction in the Time-Domain using Laguerre Polynomials and Krylov Methods. (Chen, Balakrishnan, Koh and Roy. In Proc. DATE, 2002)
• Robust Kalman Filters for Linear Time-Varying Systems with Stochastic Parametric Uncertainties (Wang and V. Balakrishnan. IEEE TSP, 2002)
• Review of System Identification: Theory for the User (Second Ed.), by L. Ljung (Automatica , 2002)
• Efficient Approximate Balanced Truncation of General Large-Scale RLC Systems via Krylov Methods (Su, Balakrishnan and Koh. In Proc. ASPDAC, 2002)

2001

• Eigendecomposition-based pose detection in the presence of occlusion. (Chang, Maciejewski, Balakrishnan and Roberts. In Proc. IEEE/RSJ IROS, 2001)
• Efficient Balance-and-Truncate Model Reduction for Large Scale Systems (Balakrishnan, Su and Koh. In Proc. ACC, 2001)
• Optimal Array Pattern Synthesis Using Semidefinite Programming (Wang, Balakrishnan, et al. In Proc. ICASSP, 2001)

2000

• Applications of Convex Optimization in Systems and Control (Balakrishnan. Seminar at the Univ. of Michigan, December 2000)
• Fast Eigenspace Decomposition of Correlated Images. (Chang, Maciejewski and Balakrishnan. IEEE TIP, 2000)
• Efficient Balance-and-Truncate Model Reduction for Large Scale Systems (Balakrishnan, Su and Koh. TR-ECE 00-15, School of ECE, Purdue Univ., 2000)
• Semidefinite Programming in Systems and Control (Balakrishnan and Wang. Handbook of Semidefinite Programming, Kluwer, 2000)
• An introduction to the application of semi-definite programming in process control. (Wang, Balakrishnan and Vandenberghe. In Proc. ACC, 2000)

1999

• Real-Time Failure Tolerant Control of Kinematically Redundant Manipulators (Groom, Maciejewski and Balakrishnan. IEEE TRA, 1999.)
• Robust Stability and Performance Analysis of Uncertain Systems Using Linear Matrix Inequalities (Balakrishnan and Kashyap. JOTA, 1999)
• Absolute Stability Theory, mu Theory, and State-Space Verification of Frequency-Domain Conditions: Connections and Implications for Computation (Chou, Tits and Balakrishnan. IEEE TAC, 1999)
• Robustness under Bounded Uncertainty with Phase Information (Tits, Balakrishnan and Lee. IEEE TAC, 1999)
• Linear Controller Design for the NEC Laser Bonder via LMI Optimization (Oishi and Balakrishnan. Recent Advances on LMI Methods in Control, SIAM, 1999)
• Semidefinite programming duality and linear system theory: connections and implications for computation. (Vandenberghe and Balakrishnan. In Proc. IEEE CDC, 1999)
• Robustness analysis and gain-scheduled controller synthesis for rational parameter-dependent uncertain systems using parameter-dependent Lyapunov functions. (Wang and Balakrishnan. In Proc. IEEE CDC, 1999)
• Robust Estimators for Systems with Both Deterministic and Stochastic Uncertainties. (Wang and Balakrishnan. In Proc. IEEE CDC, 1999)
• Robust Adaptive Kalman Filters for Linear Time-Varying Systems with Stochastic Parametric Uncertainties. (Wang and Balakrishnan. In Proc. ACC, 1999. Finalist, best student paper award)
• Failure tolerant teleoperation of a kinematically redundant manipulator: An experimental study. (Goel, Maciejewski, Balakrishnan and Proctor. In Proc. IEEE ICRA, 1999)
• The design of control strategies tolerant to undetected failures in kinematically redundant manipulators. (Goel, Maciejewski and Balakrishnan. In Proc. IEEE ICRA, 1999)
• Eigendecomposition-based analysis of video images. (Chang, Maciejewski and Balakrishnan. In Proc SPIE, 1999)
• Efficient Computation of a Guaranteed Lower Bound on the Robust Stability Margin of Uncertain Systems (Balakrishnan and Wang. IEEE TAC, 1999)

1998

• Small-mu Theorems with Frequency-Dependent Uncertainty Bounds (Tits and Balakrishnan. MCSS, 1998)
• Systematic Method for Determining Intravenous Drug Treatment Strategies Aiding the Humoral Immune Response (Rundell, DeCarlo, Balakrishnan and HogenEsch. IEEE TBE, 1998)
• Conditions for the existence and uniqueness of optimal matrix scalings (Balakrishnan, Open Problems in Math. Syst. and Cont. Th., Springer Verlag 1998)
• Matrix inequality conditions for canonical factorization of rational transfer function matrices (Balakrishnan, Open Problems in Math. Syst. and Cont. Th., Springer Verlag 1998)
• Phase-sensitive structured singular value (Tits and Balakrishnan, Open Problems in Math. Syst. and Cont. Th., Springer Verlag 1998)
• Improved Stability Analysis and Gain-Scheduled Controller Synthesis for Parameter-Dependent Systems (Wang and Balakrishnan. In Proc. IEEE CDC, 1998)
• Efficient Computation of a Guaranteed Lower Bound on the Robust Stability Margin of Uncertain Systems (Balakrishnan and Wang. In Proc. IEEE CDC, 1998)
• Undetected Locked-Joint Failures in Kinematically Redundant Manipulators: A Workspace Analysis. (Goel, Maciejewski and Balakrishnan. In Proc. IROS, 1998)
• Fast Eigenspace Decomposition of Correlated Images (Chang, Maciejewski V. Balakrishnan. In Proc. IROS, 1998)
• Trade-Off Between SNR and ISI in Multi-Channel Zero Forcing Equalizers (Settle, Zoltowski and Balakrishnan. IEEE SPWSSAP, 1998)
• Linear Matrix Inequalities for signal processing. An overview (Balakrishnan and Vandenberghe. In Proc. Princeton CISS, 1998)
• Design of Multi-Channel Equalizers via Linear Matrix Inequalities: Trade-off between SNR and ISI (Settle, Zoltowski and Balakrishnan. In UCSD Conf, 1998)
• Large-scale optimization techniques and linear matrix inequality problems (Vandenberghe and Balakrishnan. In MTNS 98, 1998)
• Applications of Semidefinite Programming in Robust Control (Balakrishnan. In Workshop on SDP: Applications and Algorithms, Berlin, 1998)

1997

• Algorithms and Software for LMI Problems in Control (Vandenberghe and Balakrishnan. IEEE Control Systems Magazine, 1997)
• H_infinity controller synthesis with time-domain constraints (Balakrishnan. IEEE TAC, 1997)
• Small-mu Theorems with Frequency-Dependent Uncertainty Bounds (Tits and Balakrishnan. In Proc. ECC, 1997)
• Investigations into Treatment Strategies Aiding the Immune Response to Haemophilus Influenzae (Rundell, DeCarlo, Balakrishnan and HogenEsch. In Proc. ACC, 1997)
• Failure Tolerant Robots for Industrial Applications (Groom, Maciejewski and Balakrishnan. In Proc. IRVC, 1997)
• Real-Time Failure Tolerant Control of Kinematically Redundant Manipulators (Groom, Maciejewski and Balakrishnan. In Proc. IEEE ICRA, 1997. Winner, best student paper award)
• An Analysis of the Post-Fault Behavior of Robotic Manipulators. (Goel, Maciejewski and Balakrishnan. In Proc. IEEE ICRA, 1997)
• Linear Matrix Inequalities and Control Applications (Balakrishnan, El Ghaoui, Scherer and Scorletti. European Summer School in Automatic Control, Grenoble, France, 1997)
• Conditions for the Existence and Uniqueness of Optimal Matrix Scalings (Balakrishnan. In Workshop Open Prob. in Math. Syst. Th. and Contr., Liege, Belgium, 1997. Also at IEEE CDC, 1998)
• Matrix Inequality Conditions for Canonical Factorization of Rational Transfer Function Matrices (Balakrishnan. In Workshop Open Prob. in Math. Syst. Th. and Contr., Liege Belgium, 1997)
• Phase-sensitive structured singular value (Tits and Balakrishnan. In Workshop Open Prob. in Math. Syst. Th. and Contr., Liege, Belgium, 1997. Also at IEEE CDC, 1998)
• Absolute Stability Theory, mu Theory, and State-Space Verification of Frequency-Domain Conditions: Connections and Implications for Computation (Chou, Tits and Balakrishnan. TR 97-23, ISR, Univ. Maryland, 1997)

1996

• Linear Matrix Inequalities in Control Theory and Applications (Balakrishnan and Feron, editors, IJRNC Special Issue, 1996)
• Robust constrained model predictive control using linear matrix inequalities (Kothare, Balakrishnan and Morari. Automatica, 1996)
• Numerical optimization-based design (Balakrishnan and Tits. The Control Handbook, 1996)
• An Application of Semidefinite Programming Duality to Derive Bounds on the H_infinity Norm of a Transfer Matrix (Balakrishnan and Vandenberghe. In Proc. IEEE CDC, 1996)
• Robust Performance Bounds based on Lyapunov Functions for Uncertain Systems (Balakrishnan. In Proc. Allerton Conf., 1996)
• Algorithms and Software Tools for LMI Problems in Control: Session overview (Vandenberghe and Balakrishnan. In Proc. IEEE CACSD Symp., 1996)
• Robustness under Bounded Uncertainty with Phase Information (Tits, Balakrishnan and Lee. TR 96-14, ISR, Univ. Maryland, 1996)

1995

• Linear matrix inequalities in robustness analysis with multipliers (Balakrishnan. SCL, 1995)
• Constrained stabilization of discrete-time linear systems (Zheng, Balakrishnan and Morari. IJRNC, 1995)
• Existence and uniqueness of optimal matrix scalings (Balakrishnan and Boyd. SIMAX, 1995)
• Designing discrete-time amplitude limited signals for maximum amplitude separation (Honig, Steiglitz, Balakrishnan and Rantapaa. IEEE TIT, 1995)
• Practical Methods for Robust Control (Feron, Balakrishnan and Hall. MIT Summer Professional Program, 1995)
• Connections between duality in control theory and convex optimization (Balakrishnan and Vandenberghe. In Proc. ACC, 1995)
• Robustness under Bounded Uncertainty with Phase Information In Minisymposium Contr.-th. App. Convex Opt., SIAM-CCA, 1995))
• On Computing Bounds on the Worst-Case H_2 norm of Parameter-Dependent Linear Systems In Minisymposium Contr.-th. App. Convex Opt., SIAM-CCA, 1995))
• Robust constrained model predictive control using Linear Matrix Inequalities (Kothare, Balakrishnan and Morari. 95-02, Aut. Contr. Lab., ETH Switzerland, 1995)

1994

• Linear Matrix Inequalities in System and Control Theory (Boyd, El Ghaoui, Feron and Balakrishnan. Research monograph. SIAM, 1994)
• Construction of Lyapunov functions in analysis with multipliers (Balakrishnan. In Proc. IEEE CDC, 1994)
• Synthesis of fixed-structure controllers via numerical optimization (El Ghaoui and Balakrishnan. In Proc. IEEE CDC, 1994)
• Computer-aided Control System Design using Linear Matrix Inequalities (Balakrishnan et al. Tutorial workshop at ACC, 1994)
• An LMI approach to robust constrained model predictive control. (Kothare, Balakrishnan and Morari. In In Proc. ACC, 1994)
• Linear matrix inequalities in analysis with multipliers (Balakrishnan, Huang, Packard Doyle. In Proc. ACC, 1994)
• History of Linear Matrix Inequalities in Control Theory (Boyd, Feron, Balakrishnan and El Ghaoui. In Proc. ACC, 1994)
• Tradeoffs in frequency-weighted H_infinity-control (Balakrishnan and Boyd. In Proc. IEEE/IFAC Symp. on CACSD, 1994)

1993

• Convex Optimization Techniques in Robust Control (Balakrishnan et al. Tutorial workshop at IEEE CDC, 1993)
• Linear Matrix Inequalities in System and Control Theory (Boyd, El Ghaoui, Feron and Balakrishnan. In Proc. Allerton Conf., 1993)
• Control system analysis and synthesis via linear matrix inequalities (Boyd, Balakrishnan, Feron, and El Ghaoui. In Proc. ACC, 1993)
• Solving interpolation problems via generalized eigenvalue minimization (Balakrishnan, Feron, Boyd and El Ghaoui. In Proc. ACC, 1993)
• Linear Matrix Inequalities in Analysis with Frequency-Dependent Multipliers (Balakrishnan and Feron. In Minisymposium Convex Opt. in Contr. Syst. Anal. & Design, SIAM-LASSC, 1993)

1992

• On computing the worst-case peak gain of linear systems (Balakrishnan and Boyd. SCL, 1992)
• Global optimization in control system analysis and design (V. Balakrishnan and S. Boyd. Control and Dynamic Systems, vol. 53, C. T. Leondes, ed., Academic Press, 1992)
• Existence and uniqueness of optimal matrix scalings (Balakrishnan and Boyd. In Proc. IEEE CDC, 1992)
• On computing the worst-case peak gain of linear systems (Balakrishnan and Boyd. In Proc. IEEE CDC, 1992)
• Design of stabilizing state feedback for delay systems via convex optimization (Feron, Balakrishnan and Boyd. In Proc. IEEE CDC, 1992)
• Numerical methods for H_2 related problems (Feron, Balakrishnan, Boyd and L. El Ghaoui. In Proc. ACC, 1992)
• On maximizing a robustness measure for structured nonlinear perturbations (El Ghaoui, Balakrishnan, Feron and S. Boyd. In Proc. ACC, 1992)
• Computing bounds for the structured singular value via an interior point algorithm (Balakrishnan, Feron, Boyd and El Ghaoui. In Proc. ACC, 1992)
• Constrained H_infinity-optimal controller design via interpolation theory (Balakrishnan. ISL-BOY-92-1, ISL, Stanford Univ, 1992)

1991

• Branch and bound algorithm for computing the minimum stability degree of parameter-dependent linear systems (Balakrishnan, Boyd and Balemi. IJRNC, 1991)
• Computing the minimum stability degree of parameter-dependent linear systems (Balakrishnan, Boyd, and Balemi. Control of Uncertain Dynamic Systems, CRC Press, 1991)
• Computation of the worst-case covariance for linear systems with uncertain parameters (Balakrishnan and Boyd. In Proc. IEEE CDC, 1991)
• Computation of the Minimum Stability Degree of Parameter-dependent Linear Systems by a Branch and Bound Algorithm (Balakrishnan, Balemi and Boyd. In Proc. IFAC Symp., 1991)
• Computation of the Maximum H_infinity-norm of Parameter-dependent Linear Systems by a Branch and Bound Algorithm (Balemi, Boyd and Balakrishnan. In Proc. MTNS, 1991)
• l_infinity/l_infinity signal design (Honig, Steiglitz, Balakrishnan and Rantapaa. In IEEE Int. Symp. IT, Budapest, Hungary, 1991)
• Global optimization of H_infinity-norm of parameter-dependent linear systems (Balemi and Balakrishnan. 91-15, Aut. Contr. Lab., ETH Switzerland, 1991)

1985-90

• A regularity result for the singular values of a transfer matrix and a quadratically convergent algorithm for computing its L_infinity-norm (Boyd and Balakrishnan. SCL, 1990)
• A branch and bound methodology for matrix polytope stability problems arising in power systems (DeMarco, Balakrishnan and Boyd. In Proc. IEEE CDC, 1990)
• A bisection method for computing the H_infinity norm of a transfer matrix and related problems (Boyd, Balakrishnan and Kabamba. MCSS, 1989)
• Significance of initial interpolation in band-limited signal interpolation (Yegnanarayana, Fathima, Nehru and Balakrishnan). IEEE TASSP, 1989)
• A regularity result for the singular values of a transfer matrix and a quadratically convergent algorithm for computing its L_infinity-norm (Boyd and V. Balakrishnan. In Proc. IEEE CDC, 1989)
• A new CAD method and associated architectures for linear controllers (Boyd, Balakrishnan, et al. IEEE TAC, 1988)
• On computing the H_infinity-norm of a transfer matrix (Boyd, Balakrishnan, and Kabamba. In Proc. American Control Conf., 1988)
• A new CAD method and associated architectures for linear controllers (Boyd, Balakrishnan, et al. In Proc. ACC, 1987)
• A new CAD method and associated architectures for linear controllers (Boyd, Balakrishnan, et al. In Proc. Allerton Conf., 1986)