Edit Profile Ljung, Lennart Compute Distance To: Compute Author ID: ljung.lennart Published as: L’jung, L.; Ljung, L.; Ljung, Lennart Homepage: http://users.isy.liu.se/en/rt/ljung/ External Links: MGP · Wikidata · ORCID · ResearchGate · dblp · GND Documents Indexed: 182 Publications since 1972, including 4 Books all top 5 Co-Authors 42 single-authored 15 Kailath, Thomas 11 Chen, Tianshi 9 Ohlsson, Henrik 8 Söderström, Torsten 7 Gustavsson, Ivar 7 Hjalmarsson, Håkan 7 Morf, Martin 6 Forssell, Urban 6 Guo, Lei 5 Glad, Torkel 5 Pillonetto, Gianluigi 5 Schön, Thomas B. 5 Zhang, Qinghua 4 Levy, Bernard C. 4 McKelvey, Tomas 4 Sjöberg, Jonas 4 Wahlberg, Bo 4 Wills, Adrian G. 4 Yuan, Zhendong 3 Akçay, Hüseyin 3 Chiuso, Alessandro 3 Friedlander, Benjamin 3 Gillberg, Jonas 3 Priouret, Pierre 3 Tjärnström, Fredrik 2 Benveniste, Albert 2 Boyd, Stephen Poythress 2 Caines, Peter Edwin 2 Carli, Francesca Paolo 2 Casti, John L. 2 De Nicolao, Giuseppe 2 Delyon, Bernard 2 Enqvist, Martin 2 Gerdin, Markus 2 Glover, Keith J. 2 Gunnarsson, Svante 2 Gustafsson, Fredrik 2 Hu, Xiaoli 2 Juditsky, Anatoli B. 2 Lind, Ingela 2 Ljung, Stefan 2 Mu, Biqiang 2 Nazin, Alexander V. 2 Reinelt, Wolfgang 2 Rissanen, Jorma J. 2 Roll, Jacob 2 van Overbeek, A. J. M. 2 Verhaegen, Michel 2 Wang, Ke 2 Xie, Liangliang 1 Abrahamsson, Thomas 1 Ahlén, Anders 1 Andersen, Martin S. 1 Anderson, Peter D. 1 Aravkin, Aleksandr Y. 1 Ardeshiri, Tohid 1 Åström, Karl Johan 1 Bauer, Dietmar 1 Bemporad, Alberto 1 Bernhardsson, Bo M. 1 Björklund, Svante 1 Borisson, U. 1 Burke, James V. 1 Dinuzzo, Francesco 1 Fnaiech, Farhat 1 Forsman, Klas 1 Garnier, Hugues 1 Garulli, Andrea 1 Gevers, Michel R. 1 Glad, S. Torkel 1 Glorennec, Pierre-Yves 1 Gonçalves, Jorge M. 1 Hagenblad, Anna 1 Helmersson, Anders 1 Janot, Alexandre 1 Lin, Weilu 1 Lindahl, Sture 1 Lindskog, Peter 1 Lozano, Aurélie C. 1 Lyzell, Christian 1 Millner, Mille 1 Ninness, Brett M. 1 Pakazad, Sina Khoshfetrat 1 Pan, Wei 1 Pascu, Valentin 1 Pflug, Georg Ch. 1 Pintelon, Rik 1 Poznyak, Aleksandr Semënovich 1 Qin, S. Joe 1 Sastry, S. Shankar 1 Skeppstedt, Anders 1 Solbrand, Göte 1 Stan, Guy-Bart 1 Trulsson, Eva 1 Van den Hof, Paul M. J. 1 Verdult, Vincent 1 Vicino, Antonio 1 Walk, Harro 1 Wang, Guanjun 1 Wang, Jiandong ...and 3 more Co-Authors all top 5 Serials 57 Automatica 32 IEEE Transactions on Automatic Control 12 International Journal of Control 5 International Journal of Adaptive Control and Signal Processing 5 European Journal of Control 3 IEEE Transactions on Information Theory 3 IEEE Transactions on Signal Processing 2 Systems & Control Letters 2 Automation and Remote Control 2 Prentice Hall Information and System Sciences Series 1 Advances in Applied Probability 1 Journal of the Franklin Institute 1 Stochastics 1 The Annals of Statistics 1 BIT 1 Journal of Econometrics 1 IMA Journal of Mathematical Control and Information 1 Signal Processing 1 Annales des Télécommunications 1 IEEE Transactions on Acoustics, Speech, and Signal Processing 1 IEEE Transactions on Systems, Man, and Cybernetics 1 Linear Algebra and its Applications 1 SIAM Journal on Applied Mathematics 1 International Journal of Robust and Nonlinear Control 1 Journal of Computer and Systems Sciences International 1 Mathematical Modelling of Systems 1 Modeling, Identification and Control 1 SIAM Journal on Control 1 DMV Seminar 1 IEEE Transactions on Control of Network Systems all top 5 Fields 170 Systems theory; control (93-XX) 42 Statistics (62-XX) 14 Probability theory and stochastic processes (60-XX) 12 Numerical analysis (65-XX) 8 Operations research, mathematical programming (90-XX) 7 Computer science (68-XX) 5 Information and communication theory, circuits (94-XX) 3 Linear and multilinear algebra; matrix theory (15-XX) 3 Mechanics of particles and systems (70-XX) 3 Biology and other natural sciences (92-XX) 2 Integral equations (45-XX) 2 Calculus of variations and optimal control; optimization (49-XX) 2 Mechanics of deformable solids (74-XX) 1 General and overarching topics; collections (00-XX) 1 Field theory and polynomials (12-XX) 1 Dynamical systems and ergodic theory (37-XX) 1 Approximations and expansions (41-XX) 1 Harmonic analysis on Euclidean spaces (42-XX) 1 Operator theory (47-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH 157 Publications have been cited 4,139 times in 2,759 Documents Cited by ▼ Year ▼ System identification: theory for the user. Zbl 0615.93004Ljung, Lennart 785 1987 Comments on model validation as set membership identification. Zbl 0949.93509Ljung, Lennart 402 1999 Theory and practice of recursive identification. Zbl 0548.93075Ljung, Lennart; Söderström, Torsten 379 1983 Analysis of recursive stochastic algorithms. Zbl 0362.93031Ljung, Lennart 197 1977 Nonlinear black-box modeling in system identification: A unified overview. Zbl 0846.93018Sjöberg, Jonas; Zhang, Qinghua; Ljung, Lennart; Benveniste, Albert; Delyon, Bernard; Glorennec, Pierre-Yves; Hjalmarsson, Håkan; Juditsky, Anatoli 137 1995 Theory and applications of selftuning regulators. Zbl 0374.93024Aström, K. J.; Borisson, U.; Ljung, L.; Wittenmark, B. 95 1977 On global identifiability for arbitrary model parametrizations. Zbl 0795.93026Ljung, Lennart; Glad, Torkel 94 1994 Asymptotic behavior of the extended Kalman filter as a parameter estimator for linear systems. Zbl 0399.93054Ljung, Lennart 79 1979 Convergence analysis of parametric identification methods. Zbl 0392.93038Ljung, Lennart 72 1978 On positive real transfer functions and the convergence of some recursive schemes. Zbl 0361.93063Ljung, Lennart 72 1977 Closed-loop identification revisited. Zbl 0934.93019Forssell, Urban; Ljung, Lennart 60 1999 Kernel methods in system identification, machine learning and function estimation: a survey. Zbl 1298.93342Pillonetto, Gianluigi; Dinuzzo, Francesco; Chen, Tianshi; De Nicolao, Giuseppe; Ljung, Lennart 54 2014 Stochastic approximation and optimization of random systems. Zbl 0747.62090Ljung, Lennart; Pflug, Georg; Walk, Harro 51 1992 On the estimation of transfer functions, regularizations and Gaussian processes-revisited. Zbl 1269.93126Chen, Tianshi; Ohlsson, Henrik; Ljung, Lennart 48 2012 A theoretical analysis of recursive identification methods. Zbl 0418.93084Söderström, Torsten; Ljung, L.; Gustavsson, Ivar 48 1978 Identification of processes in closed loop-identifiability and accuracy aspects. Zbl 0346.93012Gustavsson, Ivar; Ljung, L.; Söderström, Torsten 48 1977 New inversion formulas for matrices classified in terms of their distance from Toeplitz matrices. Zbl 0414.15005Friedlander, B.; Morf, M.; Kailath, T.; Ljung, L. 44 1979 Adaptation and tracking in system identification - a survey. Zbl 0714.93053Ljung, Lennart; Gunnarsson, Svante 42 1990 System identification: Design variables and the design objective. Zbl 0639.93059Ljung, L. 42 1987 Asymptotic variance expressions for identified black-box transfer function models. Zbl 0568.93065Ljung, Lennart 41 1985 Identification of piecewise affine systems via mixed-integer programming. Zbl 1037.93023Roll, Jacob; Bemporad, Alberto; Ljung, Lennart 40 2004 Consistency of the least-squares identification method. Zbl 0334.93048Ljung, Lennart 39 1976 Asymptotic normality of prediction error estimators for approximate system models. Zbl 0437.93044Ljung, Lennart; Caines, Peter E. 37 1979 Maximum likelihood identification of Wiener models. Zbl 1152.93508Hagenblad, Anna; Ljung, Lennart; Wills, Adrian 33 2008 Strong convergence of a stochastic approximation algorithm. Zbl 0402.62060Ljung, Lennart 31 1978 Hard frequency-domain model error bounds from least-squares like identification techniques. Zbl 0767.93021Wahlberg, Bo; Ljung, Lennart 30 1992 Nonlinear black-box models in system identification: Mathematical foundations. Zbl 0846.93019Juditsky, Anatoli; Hjalmarsson, Håkan; Benveniste, Albert; Delyon, Bernard; Ljung, Lennart; Sjöberg, Jonas; Zhang, Qinghua 28 1995 Identification of linear multivariable systems operating under linear feedback control. Zbl 0302.93032Ljung, Lennart; Gustavsson, Ivar; Söderström, Torsten 28 1974 Identification of Hammerstein-Wiener models. Zbl 1257.93109Wills, Adrian; Schön, Thomas B.; Ljung, Lennart; Ninness, Brett 27 2013 Nonlinear system identification via direct weight optimization. Zbl 1127.93060Roll, Jacob; Nazin, Alexander; Ljung, Lennart 26 2005 Subspace-based multivariable system identification from frequency response data. Zbl 0855.93020McKelvey, Tomas; Akçay, Hüseyin; Ljung, Lennart 24 1996 Performance analysis of general tracking algorithms. Zbl 0834.93050Guo, Lei; Ljung, Lennart 24 1995 Asymptotic properties of black-box identification of transfer functions. Zbl 0632.93075Ljung, Lennart; Yuan, Zhen-Dong 24 1985 Design variables for bias distribution in transfer function estimation. Zbl 0582.93065Wahlberg, Bo; Ljung, Lennart 23 1986 Scattering theory and linear least squares estimation. II: Discrete-time problems. Zbl 0329.93031Friedlander, B.; Kailath, T.; Ljung, L. 23 1976 Counterexamples to general convergence of a commonly used recursive identification method. Zbl 0316.93034Ljung, Lennart; Söderström, Torsten; Gustavsson, Ivar 22 1975 System identification via sparse multiple kernel-based regularization using sequential convex optimization techniques. Zbl 1360.93720Chen, Tianshi; Andersen, Martin S.; Ljung, Lennart; Chiuso, Alessandro; Pillonetto, Gianluigi 20 2014 Linear approximations of nonlinear FIR systems for separable input processes. Zbl 1079.93015Enqvist, Martin; Ljung, Lennart 20 2005 Estimating linear time-invariant models of nonlinear time-varying systems. Zbl 1293.93754Ljung, Lennart 20 2001 Adaptive control based on explicit criterion minimization. Zbl 0568.93046Trulsson, Eva; Ljung, Lennart 20 1985 Asymptotic properties of the least-squares method for estimating transfer functions and disturbance spectra. Zbl 0761.93074Ljung, Lennart; Wahlberg, Bo 19 1992 Comparing different approaches to model error modeling in robust identification. Zbl 1004.93014Reinelt, Wolfgang; Garulli, Andrea; Ljung, Lennart 18 2002 A unified approach to smoothing formulas. Zbl 0323.93043Ljung, Lennart; Kailath, Thomas 18 1976 Subspace identification from closed loop data. Zbl 0875.93565Ljung, Lennart; McKelvey, Tomas 17 1996 Extended Levinson and Chandrasekhar equations for general discrete-time linear estimation problems. Zbl 0381.93044Friedlander, B.; Kailath, T.; Morf, M.; Ljung, L. 17 1978 Identification of switched linear regression models using sum-of-norms regularization. Zbl 1285.93100Ohlsson, Henrik; Ljung, Lennart 16 2013 Asymptotic variance expressions for closed-loop identification. Zbl 1153.93520Gevers, Michel; Ljung, Lennart; Van den Hof, Paul 16 2001 Construction of composite models from observed data. Zbl 0742.93003Skeppstedt, Anders; Ljung, Lennart; Millner, Mille 16 1992 On line structure selection for multivariable state-space models. Zbl 0497.93052Van Overbeek, A. J. M.; Ljung, L. 16 1982 Some facts about the choice of the weighting matrices in Larimore type of subspace algorithms. Zbl 1007.93015Bauer, Dietmar; Ljung, Lennart 15 2002 Some results on optimal experiment design. Zbl 0945.93528Forssell, Urban; Ljung, Lennart 15 2000 Overtraining, regularization and searching for a minimum, with application to neural networks. Zbl 0919.93080Sjöberg, J.; Ljung, L. 15 1995 Identifiability conditions for linear multivariable systems operating under feedback. Zbl 0344.93023Söderström, Torsten; Ljung, L.; Gustavsson, Ivar 15 1976 Modeling of dynamic systems. Zbl 0843.93001Ljung, Lennart; Glad, Torkel 14 1994 Identification for control. – What is there to learn? Zbl 0926.93003Ljung, Lennart 13 1998 Recursive identification of bilinear systems. Zbl 0619.93024Fnaiech, Farhat; Ljung, Lennart 13 1987 Error propagation properties of recursive least-squares adaptation algorithms. Zbl 0575.93068Ljung, Stefan; Ljung, Lennart 13 1985 Frequency domain versus time domain methods in system identification. Zbl 0451.93025Ljung, Lennart; Glover, Keith 13 1981 Some basic ideas in recursive identification. Zbl 0499.93060Ljung, L. 13 1980 Backwards Markovian models for second-order stochastic processes. Zbl 0334.93037Ljung, L.; Kailath, T. 13 1976 Identifiability conditions for linear systems operating in closed loop. Zbl 0296.93011Söderström, Torsten; Gustavsson, Ivar; Ljung, L. 13 1975 Implementation of algorithms for tuning parameters in regularized least squares problems in system identification. Zbl 1364.93825Chen, Tianshi; Ljung, Lennart 12 2013 Asymptotic variance expressions for estimated frequency functions. Zbl 1008.93064Xie, Liang-Liang; Ljung, Lennart 12 2001 The role of model validation for assessing the size of the unmodeled dynamics. Zbl 0889.93018Ljung, Lennart; Guo, Lei 12 1997 On the estimation of transfer functions. Zbl 0585.93061Ljung, Lennart 12 1985 Revisiting Hammerstein system identification through the two-stage algorithm for bilinear parameter estimation. Zbl 1180.93031Wang, Jiandong; Zhang, Qinghua; Ljung, Lennart 11 2009 Letters to the editor on the paper “Dynamic wavelet and equivalent models”. Zbl 1293.93538Ljung, L. 11 2000 Regularized linear system identification using atomic, nuclear and kernel-based norms: the role of the stability constraint. Zbl 1338.93121Pillonetto, Gianluigi; Chen, Tianshi; Chiuso, Alessandro; De Nicolao, Giuseppe; Ljung, Lennart 10 2016 Segmentation of ARX-models using sum-of-norms regularization. Zbl 1191.93139Ohlsson, Henrik; Ljung, Lennart; Boyd, Stephen 10 2010 A basic convergence result for particle filtering. Zbl 1390.94218Hu, Xiao-Li; Schön, Thomas B.; Ljung, Lennart 10 2008 Regressor selection with the analysis of variance method. Zbl 1061.93094Lind, Ingela; Ljung, Lennart 10 2005 Identification of unstable systems using output error and Box-Jenkins model structures. Zbl 0971.93075Forssell, Urban; Ljung, Lennart 10 2000 Performance analysis of the forgetting factor RLS algorithm. Zbl 0787.93102Guo, Lei; Ljung, Lennart; Priouret, Pierre 10 1993 Analysis of a general recursive prediction error identification algorithm. Zbl 0451.93064Ljung, Lennart 10 1981 The factorization and representation of operators in the algebra generated by Toeplitz operators. Zbl 0437.47018Kailath, T.; Levy, B.; Ljung, L.; Morf, M. 10 1979 Generalized Krein-Levinson equations for efficient calculation of Fredholm resolvents of nondisplacement kernels. Zbl 0441.45007Kailath, Thomas; Ljung, Lennart; Morf, Martin 10 1978 Fast time-invariant implementations of Gaussian signal detectors. Zbl 0389.94002Kailath, Thomas; Levy, Bernard C.; Ljung, Lennart; Morf, Martin 10 1978 Maximum entropy kernels for system indentification. Zbl 1366.93669Carli, Francesca Paolo; Chen, Tianshi; Ljung, Lennart 9 2017 Maximum entropy properties of discrete-time first-order stable spline kernel. Zbl 1335.93131Chen, Tianshi; Ardeshiri, Tohid; Carli, Francesca P.; Chiuso, Alessandro; Ljung, Lennart; Pillonetto, Gianluigi 9 2016 \(L_{2}\) model reduction and variance reduction. Zbl 1008.93016Tjärnström, F.; Ljung, L. 9 2002 Exponential stability of general tracking algorithms. Zbl 0834.93059Guo, Lei; Ljung, Lennart 9 1995 Identification of structured state-space models. Zbl 1388.93017Yu, Chengpu; Ljung, Lennart; Verhaegen, Michel 8 2018 Using the bootstrap to estimate the variance in the case of undermodeling. Zbl 1364.93130Tjärnström, Fredrik; Ljung, Lennart 8 2002 Black-box identification of multivariable transfer functions - asymptotic properties and optimal input design. Zbl 0545.93075Yuan, Zhendong; Ljung, Lennart 8 1984 A scattering theory framework for fast least-squares algorithms. Zbl 0361.93052Kailath, T.; Ljung, L. 8 1977 Efficient change of initial conditions, dual Chandrasekhar equations, and some applications. Zbl 0354.93066Ljung, Lennart; Kailath, Thomas 8 1977 The asymptotic behavior of constant-coefficient Riccati differential equations. Zbl 0324.93041Kailath, T.; Ljung, L. 8 1976 Smoothed state estimates under abrupt changes using sum-of-norms regularization. Zbl 1238.93105Ohlsson, Henrik; Gustafsson, Fredrik; Ljung, Lennart; Boyd, Stephen 7 2012 Subspace-based identification of infinite-dimensional multivariable systems from frequency-response data. Zbl 0859.93017McKelvey, Tomas; Akçay, Hüseyin; Ljung, Lennart 7 1996 Generalized Kalman smoothing: modeling and algorithms. Zbl 1375.93144Aravkin, Aleksandr; Burke, James V.; Ljung, Lennart; Lozano, Aurelie; Pillonetto, Gianluigi 6 2017 Four encounters with system identification. Zbl 1259.93044Ljung, Lennart; Hjalmarsson, Håkan; Ohlsson, Henrik 6 2011 Frequency domain identification of continuous-time output error models. II: Non-uniformly sampled data and B-spline output approximation. Zbl 1214.93114Gillberg, Jonas; Ljung, Lennart 6 2010 Regressor and structure selection in NARX models using a structured ANOVA approach. Zbl 1283.93294Lind, Ingela; Ljung, Lennart 6 2008 On the choice of norms in system identification. Zbl 0863.93083Akçay, Hüseyin; Hjalmarsson, Håkan; Ljung, Lennart 6 1996 Estimating model variance in the case of undermodeling. Zbl 0767.93003Hjalmarsson, Håkan; Ljung, Lennart 6 1992 Frequency domain tracking characteristics of adaptive algorithms. Zbl 0699.93092Gunnarsson, Svante; Ljung, Lennart 6 1989 Analysis of stochastic gradient algorithms for linear regression problems. Zbl 0589.65097Ljung, Lennart 6 1984 On canonical forms, parameter identifiability and the concept of complexity. Zbl 0387.93016Ljung, Lennart; Rissanen, Jorma 6 1978 On consistency and identifiability. Zbl 0369.93038Ljung, Lennart 6 1976 On asymptotic properties of hyperparameter estimators for kernel-based regularization methods. Zbl 1401.93197Mu, Biqiang; Chen, Tianshi; Ljung, Lennart 5 2018 Identification of structured state-space models. Zbl 1388.93017Yu, Chengpu; Ljung, Lennart; Verhaegen, Michel 8 2018 On asymptotic properties of hyperparameter estimators for kernel-based regularization methods. Zbl 1401.93197Mu, Biqiang; Chen, Tianshi; Ljung, Lennart 5 2018 Identification of nonlinear state-space systems from heterogeneous datasets. Zbl 06989032Pan, Wei; Yuan, Ye; Ljung, Lennart; Gonçalves, Jorge; Stan, Guy-Bart 3 2018 Maximum entropy kernels for system indentification. Zbl 1366.93669Carli, Francesca Paolo; Chen, Tianshi; Ljung, Lennart 9 2017 Generalized Kalman smoothing: modeling and algorithms. Zbl 1375.93144Aravkin, Aleksandr; Burke, James V.; Ljung, Lennart; Lozano, Aurelie; Pillonetto, Gianluigi 6 2017 From structurally independent local LTI models to LPV model. Zbl 1375.93039Zhang, Qinghua; Ljung, Lennart 1 2017 Regularized linear system identification using atomic, nuclear and kernel-based norms: the role of the stability constraint. Zbl 1338.93121Pillonetto, Gianluigi; Chen, Tianshi; Chiuso, Alessandro; De Nicolao, Giuseppe; Ljung, Lennart 10 2016 Maximum entropy properties of discrete-time first-order stable spline kernel. Zbl 1335.93131Chen, Tianshi; Ardeshiri, Tohid; Carli, Francesca P.; Chiuso, Alessandro; Ljung, Lennart; Pillonetto, Gianluigi 9 2016 Kernel methods in system identification, machine learning and function estimation: a survey. Zbl 1298.93342Pillonetto, Gianluigi; Dinuzzo, Francesco; Chen, Tianshi; De Nicolao, Giuseppe; Ljung, Lennart 54 2014 System identification via sparse multiple kernel-based regularization using sequential convex optimization techniques. Zbl 1360.93720Chen, Tianshi; Andersen, Martin S.; Ljung, Lennart; Chiuso, Alessandro; Pillonetto, Gianluigi 20 2014 Scalable anomaly detection in large homogeneous populations. Zbl 1296.93041Ohlsson, Henrik; Chen, Tianshi; Pakazad, Sina Khoshfetrat; Ljung, Lennart; Shankar Sastry, S. 1 2014 Identification of Hammerstein-Wiener models. Zbl 1257.93109Wills, Adrian; Schön, Thomas B.; Ljung, Lennart; Ninness, Brett 27 2013 Identification of switched linear regression models using sum-of-norms regularization. Zbl 1285.93100Ohlsson, Henrik; Ljung, Lennart 16 2013 Implementation of algorithms for tuning parameters in regularized least squares problems in system identification. Zbl 1364.93825Chen, Tianshi; Ljung, Lennart 12 2013 On the estimation of transfer functions, regularizations and Gaussian processes-revisited. Zbl 1269.93126Chen, Tianshi; Ohlsson, Henrik; Ljung, Lennart 48 2012 Smoothed state estimates under abrupt changes using sum-of-norms regularization. Zbl 1238.93105Ohlsson, Henrik; Gustafsson, Fredrik; Ljung, Lennart; Boyd, Stephen 7 2012 Weight determination by manifold regularization. Zbl 1328.93274Ohlsson, Henrik; Ljung, Lennart 1 2012 Four encounters with system identification. Zbl 1259.93044Ljung, Lennart; Hjalmarsson, Håkan; Ohlsson, Henrik 6 2011 Decentralized particle filter with arbitrary state decomposition. Zbl 1391.93229Chen, Tianshi; Schön, Thomas B.; Ohlsson, Henrik; Ljung, Lennart 4 2011 Difference algebra and system identification. Zbl 1227.93122Lyzell, Christian; Glad, Torkel; Enqvist, Martin; Ljung, Lennart 4 2011 A general convergence result for particle filtering. Zbl 1391.93242Hu, Xiao-Li; Schön, Thomas B.; Ljung, Lennart 1 2011 Segmentation of ARX-models using sum-of-norms regularization. Zbl 1191.93139Ohlsson, Henrik; Ljung, Lennart; Boyd, Stephen 10 2010 Frequency domain identification of continuous-time output error models. II: Non-uniformly sampled data and B-spline output approximation. Zbl 1214.93114Gillberg, Jonas; Ljung, Lennart 6 2010 Issues in sampling and estimating continuous-time models with stochastic disturbances. Zbl 1191.93137Ljung, Lennart; Wills, Adrian 4 2010 Semi-supervised regression and system identification. Zbl 1234.93117Ohlsson, Henrik; Ljung, Lennart 3 2010 Frequency domain identification of continuous-time output error models. I: Uniformly sampled data and frequency function approximation. Zbl 1214.93113Gillberg, Jonas; Ljung, Lennart 3 2010 Wiener system identification using the maximum likelihood method. Zbl 1216.93106Wills, Adrian; Ljung, Lennart 2 2010 Revisiting Hammerstein system identification through the two-stage algorithm for bilinear parameter estimation. Zbl 1180.93031Wang, Jiandong; Zhang, Qinghua; Ljung, Lennart 11 2009 Frequency-domain identification of continuous-time ARMA models from sampled data. Zbl 1166.93027Gillberg, Jonas; Ljung, Lennart 4 2009 An improved phase method for time-delay estimation. Zbl 1183.93048Björklund, Svante; Ljung, Lennart 1 2009 Maximum likelihood identification of Wiener models. Zbl 1152.93508Hagenblad, Anna; Ljung, Lennart; Wills, Adrian 33 2008 A basic convergence result for particle filtering. Zbl 1390.94218Hu, Xiao-Li; Schön, Thomas B.; Ljung, Lennart 10 2008 Regressor and structure selection in NARX models using a structured ANOVA approach. Zbl 1283.93294Lind, Ingela; Ljung, Lennart 6 2008 On parameter and state estimation for linear differential–algebraic equations. Zbl 1137.93052Gerdin, Markus; Schön, Thomas B.; Glad, Torkel; Gustafsson, Fredrik; Ljung, Lennart 2 2007 Frequency domain versus time domain methods in system identification – revisited. Zbl 1118.93310Ljung, Lennart 3 2006 Nonlinear system identification via direct weight optimization. Zbl 1127.93060Roll, Jacob; Nazin, Alexander; Ljung, Lennart 26 2005 Linear approximations of nonlinear FIR systems for separable input processes. Zbl 1079.93015Enqvist, Martin; Ljung, Lennart 20 2005 Regressor selection with the analysis of variance method. Zbl 1061.93094Lind, Ingela; Ljung, Lennart 10 2005 A novel subspace identification approach with enforced causal models. Zbl 1100.93522Qin, S. Joe; Lin, Weilu; Ljung, Lennart 3 2005 Guest editorial: special issue on system identification. Zbl 1365.93007Ljung, Lennart (ed.); Vicino, Antonio (ed.) 2 2005 Identification of piecewise affine systems via mixed-integer programming. Zbl 1037.93023Roll, Jacob; Bemporad, Alberto; Ljung, Lennart 40 2004 Variance expressions for spectra estimated using auto-regressions. Zbl 1033.62090Xie, Liang-Liang; Ljung, Lennart 2 2004 Robustness guarantees for linear control designs with an estimated nonlinear model error model. Zbl 1057.93007Glad, S. T.; Helmersson, A.; Ljung, L. 1 2004 Variance properties of a two-step ARX estimation procedure. Zbl 1293.93727Tjärnström, Fredrik; Ljung, Lennart 5 2003 Linear system identification as curve fitting. Zbl 1054.93017Ljung, Lennart 4 2003 Comparing different approaches to model error modeling in robust identification. Zbl 1004.93014Reinelt, Wolfgang; Garulli, Andrea; Ljung, Lennart 18 2002 Some facts about the choice of the weighting matrices in Larimore type of subspace algorithms. Zbl 1007.93015Bauer, Dietmar; Ljung, Lennart 15 2002 \(L_{2}\) model reduction and variance reduction. Zbl 1008.93016Tjärnström, F.; Ljung, L. 9 2002 Using the bootstrap to estimate the variance in the case of undermodeling. Zbl 1364.93130Tjärnström, Fredrik; Ljung, Lennart 8 2002 Identification of composite local linear state-space models using a projected gradient search. Zbl 1022.93012Verdult, Vincent; Ljung, Lennart; Verhaegen, Michel 4 2002 Estimating linear time-invariant models of nonlinear time-varying systems. Zbl 1293.93754Ljung, Lennart 20 2001 Asymptotic variance expressions for closed-loop identification. Zbl 1153.93520Gevers, Michel; Ljung, Lennart; Van den Hof, Paul 16 2001 Asymptotic variance expressions for estimated frequency functions. Zbl 1008.93064Xie, Liang-Liang; Ljung, Lennart 12 2001 Recursive least-squares and accelerated convergence in stochastic approximation schemes. Zbl 1153.93536Ljung, Lennart 3 2001 On-line identification and adaptive trajectory tracking for nonlinear stochastic continuous time systems using differential neural networks. Zbl 0988.93039Poznyak, Alex S.; Ljung, Lennart 2 2001 Some results on optimal experiment design. Zbl 0945.93528Forssell, Urban; Ljung, Lennart 15 2000 Letters to the editor on the paper “Dynamic wavelet and equivalent models”. Zbl 1293.93538Ljung, L. 11 2000 Identification of unstable systems using output error and Box-Jenkins model structures. Zbl 0971.93075Forssell, Urban; Ljung, Lennart 10 2000 A projection method for closed-loop identification. Zbl 0989.93022Forssell, Urban; Ljung, Lennart 5 2000 Ensuring monotonic gain characteristics in estimated models by fuzzy model structures. Zbl 0941.93509Lindskog, Peter; Ljung, Lennart 3 2000 Comments on model validation as set membership identification. Zbl 0949.93509Ljung, Lennart 402 1999 Closed-loop identification revisited. Zbl 0934.93019Forssell, Urban; Ljung, Lennart 60 1999 An alternative motivation for the indirect approach to closed-loop identification. Zbl 0958.93027Ljung, Lennart; Forssell, Urban 5 1999 Identification for control. – What is there to learn? Zbl 0926.93003Ljung, Lennart 13 1998 Bias, variance and optimal experiment design: Some comments on closed loop identification. Zbl 0971.93076Ljung, L.; Forssell, U. 5 1998 The role of model validation for assessing the size of the unmodeled dynamics. Zbl 0889.93018Ljung, Lennart; Guo, Lei 12 1997 Classical model validation for control design purposes. Zbl 0875.93152Ljung, Lennart; Guo, Lei 4 1997 Necessary and sufficient conditions for stability of LMS. Zbl 0886.93073Guo, Lei; Ljung, Lennart; Wang, Guan-Jun 3 1997 Subspace-based multivariable system identification from frequency response data. Zbl 0855.93020McKelvey, Tomas; Akçay, Hüseyin; Ljung, Lennart 24 1996 Subspace identification from closed loop data. Zbl 0875.93565Ljung, Lennart; McKelvey, Tomas 17 1996 Subspace-based identification of infinite-dimensional multivariable systems from frequency-response data. Zbl 0859.93017McKelvey, Tomas; Akçay, Hüseyin; Ljung, Lennart 7 1996 On the choice of norms in system identification. Zbl 0863.93083Akçay, Hüseyin; Hjalmarsson, Håkan; Ljung, Lennart 6 1996 On neural network model structures in system identification. Zbl 0856.93025Ljung, L.; Sjöberg, J.; Hjalmarsson, H. 5 1996 Vibration data analysis for a commercial aircraft. Zbl 0875.93065McKelvey, T.; Abrahamsson, T.; Ljung, L. 1 1996 Nonlinear black-box modeling in system identification: A unified overview. Zbl 0846.93018Sjöberg, Jonas; Zhang, Qinghua; Ljung, Lennart; Benveniste, Albert; Delyon, Bernard; Glorennec, Pierre-Yves; Hjalmarsson, Håkan; Juditsky, Anatoli 137 1995 Nonlinear black-box models in system identification: Mathematical foundations. Zbl 0846.93019Juditsky, Anatoli; Hjalmarsson, Håkan; Benveniste, Albert; Delyon, Bernard; Ljung, Lennart; Sjöberg, Jonas; Zhang, Qinghua 28 1995 Performance analysis of general tracking algorithms. Zbl 0834.93050Guo, Lei; Ljung, Lennart 24 1995 Overtraining, regularization and searching for a minimum, with application to neural networks. Zbl 0919.93080Sjöberg, J.; Ljung, L. 15 1995 Exponential stability of general tracking algorithms. Zbl 0834.93059Guo, Lei; Ljung, Lennart 9 1995 On global identifiability for arbitrary model parametrizations. Zbl 0795.93026Ljung, Lennart; Glad, Torkel 94 1994 Modeling of dynamic systems. Zbl 0843.93001Ljung, Lennart; Glad, Torkel 14 1994 System identification in a MIC perspective. Zbl 0850.93188Ljung, Lennart 1 1994 Performance analysis of the forgetting factor RLS algorithm. Zbl 0787.93102Guo, Lei; Ljung, Lennart; Priouret, Pierre 10 1993 Stochastic approximation and optimization of random systems. Zbl 0747.62090Ljung, Lennart; Pflug, Georg; Walk, Harro 51 1992 Hard frequency-domain model error bounds from least-squares like identification techniques. Zbl 0767.93021Wahlberg, Bo; Ljung, Lennart 30 1992 Asymptotic properties of the least-squares method for estimating transfer functions and disturbance spectra. Zbl 0761.93074Ljung, Lennart; Wahlberg, Bo 19 1992 Construction of composite models from observed data. Zbl 0742.93003Skeppstedt, Anders; Ljung, Lennart; Millner, Mille 16 1992 Estimating model variance in the case of undermodeling. Zbl 0767.93003Hjalmarsson, Håkan; Ljung, Lennart 6 1992 On the precision of a model in system identitification. Zbl 0832.93017Ljung, L. 3 1992 A discussion of model accuracy in system identification. Zbl 0782.93029Ljung, Lennart 1 1992 A result on the mean square error obtained using general tracking algorithms. Zbl 0741.93050Ljung, Lennart; Priouret, Pierre 3 1991 Remarks on the mean square tracking error. Zbl 0781.93102Ljung, Lennart; Priouret, Pierre 1 1991 Adaptation and tracking in system identification - a survey. Zbl 0714.93053Ljung, Lennart; Gunnarsson, Svante 42 1990 Frequency domain tracking characteristics of adaptive algorithms. Zbl 0699.93092Gunnarsson, Svante; Ljung, Lennart 6 1989 A discussion of adaptive stabilization and robust adaptive control. Zbl 0684.93047Wang, Ke; Ljung, Lennart 3 1989 System identification: theory for the user. Zbl 0615.93004Ljung, Lennart 785 1987 System identification: Design variables and the design objective. Zbl 0639.93059Ljung, L. 42 1987 Recursive identification of bilinear systems. Zbl 0619.93024Fnaiech, Farhat; Ljung, Lennart 13 1987 Parametric methods for identification of transfer functions of linear systems. Zbl 0652.93057Ljung, Lennart 1 1987 Design variables for bias distribution in transfer function estimation. Zbl 0582.93065Wahlberg, Bo; Ljung, Lennart 23 1986 ...and 57 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 3,951 Authors 77 Ljung, Lennart 63 Ding, Feng 51 Hjalmarsson, Håkan 38 Söderström, Torsten 35 Schoukens, Johan 29 Bai, Erwei 29 Pintelon, Rik 26 Billings, Stephen A. 26 Goodwin, Graham Clifford 26 Pillonetto, Gianluigi 25 Gevers, Michel R. 25 Van den Hof, Paul M. J. 23 Stoica, Petre Gheorghe 22 Anderson, Brian David Outram 22 Kailath, Thomas 21 Chen, Hanfu 20 Makila, Pertti M. 19 Rojas, Cristian R. 19 Verhaegen, Michel 18 Wang, Leyi 17 Milanese, Mario 16 Akçay, Hüseyin 16 Chiuso, Alessandro 16 Novara, Carlo 16 Yin, Gang George 15 Campi, Marco Claudio 15 Landau, Ioan Doré 15 Zheng, Wei Xing 14 Bombois, Xavier 14 Chen, Tianshi 14 Guo, Lei 13 De Moor, Bart L. R. 13 Gerencsér, László 13 Wahlberg, Bo 12 Bittanti, Sergio 12 Ninness, Brett M. 12 Rolain, Yves 11 Agüero, Juan-Carlos 11 Dumont, Guy A. 11 Garnier, Hugues 11 Karimi, Alireza 11 Kárný, Miroslav 11 Moore, John Barratt 11 Piga, Dario 11 Poznyak, Aleksandr Semënovich 11 Zhou, Tong 10 Åström, Karl Johan 10 Bitmead, Robert R. 10 Gilson, Marion 10 Mercère, Guillaume 10 Tóth, Roland 10 Weyer, Erik 10 Zhao, Wen-Xiao 9 Bernstein, Dennis S. 9 Bottegal, Giulio 9 Kovačević, Branko D. 9 Mårtensson, Jonas 9 Partington, Jonathan R. 9 Savaresi, Sergio M. 9 Yin, George Gang 9 Zhang, Qinghua 8 Bauer, Dietmar 8 Fkirin, Mohamed Ahmed 8 Li, Kang 8 Liu, Yanjun 8 McKelvey, Tomas 8 Morf, Martin 8 Picci, Giorgio 8 Scorletti, Gérard 8 Wang, Xuehai 8 Watanabe, Keigo 8 Xiao, Yongsong 8 Yi, Zhang 7 Bako, Laurent 7 Bemporad, Alberto 7 Benveniste, Albert 7 Bobtsov, Alexey A. 7 Chappell, Michael J. 7 Chen, Sheng 7 Deng, Zili 7 Fisher, D. Grant 7 Garatti, Simone 7 Johnson, Charles Richard jun. 7 Mahata, Kaushik 7 Meshkat, Nicolette 7 Ortega, Romeo S. 7 Piroddi, Luigi 7 Schön, Thomas B. 7 Shieh, Leang-San 7 Wei, Ching-Zong 7 Wigren, Torbjörn 7 Zhang, Jifeng 7 Zhu, Quanmin 6 Aknouche, Abdelhakim 6 Aravkin, Aleksandr Y. 6 Bazanella, Alexandre Sanfelice 6 Borkar, Vivek Shripad 6 Chen, Tongwen 6 de Callafon, Raymond A. 6 Ding, Jie ...and 3,851 more Authors all top 5 Cited in 283 Serials 844 Automatica 212 International Journal of Control 104 International Journal of Adaptive Control and Signal Processing 94 Systems & Control Letters 90 International Journal of Systems Science 62 Journal of the Franklin Institute 58 European Journal of Control 44 Linear Algebra and its Applications 36 International Journal of Robust and Nonlinear Control 35 Circuits, Systems, and Signal Processing 33 Nonlinear Dynamics 30 Applied Mathematics and Computation 28 Automation and Remote Control 27 Mathematical Problems in Engineering 26 Mathematical Biosciences 25 Applied Mathematical Modelling 21 Information Sciences 20 Computers & Mathematics with Applications 19 Neural Networks 18 Journal of Economic Dynamics & Control 18 Mathematical and Computer Modelling 18 International Journal of Systems Science. 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