From data to reduced-order models of complex dynamical systems

Abstract

It is not possible to recall/mention all those whose support has made the completion of this thesis possible. I would like to thank all of them.Finally, I would like to express my deepest gratitude to my lovely family. Thank you very much for all your unconditional understanding, support, and prayers to my mother-in-law Ibu Sugiyah (Mbah Sugi) and family in Kalipalet. I am very grateful to be part of such a supportive family. I know it is not easy for you to allow your only daughter and granddaughter to be thousands of kilometers away to accompany me pursuing my dream abroad. Thank you for your patience and for believing in us. InsyaAllah, we will reunite soon.To my father and mother, Bapak Khotib Ma'mun and Ibu Suyati, thank you so much for your endless love and continuous prayers. Semoga kelulusan ini menjadi berkah untuk keluarga. To my brother, Om Aldi, thanks for looking after our parents when I could not be there. I am glad you are taking mathematics for your bachelor's study; I am also delighted to know you are very active in your higher education. Keep trying, learning, and praying for whatever you are dreaming of.To my dearest wife, Aidina Anisa, I am incredibly grateful to have you by my side on this journey. Thank you for never stop encouraging me and believing in me, especially when I felt inferior in facing challenges. Thank you for your patience when I was distracted and not able to take care of Haura or even take care of the family. You are my sunshine. I dedicate this success to you. The last year was a tough one, but how lucky I am to have you who understood and struggled with me to deal with the situation. Thank you for the countless moments we shared, and I look forward to what the future will bring us. To my beloved little daughter, Aliza Haura Syauqina, I cannot say anything but I love you so much! Thank you for your genuine love for me. Watching you grow during this PhD study has become my source of strength. Jadi anak solehah ya Haura.