Existence of multiple global optima when identifying AR models subject to missing data. - Ragnar Wallin; Alf J. Isaksson (ECC, 1999)

An iterative method for identification of ARX models from incomplete data. - Ragnar Wallin; Alf J. Isaksson; Lennart Ljung (CDC, 2000)

Extensions to "Output prediction under scarce data operation: control applications". - Ragnar Wallin; Alf J. Isaksson; Olof Noréus (Autom., 2001)

Multiple Optima in Identification of ARX Models Subject to Missing Data. - Ragnar Wallin; Alf J. Isaksson (EURASIP J. Adv. Signal Process., 2002)

On the implementation of primal-dual interior-point methods for semidefinite programming problems derived from the KYP lemma. - Lieven Vandenberghe; V. Balakrishnan 001; Ragnar Wallin; Anders Hansson (CDC, 2003)

Utilizing low rank properties when solving KYP-SDPs. - Janne Harju Johansson; Ragnar Wallin; Anders Hansson (CDC, 2006)

A cutting plane method for solving KYP-SDPs. - Ragnar Wallin; Chung-Yao Kao; Anders Hansson (Autom., 2008)

A Structure Exploiting Preprocessor for Semidefinite Programs Derived From the Kalman-Yakubovich-Popov Lemma. - Ragnar Wallin; Anders Hansson; Janne Harju Johansson (IEEE Trans. Autom. Control., 2009)

Robust finite-frequency ℋ2 analysis. - Alfio Masi; Ragnar Wallin; Andrea Garulli; Anders Hansson (CDC, 2010)

Maximum likelihood estimation of Gaussian models with missing data - Eight equivalent formulations. - Anders Hansson; Ragnar Wallin (Autom., 2012)

Maximum likelihood estimation of linear SISO models subject to missing output data and missing input data. - Ragnar Wallin; Anders Hansson (Int. J. Control, 2014)