Adaptive observer for rectangular descriptor systems

Reduced-order adaptive observer for rectangular descriptor systems with incremental quadratic constraints

The code implements a simplified example for the observer design proposed in the following work:

Tripathi, M., Moysis, L., Gupta, M. K., & Volos, C. (2025). Reduced-order adaptive observer for rectangular descriptor systems with incremental quadratic constraints. International Journal of Systems Science, 1-15.

https://www.tandfonline.com/doi/full/10.1080/00207721.2025.2514590

Please cite this work if you use the code below.

The code is broken in sections. Run each section separately using ctr+enter, or by clicking the 'run section' button.

Details about the observer design are provided in the paper. We suggest that you read the work first, to get a grasp of the code.

https://www.youtube.com/watch?v=KXXHCd1mEy8

https://www.youtube.com/@lazarosmoysis5095

https://www.youtube.com/watch?v=8kKkq2mk7gA

https://www.researchgate.net/profile/Lazaros-Moysis