Education:

Ph.D. & M.Sc. in (Applied) Mathematics (2012-2017), Clarkson University, Potsdam, NY, USA

M.Sc. in Financial Market Analysis (2010-2011), University of Hertfordshire, Hatfield, UK

B.Sc. (Special) in Mathematics (2004-2008), University of Peradeniya, Peradeniya, Sri Lanka

Professional Experience:

Lecturer in Applied Mathematics,  College of Arts and Sciences, SUNY Polytechnic Insitute, NY (Sep 2022 - present)

Senior Lecturer, Department of Mathematics, Faculty of Science, University of Peradeniya, Sri Lanka (July 2019- Aug 2022)

Visiting Lecturer (part-time), Postgraduate Institute of Science, University of Peradeniya, Sri Lanka (July 2019- present)

Adjunct Assistant Professor, Department of Mathematics, Clarkson University, NY, USA (Aug 2017 - July 2019)

Postdoctoral Research Associate, Department of Mechanical and Aeronautical Engineering, Clarkson University, NY, USA (2018 Jan - 2018 June)

Graduate Teaching/Research Assistant, Department of Mathematics, Clarkson University, NY, USA (2012 - 2017)

Lecturer, Department of Mathematics  Faculty of Science, University of Peradeniya, Sri Lanka (2009-2010)

Teaching Assistant, Department of Mathematics  Faculty of Science, University of Peradeniya, Sri Lanka (2008-2009)

Courses Taught: Undergraduate

At the University of Peradeniya:

 Semester II (2021/2022)- Fluid Mechanics I (MT 310)

Semester II (2020/2021)- Numerical Analysis I (MT 207)

Semester I (2021/2022)- Fluid Mechanics II (MT 406)

Semester I (2021/2022)- Financial Mathematics (MT 412)

Semester II (2020/2021)- Fluid Mechanics I (MT 310)

Semester II (2020/2021)- Numerical Analysis I (MT 207)

Semester I (2020/2021) - Fluid Mechanics II (MT 407)

Semester I (2020/2021) - Mathematical Methods (MT 204)

Semester II (2019/2020) - Fluid Mechanics II (MT 406)

Semester II (2019/2020) - Fluid Mechanics I (MT 310)

At the Rajarata University of Sri Lanka (Visiting):

Semester I (2020/2021) Financial Mathematics

At the Horizon Campus, Malabe, Sri Lanka (Visiting):

Semester I (2021/2022) Numerical Analysis

Semester II (2020/2021) Dynamics

Semester I (2020/2021) Statics

Semester II (2019/2020) Dynamics

At the Clarkson University:

Summer 2019 - Applied Linear Algebra (MA 339)

Spring 2019 - Probability & Statistics (STAT 383)

Spring 2019 - Applied Linear Algebra (MA 339)

Fall 2018 - Applied Linear Algebra (MA 339)

Fall 2018 - Springboard Calculus (A math refresher)

Spring 2018 - Applied Linear Algebra (MA 339)

Fall 2017 - Applied Linear Algebra (MA 339)

Fall 2017 - Calculus -I (MA131)

Fall 2017 - Basic Calculus (MA181)

Courses Taught: Postgraduate Level

At the Postgraduate Institute of Science, University of Peradeniya:

2021/2022 Differential Equations (MT 501)

2020/2021 Differential Equations (MT 501)

2020/2021 Theoretical Fluid Mechanics (MT 520)

2020/2021 Methods for Teaching Mathematics (SE 547)

2019/2020 Differential Equations (MT 501)

2019/2020 Theoretical Fluid Mechanics (MT 520)

2019/2020 Methods of Teaching Mathematics (SE 547)

Courses Taught: Diploma Level

At Centre for Distance and Continuing Education (CDCE), University of Peradeniya, Sri Lanka) :

(2020/2021) Basic Mathematics for Lab. Handling

(2019/2020) Basic Mathematics for Lab. Handling

Research Interests:

Numerical Analysis & Optimization

Reduced Order Modeling (Dimension Reduction Techniques)

Mathematical Modeling: Applications in Biology, Science, and Engineering

Fluid Mechanics & Computational Fluid Dynamics

Bayesian Statistics and Data Science, Uncertainty Quantification

Financial Mathematics

Awards:

Research Excellence Award (2021), Faculty of Science, University of Peradeniya, Sri Lanka

SIAM CSE (15) Travel award

SIAM CSE (17) Travel award

Join Mathematical Meeting award (2017)

Publications - Peer Reviewed Full Papers

Udagedara, I., Helenbrook, B., "Incompressible, Axisymmetric, Unsteady, Oscillatory Flow Simulations Around a Spherical Particle Using Proper Orthogonal Decomposition Based Reduced Order Modeling", In preparation...

Udagedara, I., Helenbrook, B., Luttman, A., "A Reduced Order Modeling Approach for Radiation Source Identification and Localization",  Submitted to the journal Mathematical Models and Methods in Applied Sciences

Silmi Juman, Z. A. M., Mathavan, M., Ambegedara, A. S., & Udagedara, I. G. (2022). Difficulties in Learning Geometry Component in Mathematics and Active-Based Learning Methods to Overcome the Difficulties. Shanlax International Journal of Education, 10(2), 41-58.

Indika G.K. Udagedara, A.N. Sudu Ambegedara. "An analysis of non-colloid suspended particles in a Newtonian fluid over porous media" (2021), European Journal of Mechanics/B Fluids

Sudu Ambegedara, Amila, Indika G.K. Udagedara, "A Different Cell Size Approach to Fast Full-waveform Inversion in Geo-technical Applications"(2021), In Review -Physical Review Applied-APS Journal

Sudu Ambegedara Amila, U.G.I.G.K. Udagedara, Erik M. Bollt "Spatial Mesh Refinement using Cubic Smoothing Spline Interpolation in Simulation of 2-D Elastic Wave Equation: Forward Modeling of Full-waveform Inversion"(2021), Journal of Advances in Mathematics and Computer Science

Asini A. Konpola, Chathurika S. Gunasekara, Indika G.K. Udagedara, Sudu Ambegedara, Amila. "Evolution of COVID-19 disease using a one pray-two predator model" (2021), Journal of Advances in Technology

Udagedara, I., Helenbrook, B., Luttman, A. (2018), "Probabilistic Reduced Order Modeling using a Bayesian Approach", American Journal of Mathematical and Computational Sciences, 50-61.

Udagedara, I., Helenbrook, B., Luttman, A., & Mitchell, S. E. (2015). "Reduced Order Modeling for Accelerated Monte Carlo Simulations in Radiation Transport", Applied Mathematics and Computation, 267, 237-251.

Aaron Luttman, Brian Helenbrook, Indika Udagedara, Stephen Mitchell, & Michael Fowler. "Reduced Order Modeling for Real-Time Monte Carlo Simulations with Applications to Radiation Detection", Computational & Information Sciences, Site-Directed Research & Development, FY 2014, 183-192.

Aaron Luttman, Marylsa Howard, Jared Catenacci, Kevin Joyce, Jonathan Bardsley, Jesse Adams, Matti Morzfeld, Brian Helenbrook, and Indika Udagedara, "Quantifying Uncertainties Through Advanced Theoretical Analysis for Image and Signal Reconstruction", Computational & Information Sciences, Site-Directed Research & Development, FY 2016,155-164.

U.G.I.G.K.Udagedara & W.B. Daundasekara, "An application of Stochastic Linear Programming in Textile Industry", Peradeniya University Research Sessions}, 2008, "Published as an abstract version"

Publications - Peer-Reviewed Conference Abstracts

Gunasekara, E. M. C. S., Udagedara, U. G. I. G. K., & Sudu Ambegedara, A. N. (2022). "Identifying the risk factors for COVID-19 mortality in Sri Lanka using mutual information, RITSCON2022, Faculty of Science, University of Ruhuna, Matara, Sri Lanka

Thusanthani Rajendran, U.G.I.G.K. Udagedara, Sudu Ambegedara, Amila,. "Numerical Solutions of Steady Free Flow Over Porous Media Using COMSOL MULTIPHYSICS", RESCON2021 Proceedings, PGIS, University of Peradeniya

Isuri Wijerathne, Sudu Ambegedara, Amila, Indika G.K. Udagedara, "A Lower Dimensional Approximation of Mammography of Breast Cancer Detection", iPURSE 2021 Proceedings, University of Peradeniya

Mackrina Winslow, Hiranya Lakshani, Sudu Ambegedara, Amila, Indika G.K. Udagedara, "Graph Isomorphism and Clustering based Algorithm for Signature Verification", ICMME 2021 Proceedings, PGIS, University of Peradeniya

A.S.Sathiaseelan, U.G.I.G.K. Udagedara, "Use of activity-based learning to teach Geometry in GCE (O/L) in Kalkudah zone, ICMME 2021 Proceedings, PGIS, University of Peradeniya

Thusanthani Rajendran, U.G.I.G.K. Udagedara, "A Similarity Solutions for the Unsteady Coupled Navier Stokes-Brinkman Equations", ICMME 2021, PGIS, University of Peradeniya

N. D. S. Cooray, U.G.I.G.K. Udagedara, "Reduced Order Modeling for Weather Forecasting", ICMME 2021, PGIS, University of Peradeniya

P.R. Sandadini, U.G.I.G.K. Udagedara, "Mathematical Modeling of Blood Flow Through Diseased Arteries", ICMME 2021, PGIS, University of Peradeniya

N. D. S. Cooray, U.G.I.G.K. Udagedara}, "Forecasting Five Weather Factors at Twenty Four Sensor Locations in Sri Lanka", Science Undergraduate Research Symposium (SURS) 2021, Faculty of Science, University of Peradeniya

P.R. Sandadini, U.G.I.G.K. Udagedara, "Velocity Distribution of Blood Flow in Diseased Arteries: 2-DModeling", Science Undergraduate Research Symposium (SURS) 2021, Faculty of Science, University of Peradeniya

U.G.I.G.K. Udagedara, "Reduced Order Modeling for Radiation Transport", Hanthana Vision Magazine, University of Peradeniya, Volume 6 Issue I

Isuri Wijerathne, U.G.I.G.K. Udagedara, Sudu Ambegedara, Amila, "Reduced Order Modeling for Radiation Detection", RESCON2020, PGIS, University of Peradeniya

N. D. S. Cooray, U.G.I.G.K. Udagedara, "Weather Forecasting Using Dynamic Mode Decomposition", RESCON2020, PGIS, University of Peradeniya}

Thusanthani Rajendran, U.G.I.G.K. Udagedara, Sudu Ambegedara,Amila,."Volumetric Flow Rate of Particle Suspension Flow Over Porous Media", RESCON2020, PGIS, University of Peradeniya

Thusanthani Rajendran, U.G.I.G.K. Udagedara, "A Self Similarity Solution for a Coupled Channel Flow", RESCON2020, PGIS, University of Peradeniya

U.G.I.G.K. Udagedara, Mirbod, P., "Instability Analysis of Poiseuille Flow of Suspensions Overlying Porous Media ", InterPore 2018, New Orleans

U.G.I.G.K. Udagedara}, Helenbrook, B., Luttman, A., "Improved Probabilistic Principal Component Analysis for Application to Reduced Order Modeling (oral)", SIAM CSE, Atlanta, Georgia, February 27 - March 3 , 2017

U.G.I.G.K. Udagedara, Helenbrook, B., Luttman, A., "Improved Probabilistic Principal Component Analysis for Application to Reduced Order Modeling (oral)", Joint Mathematics Meetings, Atlanta, Georgia, January 4-7, 2017

U.G.I.G.K. Udagedara, Helenbrook, B., Luttman, A., "Proper orthogonal decomposition based reduced order modeling (oral)", SIAM Clarkson chapter seminar, Clarkson University, Potsdam, NY, February 2016

U.G.I.G.K. Udagedara}, Helenbrook, B., Luttman, A., "Probabilistic analysis to radiation transport (oral)", Grad Symposium, Clarkson University, Potsdam, NY, September 29, 2015

U.G.I.G.K. Udagedara, Helenbrook, B., Luttman, A., "Probabilistic analysis to Monte Carlo simulation in radiation transport (poster)", Bayesian Inference and Maximum Entropy methods in science and engineering, Clarkson university, Potsdam, NY, July 19-24, 2015

U.G.I.G.K. Udagedara, Helenbrook, B., Luttman, A.,"Reduced order modeling for Monte Carlo simulations in radiation transport (oral)", Helenbrook, B., Luttman, A., Montana Uncertainty Quantification, Missoula, Montana, June 24 - 26, 2015

U.G.I.G.K. Udagedara, Helenbrook, B., Luttman, A.,"Proper orthogonal decomposition based reduced order modeling for Monte Carlo simulations in radiation transport (oral)", SIAM computational science and engineering, Salt lake city, Utah, March 14- 18, 2015

U.G.I.G.K. Udagedara, Helenbrook, B., Luttman, A., "Proper orthogonal decomposition based reduced order modeling for real-time Monte Carlo simulations in radiation transport (oral)", Grad Symposium, Clarkson university, Potsdam, NY, December 17, 2014

Professional Development Programs

Completed a Certificate Course on Teaching in Higher Education - 2021

Participated in the workshop on Effective and Innovative Teaching Methods in Higher Education (2020)

Participated in the workshop on Outcome Based Education-Learner Centered Teaching(2021)

Participated in the webinar on Interactive Figures for Linear Algebra organized by Pearson (2018)

Participated in the Associated Colleges of St. Lawrence County Annual Teaching Effectiveness Conference (2018)

Diploma in Computer Science, The Golden Key Institute of Computer Technology Ltd, Kandy, Sri Lanka (2003)