Torbjörn Wigren

111 papers B 4C 12Misc 3Journal 59Unranked 33

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Adaptive Experiment Design for Nonlinear System Identification With Operational Constraints. IEEE Signal Process. Lett. Jingwei Hu, Dave Zachariah, Torbjörn Wigren, Petre Stoica
2025	J	`jnl`	Adaptive Input Design for Nonlinear System Identification with Operational Constraints. CoRR Jingwei Hu, Dave Zachariah, Torbjörn Wigren, Petre Stoica
2025	J	`jnl`	Closed-Form Input Design for Identification under Output Feedback with Perturbation Constraints. CoRR Jingwei Hu, Dave Zachariah, Torbjörn Wigren, Petre Stoica
2025	—	`conf`	Convergence in On-line Learning of Static and Dynamic Systems. CDC Torbjörn Wigren, Ruoqi Zhang, Per Mattsson
2025	J	`jnl`	Convergence in On-line Learning of Static and Dynamic Systems. CoRR Torbjörn Wigren, Ruoqi Zhang, Per Mattsson
2024	—	`conf`	Control Signal Switching in Constrained Control of Averages. CDC Diana Yamalova, Torbjörn Wigren
2024	—	`conf`	Convergence in Delayed Recursive Identification of Nonlinear Systems. ECC Torbjörn Wigren
2024	—	`conf`	Delay Attack and Detection in Feedback Linearized Control Systems. ECC Torbjörn Wigren, André M. H. Teixeira
2024	—	`conf`	Logarithmic Feedback Control of Passive Interference. ECC Torbjörn Wigren
2024	—	`conf`	Round Trip Time based UAV State Estimation. ECC Sholeh Yasini, Torbjörn Wigren
2023	J	`jnl`	Aiding reinforcement learning for set point control. CoRR Ruoqi Zhang, Per Mattsson, Torbjörn Wigren
2023	—	`conf`	Feedback Path Delay Attacks and Detection. CDC Torbjörn Wigren, André Teixeira
2023	J	`jnl`	Observer-Feedback-Feedforward Controller Structures in Reinforcement Learning. CoRR Ruoqi Zhang, Per Mattsson, Torbjörn Wigren
2023	C	`conf`	Robust nonlinear set-point control with reinforcement learning. ACC Ruoqi Zhang, Per Mattsson, Torbjörn Wigren
2023	J	`jnl`	Robust nonlinear set-point control with reinforcement learning. CoRR Ruoqi Zhang, Per Mattsson, Torbjörn Wigren
2022	J	`jnl`	Constrained Optimal Average Power Control for Wireless Transmission. IEEE Control. Syst. Lett. Torbjörn Wigren, Diana Yamalova
2022	J	`jnl`	Passive UAV Tracking in Wireless Networks. IEEE Trans. Aerosp. Electron. Syst. Torbjörn Wigren, Sholeh Yasini
2021	J	`jnl`	Coordinated Average EIRP Control of Radio Transmitters for EMF Exclusion Zone Computation. IEEE Wirel. Commun. Lett. Torbjörn Wigren, Christer Törnevik
2021	J	`jnl`	Recursively Filtered MIMO Transmission With Quadratic Complexity. IEEE Wirel. Commun. Lett. Torbjörn Wigren
2020	J	`jnl`	Combined ℒ IEEE Trans. Control. Syst. Technol. Tatiana Chistiakova, Torbjörn Wigren, Bengt Carlsson
2020	J	`jnl`	Globally Stable Delay Alignment for Feedback Control Over Wireless Multipoint Connections. IEEE Trans. Control. Netw. Syst. Torbjörn Wigren, Katrina Lau, Ramón A. Delgado, Richard H. Middleton
2020	—	`conf`	Jitter Suppression for Very Low Latency Feedback Control Over NR. VTC Spring Torbjörn Wigren, Ying Sun, Ramón A. Delgado, Katrina Lau, Richard H. Middleton
2020	—	`conf`	Statistical beam information for mmW positioning. VTC Spring Ramón A. Delgado, Torbjörn Wigren, Katrina Lau, Richard H. Middleton, Iana Siomina
2020	J	`jnl`	Time Averaged Power Control of a 4G or a 5G Radio Base Station for RF EMF Compliance. IEEE Access Christer Törnevik, Torbjörn Wigren, Shiguang Guo, Ken Huisman
2019	J	`jnl`	A disturbance rejection and data rate trade-off in networked data flow control. Eur. J. Control Torbjörn Wigren
2019	J	`jnl`	Feedback Control Applications in New Radio: Exploring Delay Control and Alignment. IEEE Veh. Technol. Mag. Richard H. Middleton, Torbjörn Wigren, Lisa Bostrom, Ramón A. Delgado, Katrina Lau, Robert S. Karlsson, Linda Brus, Eddie Corbett
2019	J	`jnl`	Frequency conditions for stable networked controllers with time-delay. Int. J. Control Johannes Nygren, Torbjörn Wigren, Kristiaan Pelckmans
2019	J	`jnl`	Networked Delay Control for 5G Wireless Machine-Type Communications Using Multiconnectivity. IEEE Trans. Control. Syst. Technol. Ramón A. Delgado, Katrina Lau, Richard H. Middleton, Torbjörn Wigren
2018	C	`conf`	Counterexamples to Parametric Convergence in Recursive Networked Identification. ACC Sholeh Yasini, Torbjörn Wigren
2018	—	`conf`	Delay Alignment Control for 5G Multi Connectivity. CDC Katrina Lau, Torbjörn Wigren, Richard H. Middleton, Ramón A. Delgado
2018	J	`jnl`	Delay Skew Packet Flow Control in Wireless Systems With Dual Connectivity. IEEE Trans. Veh. Technol. Torbjörn Wigren, Katrina Lau, Ramón A. Delgado, Richard H. Middleton
2018	J	`jnl`	Globally Stable Wireless Data Flow Control. IEEE Trans. Control. Netw. Syst. Torbjörn Wigren, Reem Karaki
2018	C	`conf`	Input-Output Stability Design of an Ammonium Based Aeration Controller for Wastewater Treatment. ACC Tatiana Chistiakova, Torbjörn Wigren, Bengt Carlsson
2018	C	`conf`	Stability properties of a MIMO data flow controller. ACC Ramón A. Delgado, Torbjörn Wigren, Katrina Lau, Richard H. Middleton
2018	—	`conf`	Wireless Hybrid Positioning Based on Surface Modeling with Polygon Support. VTC Spring Torbjörn Wigren
2017	—	`conf`	Data Flow Delay Equalization for Feedback Control Applications Using 5G Wireless Dual Connectivity. VTC Spring Richard H. Middleton, Torbjörn Wigren, Katrina Lau, Ramón A. Delgado
2017	—	`conf`	Disturbance rejection properties for a 5G networked data flow delay controller. CDC Katrina Lau, Torbjörn Wigren, Ramón A. Delgado, Richard H. Middleton
2017	—	`conf`	Fast Convergence Outer Loop Link Adaptation with Infrequent Updates in Steady State. VTC Fall Ramón A. Delgado, Katrina Lau, Richard H. Middleton, Robert S. Karlsson, Torbjörn Wigren, Ying Sun
2017	J	`jnl`	Improving the performance of cellular uplinks via power overbooking. IET Commun. Katrina Lau, Graham C. Goodwin, Torbjörn Wigren, Linda Brus
2017	—	`conf`	Networked and delayed recursive identification of nonlinear systems. CDC Torbjörn Wigren
2017	—	`conf`	Tremor quantification through data-driven nonlinear system modeling. CDC Alexander Medvedev, Fredrik Olsson, Torbjörn Wigren
2016	J	`jnl`	Convergence analysis for recursive Hammerstein identification. Autom. Per Mattsson, Torbjörn Wigren
2016	J	`jnl`	Robust ℒ IEEE Trans. Control. Syst. Technol. Torbjörn Wigren
2015	—	`conf`	Implication of RF EMF Exposure Limitations on 5G Data Rates above 6 GHz. VTC Fall Torbjörn Wigren, Davide Colombi, Bjorn Thors, Jan-Erik Berg
2015	C	`conf`	Low-frequency limitations in saturated and delayed networked control. CCA Torbjörn Wigren
2015	J	`jnl`	Model Order and Identifiability of Non-Linear Biological Systems in Stable Oscillation. IEEE ACM Trans. Comput. Biol. Bioinform. Torbjörn Wigren
2015	J	`jnl`	Modeling the Effect of Intravenous Anesthetics: A Path Toward Individualization. IEEE Des. Test Margarida M. Silva, Alexander Medvedev, Torbjörn Wigren, Teresa Mendonça
2015	—	`conf`	Multi-Rate Uplink Channel Prediction and Enhanced Link Adaptation for VoLTE. VTC Fall David Sandberg, Torbjörn Wigren
2015	—	`conf`	Nonlinear identification of biological clock dynamics. CDC Torbjörn Wigren, Per Lötstedt
2015	C	`conf`	Nonlinear identification of neuron models. CCA Torbjörn Wigren
2015	J	`jnl`	Wireless interference power estimation for inter-cell interference coordination. IET Commun. Torbjörn Wigren
2014	J	`jnl`	Local identifiability and sensitivity analysis of neuromuscular blockade and depth of hypnosis models. Comput. Methods Programs Biomed. Margarida M. Silva, João Miranda Lemos, Ana Coito, Bertinho Andrade da Costa, Torbjörn Wigren, Teresa Mendonça
2014	C	`conf`	Recursive identification of Hammerstein models. ACC Per Mattsson, Torbjörn Wigren
2013	J	`jnl`	Angle of Arrival Localization in {LTE} Using {MIMO} Pre-Coder Index Feedback. IEEE Commun. Lett. Ari Kangas, Torbjörn Wigren
2013	—	`conf`	Quantification of the multiplicative uncertainty in the linearized minimally parameterized parsimonious Wiener model for the neuromuscular blockade in closed-loop anesthesia. MED Margarida M. Silva, Torbjörn Wigren, Alexander V. Medvedev, Teresa Mendonça
2013	—	`conf`	Three free data sets for development and benchmarking in nonlinear system identification. ECC Torbjörn Wigren, Johan Schoukens
2013	J	`jnl`	Uplink Load Based Scheduling for CDMA Systems. IEEE Commun. Lett. Katrina Lau, Graham C. Goodwin, Erik Geijer Lundin, Torbjörn Wigren, Stephen Craig
2012	—	`conf`	Convergence analysis and experiments using an RPEM based on nonlinear ODEs and midpoint integration. CDC Soma Tayamon, Torbjörn Wigren, Johan Schoukens
2012	—	`conf`	Enhanced WCDMA Fingerprinting Localization Using OTDOA Positioning Measurements from LTE. VTC Fall Torbjörn Wigren, Ylva Jading, Iana Siomina, Ari Kangas, Claes Tidestav
2012	—	`conf`	Exactly linearizing adaptive control of propofol and remifentanil using a reduced Wiener model for the depth of anesthesia. CDC Margarida Martins da Silva, Torbjörn Wigren, Teresa Mendonça
2012	J	`jnl`	Fingerprinting localisation using round trip time and timing advance. IET Commun. Torbjörn Wigren
2012	—	`conf`	LTE Fingerprinting Localization with Altitude. VTC Fall Torbjörn Wigren
2012	B	`conf`	Load control for multi-stage interference cancellation. PIMRC Xinyu Gu, Zhang Zhang, Stephen J. Grant, Torbjörn Wigren, Niklas Johansson, Ari Kangas Ericsson
2012	—	`conf`	Model Predictive Zooming Power Control in Future Cellular Systems under Coarse Quantization. VTC Fall Mauricio G. Cea, Graham C. Goodwin, Torbjörn Wigren
2012	J	`jnl`	Nonlinear Identification of a Minimal Neuromuscular Blockade Model in Anesthesia. IEEE Trans. Control. Syst. Technol. Margarida Martins da Silva, Torbjörn Wigren, Teresa Mendonça
2012	J	`jnl`	WCDMA Uplink Load Estimation With Generalized Rake Receivers. IEEE Trans. Veh. Technol. Torbjörn Wigren
2011	J	`jnl`	A Polygon to Ellipse Transformation Enabling Fingerprinting and Emergency Localization in GSM. IEEE Trans. Veh. Technol. Torbjörn Wigren
2011	—	`conf`	Clustering and polygon merging algorithms for fingerprinting positioning in LTE. ICSPCS Torbjörn Wigren
2011	B	`conf`	Estimation of prior positioning method performance in LTE. PIMRC Torbjörn Wigren, Iana Siomina, Michael Anderson
2011	C	`conf`	Identification of a discrete-time nonlinear Hammerstein-Wiener model for a selective catalytic reduction system. ACC Darine Zambrano, Soma Tayamon, Bengt Carlsson, Torbjörn Wigren
2011	—	`conf`	Low complexity Kalman filtering for Inter-Cell interference and power based load estimation in the WCDMA uplink. ICSPCS Torbjörn Wigren
2011	—	`conf`	Nonlinear adaptive control of the NeuroMuscular Blockade in anesthesia. CDC/ECC Margarida Martins da Silva, Teresa Mendonça, Torbjörn Wigren
2011	J	`jnl`	On identification of FIR systems having quantized output data. Autom. Boris I. Godoy, Graham C. Goodwin, Juan C. Agüero, Damián Marelli, Torbjörn Wigren
2010	—	`conf`	Emergency Call Delivery Standards Impair Cellular Positioning Accuracy. ICC Torbjörn Wigren, Michael Anderson, Ari Kangas
2010	C	`conf`	Online nonlinear identification of the effect of drugs in anaesthesia using a minimal parameterization and BIS measurements. ACC Margarida Martins da Silva, Teresa Mendonça, Torbjörn Wigren
2010	J	`jnl`	RTT Positioning Field Performance. IEEE Trans. Veh. Technol. Jenni Wennervirta, Torbjörn Wigren
2010	J	`jnl`	Recursive Noise Floor Estimation in WCDMA. IEEE Trans. Veh. Technol. Torbjörn Wigren
2010	C	`conf`	Recursive prediction error identification and scaling of non-linear systems with midpoint numerical integration. ACC Soma Tayamon, Torbjörn Wigren
2009	B	`conf`	AECID Fingerprinting Positioning Performance. GLOBECOM Liang Shi, Torbjörn Wigren
2009	J	`jnl`	Optimized Search Window Alignment for A-GPS. IEEE Trans. Veh. Technol. Torbjörn Wigren, Torgny Palenius
2009	J	`jnl`	Soft Uplink Load Estimation in WCDMA. IEEE Trans. Veh. Technol. Torbjörn Wigren
2009	B	`conf`	Three-Degree of Freedom Adaptive Power Control for CDMA Cellular Systems. GLOBECOM Juan C. Agüero, Graham C. Goodwin, Katrina Lau, Meng Wang, Eduardo I. Silva, Torbjörn Wigren
2008	J	`jnl`	Initialization of a Nonlinear Identification Algorithm Applied to Laboratory Plant Data. IEEE Trans. Control. Syst. Technol. Linda Brus, Torbjörn Wigren, Bengt Carlsson
2007	J	`jnl`	Adaptive Enhanced Cell-ID Fingerprinting Localization by Clustering of Precise Position Measurements. IEEE Trans. Veh. Technol. Torbjörn Wigren
2007	—	`conf`	Estimation of Uplink WCDMA Load in a Single RBS. VTC Fall Torbjörn Wigren, Per Hellqvist
2006	J	`jnl`	Recursive prediction error identification and scaling of non-linear state space models using a restricted black box parameterization. Autom. Torbjörn Wigren
2005	J	`jnl`	Periodic signal analysis by maximum likelihood modeling of orbits of nonlinear ODEs. Autom. Torsten Söderström, Torbjörn Wigren, Emad Abd-Elrady
2005	C	`conf`	Recursive identification based on nonlinear state space models applied to drum-boiler dynamics with nonlinear output equations. ACC Torbjörn Wigren
2005	C	`conf`	Scaling of the sampling period in nonlinear system identification. ACC Torbjörn Wigren
2004	J	`jnl`	Periodic signal modeling based on Lie'nard's equation. IEEE Trans. Autom. Control. Emad Abd-Elrady, Torsten Söderström, Torbjörn Wigren
2003	—	`conf`	Harmonic signal analysis with Kalman filters using periodic orbits of nonlinear ODEs. ICASSP (6) Torbjörn Wigren, Emad Abd-Elrady, Torsten Söderström
2001	J	`jnl`	Nonlinear techniques for Mode C climb/descent rate estimation in ATC systems. IEEE Trans. Control. Syst. Technol. Egils Sviestins, Torbjörn Wigren
2000	J	`jnl`	Optimal recursive state estimation with quantized measurements. IEEE Trans. Autom. Control. Egils Sviestins, Torbjörn Wigren
1999	J	`jnl`	Algorithms for time delay estimation using a low complexity exhaustive search. IEEE Trans. Autom. Control. Catharina Carlemalm, Susanne Halvarsson, Torbjörn Wigren, Bo Wahlberg
1999	J	`jnl`	Compensation of the RLS algorithm for output nonlinearities. IEEE Trans. Autom. Control. Torbjörn Wigren, Anders E. Nordsjö
1998	J	`jnl`	Adaptive filtering using quantized output measurements. IEEE Trans. Signal Process. Torbjörn Wigren
1998	J	`jnl`	Fast converging and low complexity adaptive filtering using an averaged Kalman filter. IEEE Trans. Signal Process. Torbjörn Wigren
1998	J	`jnl`	Output error convergence of adaptive filters with compensation for output nonlinearities. IEEE Trans. Autom. Control. Torbjörn Wigren
1997	J	`jnl`	Avoiding ill-convergence of finite dimensional blind adaptation schemes excited by discrete symbol sequences. Signal Process. Torbjörn Wigren
1997	J	`jnl`	Circle criteria in recursive identification. IEEE Trans. Autom. Control. Torbjörn Wigren
1997	J	`jnl`	ODE analysis and redesign in blind adaptation. IEEE Trans. Autom. Control. Torbjörn Wigren
1996	Misc	`conf`	A test statistics for low complexity change detection in dynamic systems based on averaged filter models. ICASSP Susanne Halvarsson, Torbjörn Wigren, Bo Wahlberg
1996	Misc	`conf`	Harmonic signal modeling using adaptive nonlinear function estimation. ICASSP Torbjörn Wigren, Peter Händel
1995	J	`jnl`	Accuracy aspects of DOA and angular velocity estimation in sensor array processing. IEEE Signal Process. Lett. Torbjörn Wigren, Anders Eriksson
1995	Misc	`conf`	Improvements of background sound coding in linear predictive speech coders. ICASSP Torbjörn Wigren, Anders Bergström, Susanne Harrysson, Fredrik Jansson, Hans Nilson
1995	J	`jnl`	On local convergence of a class of blind separation algorithms. IEEE Trans. Signal Process. Ulf A. Lindgren, Torbjörn Wigren, Holger Broman
1995	J	`jnl`	Performance analysis of a correlation based single tone frequency estimator. Signal Process. Peter Händel, Anders Eriksson, Torbjörn Wigren
1994	J	`jnl`	Convergence analysis of recursive identification algorithms based on the nonlinear Wiener model. IEEE Trans. Autom. Control. Torbjörn Wigren
1993	J	`jnl`	Recursive prediction error identification using the nonlinear wiener model. Autom. Torbjörn Wigren
1993	—	`conf`	Techniques for low bit rate speech coding using long analysis frames. ICASSP (2) Tor Björn Minde, Torbjörn Wigren, Jonas Ahlberg, Hans Hermansson
1991	J	`jnl`	Asymptotic Cramer-Rao bounds for estimation of the parameters of damped sine waves in noise. IEEE Trans. Signal Process. Torbjörn Wigren, Arye Nehorai