| Convex invertible cones and the Lyapunov equation N Cohen, I Lewkowicz Linear Algebra and its Applications 250, 105-131, 1997 | 64 | 1997 |
| A necessary and sufficient criterion for the stability of a convex set of matrices N Cohen, I Lewkowicz IEEE Transactions on Automatic Control 38 (4), 611-615, 1993 | 51 | 1993 |
| Realizations of slice hyperholomorphic generalized contractive and positive functions D Alpay, F Colombo, I Lewkowicz, I Sabadini Milan Journal of Mathematics 83, 91-144, 2015 | 44 | 2015 |
| Convex invertible cones and positive real analytic functions N Cohen, I Lewkowicz Linear algebra and its applications 425 (2-3), 797-813, 2007 | 30 | 2007 |
| Convex invertible cones of state space systems N Cohen, I Lewkowicz Mathematics of Control, Signals and Systems 10, 265-286, 1997 | 26 | 1997 |
| W-Markov measures, transfer operators, wavelets and multiresolutions D Alpay, P Jorgensen, I Lewkowicz Frames and harmonic analysis 706, 293-343, 2018 | 25 | 2018 |
| Representation formulas for Hardy space functions through the Cuntz relations and new interpolation problems D Alpay, P Jorgensen, I Lewkowicz, I Marziano Multiscale signal analysis and modeling, 161-182, 2012 | 24 | 2012 |
| A pair of matrices sharing common Lyapunov solutions—a closer look N Cohen, I Lewkowicz Linear Algebra and its Applications 360, 83-104, 2003 | 24 | 2003 |
| Infinite product representations for kernels and iterations of functions D Alpay, P Jorgensen, I Lewkowicz, I Martziano Recent Advances in Inverse Scattering, Schur Analysis and Stochastic …, 2015 | 22 | 2015 |
| Extending wavelet filters: infinite dimensions, the nonrational case, and indefinite inner product spaces D Alpay, P Jorgensen, I Lewkowicz Excursions in Harmonic Analysis, Volume 2: The February Fourier Talks at the …, 2013 | 20 | 2013 |
| Convex invertible cones of matrices—A unified framework for the equations of Sylvester, Lyapunov and Riccati I Lewkowicz Linear Algebra and its Applications 286 (1-3), 107-133, 1999 | 20 | 1999 |
| Exponential stability of triangular differential inclusion systems N Cohen, I Lewkowicz, L Rodman Systems & control letters 30 (4), 159-164, 1997 | 19 | 1997 |
| Maximal stability robustness for state equations I Lewkowicz, R Sivan IEEE transactions on automatic control 33 (3), 297-300, 1988 | 18 | 1988 |
| The positive real lemma and construction of all realizations of generalized positive rational functions D Alpay, I Lewkowicz Systems & control letters 60 (12), 985-993, 2011 | 17 | 2011 |
| A new realization of rational functions, with applications to linear combination interpolation, the Cuntz relations and kernel decompositions D Alpay, P Jorgensen, I Lewkowicz, D Volok Complex variables and elliptic equations 61 (1), 42-54, 2016 | 16 | 2016 |
| The Lyapunov order for real matrices N Cohen, I Lewkowicz Linear algebra and its applications 430 (7), 1849-1866, 2009 | 16 | 2009 |
| When are the complex and the real stability radii equal? I Lewkowicz IEEE Transactions on Automatic Control 37 (6), 880-883, 1992 | 16 | 1992 |
| An easy-to-compute factorization of rational generalized positive functions D Alpay, I Lewkowicz Systems & control letters 59 (9), 517-521, 2010 | 14 | 2010 |
| Parametrizations of all wavelet filters: input-output and state-space D Alpay, P Jorgensen, I Lewkowicz Sampling Theory in Signal and Image Processing 12, 159-188, 2013 | 13 | 2013 |
| Convex cones of generalized positive rational functions and the Nevanlinna–Pick interpolation D Alpay, I Lewkowicz Linear Algebra and its Applications 438 (10), 3949-3966, 2013 | 12 | 2013 |
