Education

July 2022 - Current: University of Wisconsin-Madison - PhD in Mathematics

• Courses: Methods of Applied Mathematics I & II, Methods of Computational Mathematics I & II, Stochastic Computational Methods, Computational Fluid Dynamics (Topics in Applied Mathematics), Theory of SPDEs and Quantum Field Theory (Topics in Probability), PDE I & II, Theory and Application of Regression and ANOVA I & II, Nonlinear Optimisation I, Bayesian Decision and Control I

September 2018 - June 2022: University of Cyprus - BSc in Mathematics and Statistics, Applied Mathematics track

• GPA: 9.72/10

• Noteworthy courses: Approximation Theory, Functional Analysis, Real Analysis, Complex Analysis, Numerical Analysis I & II, Classical and Quantum Mechanics, Differential Geometry, PDEs, Measure-Theoretic Probability (Probability II), Linear Models I & II, Theory of Statistical Point Estimation (Statistics II), Independent Research (Continuous Galerkin Finite Element Method and Hemker's Problem)

Publications and Preprints 

Click on the title of the work for more info (redirects within the website). "*" indicates the corresponding author.

PUBLICATIONS IN REFEREED JOURNALS

1. Marios Andreou*, Nan Chen, Statistical Response of ENSO Complexity to Initial Value and Model Parameter Perturbations, Submitted,  2023. [arXiv]

UNPUBLISHED PREPRINTS, INDEPENDENT RESEARCH, FINAL PROJECTS, AND OTHERS

1. Marios Andreou, Modelling the Cooking of Souvla (Σούβλα), MATH 704: Methods of Applied Mathematics II & MATH 801: Topics in Applied Mathematics - Computational Fluid Dynamics Joint Final Project (UW-Madison), 2023.

2. Marios Andreou, Electron-Beam Lithography: The backwards in time heat equation in the production of microprocessors, MATH 703: Methods of Applied Mathematics I Final Project (UW-Madison), 2022.

3. Marios Andreou, Creating an FEM solver using Galerkin's approach to conformal finite elements, MAS 499: Independent Research (UCY), 2022.

Seminar and Conference Talks

Click on the title of the talk for more info (redirects within the website). "*" indicates the presenting author.

1. Marios Andreou*, Nan Chen, Quantifying the Statistical Response of ENSO Diversity to Initial Value and Model Parameter Perturbations, OS53C-1193: Tropical Pacific Climate Variability: Dynamics, Teleconnections, Impacts, and Projections IV Poster, AGU23, December 15, 2023, San Francisco, CA, USA.

2. Marios Andreou*, Jean-Luc Thiffeault, Modelling the Cooking of Souvla, NG41B-0657: Efficient Data-Driven Methods for Multiscale Stochastic Modeling and Uncertainty Quantification II Poster, AGU23, December 14, 2023, San Fransisco, CA, USA.

3. Marios Andreou*, Creating an FEM solver using Galerkin's approach to conformal finite elements, MAS 499: Independent Research, University of Cyprus, May 20, 2022, Nicosia, Cyprus.

Ongoing/WIP Projects

1. Efficient offline and online filtering, smoothing, forward and backward sampling algorithms for partially observed conditionally Gaussian dynamical systems

2. Data assimilation in stratified flows

3. Multiscale hybrid data assimilation using continuous-in-time conditionally Gaussian systems

4. Modelling the Cooking of Souvla

5.  Mixing times of Markov chains on a graph and entropy methods for acceleration

6. Creating an FEM solver using Galerkin's approach to conformal finite elements

Awards and Honours

1. October 2023: IKYK (CYPRUS STATE SCHOLARSHIP FOUNDATION). 3-year state scholarship for PhD studies.

2. December 2022: "Elli Panagioti Malli Award" from the Panagioti and Elli Malli Foundation "Η Παναγία της Λύσης", for highest academic achievements as an undergraduate coming from a displaced family due to the 1974 Turkish invasion of Cyprus. Here you can find posts on the official social media of UCY's Student Affairs pages on Facebook and Instagram from the event (with pictures), which was attended by the then-rector of UCY, Prof. Tasos Christofides (in Greek): Facebook and Instagram.

3. July 2022: President of Cyprus' Award for having the highest GPA amongst all graduating University of Cyprus undergraduates. Article about UCY's graduation ceremonies (in Greek), where the award was given. I was also part of a radio interview which was conducted by the Cyprus Broadcasting Corporation (ΡΙΚ) for the radio program "Λόγος και Αντίλογος" as the valedictorian of the University of Cyprus along with other UCY graduates that achieved highest honours during their undergraduate studies (in Greek): Article and radio interview. 

   • Here you can also find my speech during the graduation ceremony of the Faculty of Pure and Applied Sciences of UCY, as the valedictorian (in Greek): Youtube.

4. July 2022: Cyprus Mathematical Society (CMS) Award for having the highest GPA amongst all 4th year undergraduates in the Mathematics and Statistics Department of UCY. Article about the award ceremony (in Greek).

5. July 2022: EY (Ernst & Young Cyprus Ltd.) Award for having the highest GPA amongst all 4th year undergraduates in the Mathematics and Statistics Department of UCY.  Article about the award ceremony (in Greek).

6. June 2020: “Rose and Irving Saff” Award for having the highest GPA amongst all 2nd year undergraduates in the Mathematics and Statistics Department of UCY. Article about the award ceremony (in Greek).

7. October 2018: IKYK (CYPRUS STATE SCHOLARSHIP FOUNDATION). 4-year state scholarship for undergraduate studies.

8. September 2018: Starting as a Non-Regulate Officer Designate (Δόκιμος Έφεδρος Αξιωματικός) and finishing my 14-month military service with the rank of Second Lieutenant (Ανθυπολοχαγός-Anthypolochagós).