Publications

2023

1. P. Mehta, K. Appaiah, R. Velmurugan and D. Pal. All-pass filter design using unimodular interpolation. Accepted for publication in IEEE Signal Processing Letters, IEEE, 2023.

2. I. Qais, C. Bhawal and D. Pal. Optimal singular LQR problem: a PD feedback solution. Accepted for publication in SIAM Journal on Control and Optimization, SIAM, 2023.

3. M. Mukherjee and D. Pal. On constructing boundaries for boundary value problems: the general case. Accepted for publication in Multidimensional Systems and Signal Processing, Springer-Nature, 2023.

4. Z. Ali, P. Paliwal, P. R. Harivanam, D. Anand, D. Pal, S. Gupta. Stability analysis for fast settling switched digital phase-locked loops (DPLLs). Accepted for publication in IEEE Control Systems Letters, IEEE, 2023.

5. P. Rapisarda and D. Pal. Informativity for identification for 2D state-representable autonomous systems, with applications to data-driven simulation. In Proceedings of the 62nd IEEE Conference on Decision and Control (CDC), Singapore, 2023.

2022

1. A. S. Bharath, D. S. Gaharwar, K. Appaiah and D. Pal. Design of discrete-time matrix all-pass filters using subspace Nevanlinna-Pick interpolation. Accepted for publication in Signal Processing, Elsevier, 2022.

2. M. Mukherjee and D. Pal. On arbitrary assignability of initial conditions for a discrete autonomous n-D system. Accepted for publication in IEEE Transactions on Automatic Control, 2022.

3. A. Kothyari, C. Bhawal, M. N. Belur and D. Pal. Imaginary axis eigenvalues of Hamiltonian matrix: controllability, defectiveness and the epsilon-characteristic. Accepted for publication in International Journal of Control, 2022.

4. I. Qais and D. Pal. The continuous-time singular LQR problem and the riddle of non-autonomous Hamiltonian Systems: a behavioral solution. Accepted for publication in IEEE Transactions on Automatic Control, 2022.

5. D. Pal and S. Shankar. The coarsest lattice that determines a discrete multidimensional system. Accepted for publication in Mathematics of Control, Signals and Systems, 2022

6. C. Bhawal, D. Pal and M. N. Belur. Lossless trajectories of singularly passive systems. In Proceedings of the 25th International Symposium on Mathematics of Networks and Systems (MTNS), Bayreuth, Germany, 2022.

7. H. Phani Raj and D. Pal. Lie Algebraic Analysis of Exponential Stability of Switched DAEs. In Proceedings of the 25th International Symposium on Mathematics of Networks and Systems (MTNS), Bayreuth, Germany, 2022.

8. M. Mukherjee, N. Bajcinca and D. Pal. Algorithms for Specifying Initial Data for Discrete Autonomous nD Systems. In Proceedings of the 25th International Symposium on Mathematics of Networks and Systems (MTNS), Bayreuth, Germany, 2022.

9. I. Qais, C. Bhawal and D. Pal. A Hamiltonian system based approach for the computation of the maximal rank-minimizing solution of the LMI arising from a singular LQR problem. In Proceedings of the European Control Conference (ECC), London, UK, 2022.

2021

1. N. Pandey, D. Pal, D. Saha, and S. Ganguly. Vibration based biomimetic odour classification. Accepted for publication in Nature Scientific Reports, 2021.

2. M. Mukherjee and D. Pal. On minimality of initial data required to uniquely characterize every trajectory in a discrete n-D system. SIAM Journal on Control and Optimization, 59:2, 1520-1554, 2021.

2020

1. C. D. Athalye, D. Pal and H. K. Pillai. Comparison Between Different Notions of Stability for Laurent Systems. IEEE Transactions on Automatic Control, 66:2, 768-772, 2021.

2. P. R. Harivanam and D. Pal. Lie algebraic criteria for stability of switched systems of differential algebraic equations (DAEs). IEEE Control Systems Letters, 5:4, 1333-1338, 2020.

3. V. S. Sawant, D. Chakraborty and D. Pal. Intermittent feedback control with maximum average off-time. Accepted for publication in IEEE Transactions on Automatic Control, 2020.

4. K. Appaiah and D. Pal. All-pass filter design using Blaschke interpolation. IEEE Signal Processing Letters, 27. 226-230 2020.

5. V. Sawant, D. Chakraborty and D. Pal. Asynchronous Consensus with Minimum Communication. In Proceedings of the 24th International Symposium on Mathematical Theory of Networks and Systems (MTNS), Cambridge, UK, 2020.

6. M. Mukherjee and D. Pal. On constructing boundaries for boundary value problems defined by over-determined systems of partial differential equations. In Proceedings of the 21st IFAC World Congress (IFAC WC), Berlin, Germany, 2020.

7. H. Phani Raj and D. Pal. Lie-Algebraic Criterion for Stability of Switched Differential-Algebraic Equations. In Proceedings of the 21st IFAC World Congress (IFAC WC), Berlin, Germany, 2020.

8. I. Qais, D. Pal and C. Bhawal . A geometric characterization of the slow space of the Hamiltonian system arising from the singular LQR problem. In Proceedings of the 21st IFAC World Congress (IFAC WC), Berlin, Germany, 2020.

9. M. Mukherjee and D. Pal. On Arbitrary Assignability of Initial Conditions for an Overdetermined System of Partial Difference Equations. In Proceedings of the European Control Conference (ECC), St. Petersburg, Russia, 2020.

2019

1. C. D. Athalye, D. Pal and H. K. Pillai. Behavior of n Infinite Chains of Kinematic Points With the Immediate-Neighbors Interaction Dynamics. IEEE Transactions on Automatic Control, 65:7, 2929-2940, 2019.

2. C. Bhawal and D. Pal. Almost Every Single-Input LQR Optimal Control Problem Admits a PD Feedback Solution. IEEE Control Systems Letters, 3:2, 452-457, 2019.

3. M. Mukherjee and D. Pal. On characteristic cones of discrete $n$D autonomous systems: theory and algorithm. Multidimensional Systems and Signal Processing, 30:2, 611-640, 2019.

4. C. Bhawal, I. Qais and D. Pal. Constrained generalized continuous algebraic Riccati equations (CGCAREs) are generically unsolvable. IEEE Control Systems Letters, 3:1, 192-197, 2019.

5. V. Sawant, D. Chakraborty and D. Pal. Asynchronous Consensus of Continuous-time Multiagent Systems with Minimum Communication. In Proceedings of the 58th IEEE Conference on Decision and Control (CDC), Nise, France, 2019.

6. C. Bhawal and D. Pal. On solvability of CGCARE for LQR problems with zero input-cost. In Proceedings of the 58th IEEE Conference on Decision and Control (CDC), Nise, France, 2019.

7. A. Sengupta and D. Pal. Oberst-Riquier based Algorithm for Trajectory Generation of Infinite-Dimensional Systems SIAM Conference on Analysis of Partial Differential Equations (PD19), La Quinta, California, USA, 2019.

8. C. Bhawal, D. Pal and M.N. Belur. On circulant Lyapunov operators, two-variable polynomials, and DFT. In Proceedings of the Indian Control Conference (ICC), Hyderabad, India, 2019.

9. M. Mukherjee and D. Pal. Computation of solutions for an overdetermined system of partial difference equations. In Proceedings of the Indian Control Conference (ICC), Hyderabad, India, 2019.

2018

1. C. Bhawal, D. Pal and M. N. Belur. Closed form solutions of a singular case of KYP lemma: strongly passive systems, and fast lossless trajectories. International Journal of Control, DOI: 10.1080/00207179.2018.1500039, 2018.

2. C. Bhawal, D. Pal and M.N. Belur. On solutions of bounded-real LMI for strongly bounded-real systems. In Proceedings of the European Control Conference (ECC), Limassol, Cyprus, 2018.

3. S. Kumar, M.N. Belur and D. Pal. New results and methods in balancingspectral-zero-interpolation based model order reduction. In Proceedings of the European Control Conference (ECC)/, Limassol, Cyprus, 2018.

4. V. Sawant, D. Chakraborty and D. Pal. Intermittent feedback based rejection of persistent bounded disturbance. In Proceedings of the IEEE American Control Conference (ACC), Milwaukee, USA, 2018.

2017

1. C. D. Athalye, D. Pal and H. K. Pillai. l2-stability: the cases of infinite dimensional discrete autonomous systems and 2-D autonomous systems. Automatica, 84, 70-78, 2017.

2. C. Bhawal, D. Pal, S. Kumar and M. N. Belur. New results and techniques for computation of stored energy in lossless/all-pass systems. IEEE Transactions on Circuits and Systems - I, 64:1, 72-85, 2017.

3. D. Pal. Every discrete 2-D autonomous system admits a finite union of parallel lines as a characteristic set. Multidimensional Systems and Signal Processing, 28:1, 49-73, 2017.

4. S. C. Jugade, D. Pal, R. K. Kalaimani and M. N. Belur. Fast modes in the set of minimal dissipation trajectories. Systems and Control Letters, 101, 28:36, 2017.

5. C. Bhawal, D. Pal and M. N. Belur. On the link between storage functions of allpass systems and gramians. In Proceedings of the 56th IEEE Conference on Decision and Control (CDC), Melbourne, Australia, 2017.

6. I. Qais and D. Pal Stability of interconnection, dissipativity, and mixing. In Proceedings of the 56th IEEE Conference on Decision and Control (CDC), Melbourne, Australia, 2017.

7. M. Mukherjee and D. Pal. Algorithms for verification characteristic sets of discrete autonomous $n$D systems with general n >= 2. In Proceedings of the 20th IFAC World Congress, Toulouse, France, 2017.

8. C. Bhawal, D. Pal and M. N. Belur. A 2D-DFT based method to compute the Bezoutian and a link to Lyapunov equations. In /Proceedings of the 3rd Indian Control Conference], IIT Guwahati, India, 2017.

9. C. D. Athalye, D. Pal and H. K. Pillai. $ell^{infty}$ stability of $N$ infinite chains of kinematic points. In Proceedings of the 3rd Indian Control Conference, IIT Guwahati, India, 2017.

2016

1. C. D. Athalye, D. Pal and H. K. Pillai. l-infinity stability analysis of discrete autonomous systems described by Laurent polynomial matrix operators. Systems and Control Letters, 93, 13-20, 2016.

2. S. Vijayakumaran and D. Pal. On the Minimum Redundancy of SEC-DAEC-TAEC Binary Linear Block Codes. IEEE Communication Letters, 20:4, 652-655, 2016.

3. D. Pal and H. K. Pillai. Multidimensional behaviors: the state-space paradigm. Systems and Control Letters, 95, 27-34, 2016.

4. S. Kumar, C. Bhawal, D. Pal and M. N. Belur. New results and algorithms for computing storage functions: the losslessall-pass cases. In Proceedings of the 15th European Control Conference/, Aalborg, Denmark, 2016.

5. M. Mukherjee and D. Pal, On characteristic cones of scalar autonomous nD systems, with general n. In Proceedings of the 22nd International Symposium on Mathematical Theory of Networks and Systems (MTNS), 2016.

2015

1. D. Pal and H. K. Pillai. Algorithms for the theory of restrictions of scalar n-D systems to proper subspaces of R^n. Multidimensional Systems and Signal Processing, 26:2, 439-457, 2015.

2. C. D. Athalye, D. Pal and H. K. Pillai. Stability analysis of discrete $2$D autonomous systems. In Proceedings of the 54th IEEE Conference on Decision and Control (CDC), Kyoto, Japan, December, 2015.

3. D. Pal and H. K. Pillai. Structural properties of the state space of discrete $2$D autonomous systems. In Proceedings of the 1st Indian Control Conference (ICC), IIT Madras, Chennai, January, 2015.

2014

1. D. Pal and H. K. Pillai. On restrictions of n-D systems to 1-D subspaces. Multidimensional Systems and Signal Processing, 25:1,115-144, 2014.

2. N. S. Kumar and D. Pal. Dissipativity analysis of SISO systems using Nyquist plot compatible supply rates. In Proceedings of the 53rd IEEE Conference on Decision and Control (CDC), Los Angeles, USA, December, 2014.

3. D. Pal and H. K. Pillai. Novel representation formulae of discrete 2D autonomous systems. In Proceedings of the 53rd IEEE Conference on Decision and Control (CDC), Los Angeles, USA, December, 2014.

2013

1. D. Pal and M. N. Belur. Nyquist plots, finite gain/phase margins and dissipativity. Systems and Control Letters, 62, 890-894, 2013.

2. D. Pal and H. K. Pillai. Representation formulae for discrete 2-D autonomous systems. SIAM Journal on Control and Optimization, 51:3, 2406-2441, 2013.

3. S. C. Jugade, D. Pal, R. K. Kalaimani and M. N. Belur. Stationary trajectories, singular Hamiltonian systems and ill-posed Interconnection. In Proceedings of the IEEE European Control Conference (ECC), Zurich, Switzerland, 2013.

2012

1. D. Pal and M. N. Belur. Improper optimal/suboptimal L-infinity control. IEEE Transactions on Automatic Control, 57:5, 1280-1285, 2012.

2. D. Pal and H. K. Pillai. An algebraic characterization of free directions of scalar $n$D autonomous systems. In Proceedings of the 20th International Symposium on Mathematical Theory of Networks and Systems (MTNS), Melbourne, Australia, 2012.

2011

1. D. Pal and H. K. Pillai. Lyapunov stability of strongly autonomous $n$D systems. International Journal of Control, 84:11, 1759-1768, 2011.

2. D. Pal and H. K. Pillai. On restrictions of $n$D systems to $1$d subspaces. In Proceedings of the 7th International Workshop on Multidimensional (nD) Systems (nDS), Poitiers, France, 2011.

3. S. Datta, D. Pal and D. Chakraborty. Partial pole placement and controller norm optimization over polynomial stability region. In Proceedings of the 18th IFAC World Congress, Milan, Italy, 2011.

2010

1. D. Pal and M. N. Belur. Finite gain and phase margins as dissipativity conditions. In Proceedings of the IEEE American Control Conference (ACC), Baltimore, USA, 2010.

2009

1. D. Pal and M. N. Belur. New results in dissipativity of uncontrollable systems and Lyapunov functions. In Proceedings of the Joint 48th IEEE Conference on Decision and Control (CDC)}, Shanghai, P.R. China, 2009.

2008

1. D. Pal and M. N. Belur. Dissipativity of uncontrollable systems, storage functions and Lyapunov functions. SIAM Journal on Control and Optimization, 47:6, 2930-2966, 2008.

2. D. Pal, S. Sinha, M. N. Belur and H. K. Pillai. New results in optimal quadratic supply rates. In Proceedings of the 47th IEEE Conference on Decision and Control (CDC), Cancun, Mexico, 2008.