Selected publications of Venkataramanan (Ragu) Balakrishnan, sorted by topic

Linear Matrix Inequalities

• Interior-point algorithms for semidefinite programming problems derived from the KYP lemma (Vandenberghe, et al. In Positive Polynomials in Control, Springer LNCIS, 2004)
• 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)
• Semidefinite programming duality and Linear Time-Invariant systems (Balakrishnan and Vandenberghe. IEEE TAC, 2003)
• Improved Stability Analysis and Gain-Scheduled Controller Synthesis for Parameter-Dependent Systems (Wang and Balakrishnan. IEEE TAC, 2002)
• Semidefinite Programming in Systems and Control (Balakrishnan and Wang. Handbook of Semidefinite Programming, Kluwer, 2000)
• Efficient Computation of a Guaranteed Lower Bound on the Robust Stability Margin of Uncertain Systems (Balakrishnan and Wang. IEEE TAC, 1999)
• Robust Stability and Performance Analysis of Uncertain Systems Using Linear Matrix Inequalities (Balakrishnan and Kashyap. JOTA, 1999)
• Systematic Method for Determining Intravenous Drug Treatment Strategies Aiding the Humoral Immune Response (Rundell, DeCarlo, Balakrishnan and HogenEsch. IEEE TBE, 1998)
• 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)
• 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)
• Robust Performance Bounds based on Lyapunov Functions for Uncertain Systems (Balakrishnan. In Proc. Allerton Conf., 1996)
• Linear matrix inequalities in robustness analysis with multipliers (Balakrishnan. SCL, 1995)
• Linear Matrix Inequalities in System and Control Theory (Boyd, El Ghaoui, Feron and Balakrishnan. Research monograph. SIAM, 1994)
• Solving interpolation problems via generalized eigenvalue minimization (Balakrishnan, Feron, Boyd and El Ghaoui. In Proc. ACC, 1993)
• 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)

Other numerical methods for systems and control

• Numerical optimization-based design (Balakrishnan and Tits. In The Control Handbook, 1996)
• Synthesis of fixed-structure controllers via numerical optimization (El Ghaoui and Balakrishnan. In Proc. IEEE CDC, 1994)
• Tradeoffs in frequency-weighted H_infinity-control (Balakrishnan and Boyd. In Proc. IEEE/IFAC Symp. on CACSD, 1994)
• Global optimization in control system analysis and design (V. Balakrishnan and S. Boyd. In Control and Dynamic Systems, vol. 53, C. T. Leondes, ed., Academic Press, 1992)
• On computing the worst-case peak gain of linear systems (Balakrishnan and Boyd. SCL, 1992)
• Computation of the worst-case covariance for linear systems with uncertain parameters (Balakrishnan and Boyd. In Proc. IEEE CDC, 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)
• Branch and bound algorithm for computing the minimum stability degree of parameter-dependent linear systems (Balakrishnan, Boyd and Balemi. IJRNC, 1991)
• A branch and bound methodology for matrix polytope stability problems arising in power systems (DeMarco, Balakrishnan and Boyd. In Proc. IEEE CDC, 1990)
• 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 bisection method for computing the H_infinity norm of a transfer matrix and related problems (Boyd, Balakrishnan and Kabamba. MCSS, 1989)
• A new CAD method and associated architectures for linear controllers (Boyd, Balakrishnan, et al. IEEE TAC, 1988)

Control theory

• Lyapunov Functionals in Complex-$\mu$ Analysis (Balakrishnan. IEEE TAC, 2002)
• 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)
• Linear Controller Design for the NEC Laser Bonder via LMI Optimization (Oishi and Balakrishnan. In Recent Advances on LMI Methods in Control, SIAM, 1999)
• Robustness under Bounded Uncertainty with Phase Information (Tits, Balakrishnan and Lee. IEEE TAC, 1999)
• 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)
• Small-mu Theorems with Frequency-Dependent Uncertainty Bounds (Tits and Balakrishnan. MCSS, 1998)
• 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)

Communication and Signal Processing

• A Second-Order Cone Bounding Algorithm for Robust Minimum Variance Beamforming (Wong, et al. In Proc. MAC Workshop, Hamilton Institute, Springer LNCIS, 2004)
• Robust Steady-State Filtering for Systems with Deterministic and Stochastic Uncertainties (Wang and Balakrishnan. IEEE TSP, 2003)
• A Geometrical Approach to Robust Minimum Variance Beamforming (Wong, et al. In Proc. ICASSP, 2003)
• Optimal Array Pattern Synthesis Using Semidefinite Programming (Wang, Balakrishnan et al. IEEE TSP, 2003)
• Robust Kalman Filters for Linear Time-Varying Systems with Stochastic Parametric Uncertainties (Wang and V. Balakrishnan. IEEE TSP, 2002)
• Linear Matrix Inequalities for signal processing. An overview (Balakrishnan and Vandenberghe. In Proc. Princeton CISS, 1998)
• Design of Multi-Channel Equalizers via Linear Matrix Inequalites: Trade-Off Between SNR and ISI (Settle, Zoltowski and Balakrishnan. Proc. UCSD Conf. Wireless Comm., 1998)
• Designing discrete-time amplitude limited signals for maximum amplitude separation (Honig, Steiglitz, Balakrishnan and Rantapaa. IEEE TIT, 1995)
• Significance of initial interpolation in band-limited signal interpolation (Yegnanarayana, Fathima, Nehru and Balakrishnan). IEEE TASSP, 1989)

Robotics and Image Processing

• Quadtree-based eigendecomposition for pose detection in the presence of occlusion and background clutter (Chang, Maciejewski, Balakrishnan, et al. In PAMI, 2007)
• Analyzing unidentified locked-joint failures in kinematically redundant manipulators (Goel, et al. Journal of Robotic Systems, 2005)
• Failure tolerant teleoperation of a kinematically redundant manipulator: An experimental study (Goel, et al. IEEE SMC, 2003)
• Fast Eigenspace Decomposition of Correlated Images (Chang, Maciejewski and Balakrishnan. IEEE TIP, 2000)
• Real-Time Failure Tolerant Control of Kinematically Redundant Manipulators (Groom, Maciejewski and Balakrishnan. IEEE TRA, 1999.)
• 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)
• Undetected Locked-Joint Failures in Kinematically Redundant Manipulators: A Workspace Analysis (Goel, Maciejewski and Balakrishnan. In Proc. IROS, 1998)
• An Analysis of the Post-Fault Behavior of Robotic Manipulators (Goel, Maciejewski and Balakrishnan. In Proc. IEEE ICRA, 1997)

VLSI systems

• A Fast Band-Matching Technique for Interconnect Inductance Modeling (Li, Jain, Koh and Balakrishnan. In Proc. ICCAD, 2007)
• 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)
• Fast Positive-Real Balanced Truncation Via Quadratic Alternating Direction Implicit Iteration (Wong, Balakrishnan. To appear in IEEE Trans. TCAD, 2008)
• MultiShift Quadratic Alternating Direction Implicit Iteration for High-Speed Positive-Real Balanced Truncation (Wong and Balakrishnan. In Proc. DAC, 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)
• Quadratic Alternating Direction Implicit Iteration for the Fast Solution of Algebraic Riccati Equations (Wong and Balakrishnan. In Proc. ISPACS, 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)
• 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)
• Compact and Stable Modeling of Partial Inductance and Reluctance Matrices (Li, Balakrishnan, Koh and Zhong. In Proc. ASPDAC, 2005)
• Fast Simulation of VLSI Interconnects (Jain, Koh, Balakrishnan. In Proc. ICCAD, 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 Fast Newton/Smith Algorithm for Solving AREs and its Application in Model Order Reduction (Wong, et al. In Proc. ICASSP, 2004)
• An Adaptive Window-Based Susceptance Extraction and its Efficient Implementation (Zhong, Koh, Balakrishnan and Roy. In Proc. DAC, 2003)
• A Factorization-Based Framework for Passivity-Preserving Model Reduction of RLC systems (Su, Balakrishnan and Koh. In Proc. DAC, 2002)
• Model Reduction in the Time-Domain using Laguerre Polynomials and Krylov Methods (Chen, Balakrishnan, Koh and Roy. In Proc. DATE, 2002)
• Efficient Approximate Balanced Truncation of General Large-Scale RLC Systems via Krylov Methods (Su, Balakrishnan and Koh. In Proc. ASPDAC, 2002)
• Efficient Balance-and-Truncate Model Reduction for Large Scale Systems (Balakrishnan, Su and Koh. In Proc. ACC, 2001)

Automotive and other applications

• 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.)
• Design of Double-Passed Arrayed Waveguide Gratings for Generation of Flat Topped Femtosecond Pulse trains (Muralidharan, Balakrishnan and Weiner. IEEE Trans. Lightwave Tech., 2006)
• Modeling and analysis of early events in T-lymphocyte antigen-activated intracellular-signaling pathways (Zheng, et al. Journal of Computational and Applied Mathematics, 2005)
• Robust SISO H-infty Controller Design for Nonlinear Systems (Ingram, Franchek, Balakrishnan, Surnilla. Control Engineering Practice (IFAC), 2005)
• Spark Ignition Engine Torque Management (Ingram, et al. In Proc. ACC, 2003)
• Spark Ignition Engine Mass Air Flow Control for Precise Torque Management (Ingram, et al. In Proc. SAE World Congress, 2003)