Jia, Chao; Longman, Richard W.; Dong, Enzeng Low-order sliding mode repetitive control for discrete-time systems under complex disturbance environment. (English) Zbl 1525.93031 Int. J. Robust Nonlinear Control 31, No. 11, 5188-5217 (2021). MSC: 93B12 93C55 93C73 PDFBibTeX XMLCite \textit{C. Jia} et al., Int. J. Robust Nonlinear Control 31, No. 11, 5188--5217 (2021; Zbl 1525.93031) Full Text: DOI
Jia, Chao; Longman, Richard W. An adaptive smooth second-order sliding mode repetitive control method with application to a fast periodic stamping system. (English) Zbl 1478.93091 Syst. Control Lett. 151, Article ID 104912, 11 p. (2021). MSC: 93B12 93C20 93C40 93C10 PDFBibTeX XMLCite \textit{C. Jia} and \textit{R. W. Longman}, Syst. Control Lett. 151, Article ID 104912, 11 p. (2021; Zbl 1478.93091) Full Text: DOI
Sun, Guojun; Longman, Richard W.; Betti, Raimondo; Chen, Zhihua; Xue, Suduo Observer Kalman filter identification of Suspen-Dome. (English) Zbl 1426.93341 Math. Probl. Eng. 2017, Article ID 1601534, 9 p. (2017). MSC: 93E11 93E10 PDFBibTeX XMLCite \textit{G. Sun} et al., Math. Probl. Eng. 2017, Article ID 1601534, 9 p. (2017; Zbl 1426.93341) Full Text: DOI
Phan, Minh Q.; Vicario, Francesco; Longman, Richard W.; Betti, Raimondo Optimal bilinear observers for bilinear state-space models by interaction matrices. (English) Zbl 1337.93097 Int. J. Control 88, No. 8, 1504-1522 (2015). MSC: 93E12 93E11 93C55 PDFBibTeX XMLCite \textit{M. Q. Phan} et al., Int. J. Control 88, No. 8, 1504--1522 (2015; Zbl 1337.93097) Full Text: DOI
Vicario, Francesco; Phan, Minh Q.; Betti, Raimondo; Longman, Richard W. Linear state representations for identification of bilinear discrete-time models by interaction matrices. (English) Zbl 1331.93043 Nonlinear Dyn. 77, No. 4, 1561-1576 (2014). MSC: 93B30 93C55 93C10 PDFBibTeX XMLCite \textit{F. Vicario} et al., Nonlinear Dyn. 77, No. 4, 1561--1576 (2014; Zbl 1331.93043) Full Text: DOI DOI
Phan, Minh Q.; Longman, Richard W.; Panomruttanarug, Benjamas; Lee, Soo Cheol Robustification of iterative learning control and repetitive control by averaging. (English) Zbl 1480.93128 Int. J. Control 86, No. 5, 855-868 (2013). MSC: 93B47 93B35 93C80 PDFBibTeX XMLCite \textit{M. Q. Phan} et al., Int. J. Control 86, No. 5, 855--868 (2013; Zbl 1480.93128) Full Text: DOI
Longman, Richard W.; Phan, Minh Q. Iterative learning control as a method of experiment design for improved system identification. (English) Zbl 1111.93030 Optim. Methods Softw. 21, No. 6, 919-941 (2006). MSC: 93C05 93C62 93C80 93D15 68T05 93B30 PDFBibTeX XMLCite \textit{R. W. Longman} and \textit{M. Q. Phan}, Optim. Methods Softw. 21, No. 6, 919--941 (2006; Zbl 1111.93030) Full Text: DOI
Schulz, Volker; Longman, Richard; Bock, Hans Georg Computer-aided motion planning for satellite mounted robots. (English) Zbl 0914.70002 Math. Methods Appl. Sci. 21, No. 8, 733-755 (1998). MSC: 70B15 70M20 PDFBibTeX XMLCite \textit{V. Schulz} et al., Math. Methods Appl. Sci. 21, No. 8, 733--755 (1998; Zbl 0914.70002) Full Text: DOI
Phan, M.; Horta, L. G.; Juang, J. N.; Longman, R. W. Linear system identification via an asymptotically stable observer. (English) Zbl 0794.93022 J. Optimization Theory Appl. 79, No. 1, 59-86 (1993). MSC: 93B30 93C05 PDFBibTeX XMLCite \textit{M. Phan} et al., J. Optim. Theory Appl. 79, No. 1, 59--86 (1993; Zbl 0794.93022) Full Text: DOI
Sevaston, G. E.; Longman, R. W. Gain measures of controllability and observability. (English) Zbl 0567.93009 Int. J. Control 41, 865-893 (1985). Reviewer: R.Tracht MSC: 93B05 93B07 93C05 46N99 93C15 PDFBibTeX XMLCite \textit{G. E. Sevaston} and \textit{R. W. Longman}, Int. J. Control 41, 865--893 (1985; Zbl 0567.93009) Full Text: DOI
Li, Tieshou; Longman, Richard W. Optimal configurations for dual-spin satellites subject to gravitational torques. (English) Zbl 0549.70016 Celestial Mech. 33, 319-336 (1984). MSC: 70M20 70E05 85A99 PDFBibTeX XMLCite \textit{T. Li} and \textit{R. W. Longman}, Celest. Mech. 33, 319--336 (1984; Zbl 0549.70016) Full Text: DOI