Ph.D. Thesis
Keywords: Finite Element Methods, Optimization, MATLAB
Summary:

Developed a novel roughness identification algorithm using filtering and optimization techniques.

Designed a nonlinear estimation framework employing filtering techniques and linear algebra tools.

Created a small-scale damage identification methodology integrating filtering with combinatorial optimization concepts.

BRNS Project
Keywords: Data Assimilation, Kalman Filters, Dispersion Modeling, Bayesian Methods, Python
Summary:

Developed and implemented Kalman filter-based frameworks to estimate the source term and simulate radiation dispersion during nuclear hazards.

Focused on real-time modeling of radiation spread with uncertainty quantification using Bayesian techniques.

M.Tech Thesis
Keywords: Uncertainty Analysis, Finite Elements, MATLAB
Summary:

Investigated stochastic finite element methods to model and quantify variability in structural material properties.

Focused on enhancing the reliability and robustness of structural analysis under uncertainty.

• 2022

  Simultaneous State-Input-Stiffness Estimation for Nonlinear Duffing Oscillators Avoiding Jacobian Linearization

  O.A Shereena, C.G Krishnanunni, B.N Rao

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• 2021

  Damage Parameters and Input Force Estimation for Simple Frame Structures Subjected to Unknown Excitations

  O.A Shereena, B.N Rao

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• 2019

  Pavement condition assessment through jointly estimated road roughness and vehicle parameters

  Shereena O.A, Rao B.N.

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• 2019

  Combined road roughness and vehicle parameter estimation based on a minimum variance unbiased estimator

  Shereena O.A, Rao B.N.

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