Stochastic realization of spectral density matrices which may possess symmetries

A. Van Der Schaft , J. Willems
The 23rd IEEE Conference on Decision and Control 23 1484 -1487

1984
The Stability of Oscillations in Nonlinear Networks

J. Willems
IEEE Transactions on Circuit Theory 15 ( 3) 284 -286

10
1968
Nonstationary network synthesis via state-space techniques

S. Marcus , J. Willems
IEEE Transactions on Circuits and Systems 22 ( 9) 713 -720

4
1975
Hierarchic recursive image enhancement

F. Schoute , M.t. Horst , J. Willems
IEEE Transactions on Circuits and Systems 24 ( 2) 67 -78

17
1977
The analysis of high-phase-order power transmission systems

J. Willems
IEEE Transactions on Circuits and Systems 29 ( 11) 786 -789

3
1982
Frequency domain stability criteria for stochastic systems

J. Willems , G. Blankenship
IEEE Transactions on Automatic Control 16 ( 4) 292 -299

60
1971
Least squares stationary optimal control and the algebraic Riccati equation

J. Willems
IEEE Transactions on Automatic Control 16 ( 6) 621 -634

1,792
1971
Topics in mathematical system theory

J. Willems , J. Massey , W. Wonham
IEEE Transactions on Automatic Control 17 ( 1) 181 -183

1972
Remarks on the stability of nonlinear feedback systems

J. Willems , R. Brockett
IEEE Transactions on Automatic Control 10 ( 1) 104 -104

1965
An extension of "Comments on a stability inequality for a class of nonlinear feedback systems"

J. Willems
IEEE Transactions on Automatic Control 12 ( 3) 339 -340

2
1967
10
1968
Some results on the L p stability of linear time-varying systems

J. Willems
IEEE Transactions on Automatic Control 14 ( 6) 660 -665

6
1969
Review of "Optimization by vector space methods"

R. Brockett , J. Willems
IEEE Transactions on Automatic Control 15 ( 1) 160 -161

1970
On the existence of a nonpositive solution to the Riccati equation

J. Willems
IEEE Transactions on Automatic Control 19 ( 5) 592 -593

48
1974
The certainty equivalence property in stochastic control theory

H. Van de Water , J. Willems
IEEE Transactions on Automatic Control 26 ( 5) 1080 -1087

44
1981
Extensions of linear-quadratic control, optimization and matrix theory (Jacobson, D.H.; 1977)

J. Willems
IEEE Transactions on Automatic Control 29 ( 12) 1132 -1133

1984
Spot size expansion for laser-to-fiber coupling using an integrated multimode coupler

J. Buus , W.J. Stewart , J. Haes , J. Willems
Journal of Lightwave Technology 11 ( 4) 582 -588

16
1993
The Riccati Equation

Alan J. Laub , Sergio Bittanti , Jan C. Willems

367
1991