Muhammed Ali Mehmood

I currently work as a quantitative researcher at HSBC in London, on the Credit Algo team.

I completed my PhD in Mathematics at Imperial College London under the supervision of Prof. Ewelina Zatorska. My research was focused on the analysis of PDEs and machine learning. More specifically, non-linear PDE systems (Aw-Rascle-Zhang type models) arising from compressible fluid mechanics for the purposes of modelling congestion-driven flows (e.g. traffic, pedestrian dynamics, and multi-phase fluids)..

I also worked on machine learning methods for non-linear PDEs, including Physics-Informed Neural Networks (PINNs) and Randomised Neural Networks (RaNNs). I am particularly interested in designing neural network architectures that overcome most of the practical issues with NNs for non-linear PDEs, such as long training times, poor scalability and expressivity.

Beyond academia, I am strongly interested in both the application and research of machine learning in the broad sense.

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Research

  1. Random Neural Network Expressivity for Non-Linear Partial Differential Equations
    With L. Gonon
    NeurIPS (2026)

  2. Microscopic derivation of a one-dimnesional lubrication model with rough repulsive forces
    With A. Lefebvre-Lepot, C. Perrin and E. Zatorska
    arXiv:2601.11999

  3. Hard congestion limit of the dissipative Aw-Rascle system with a polynomial offset function
    Journal of Mathematical Analysis and Applications 533.1 (2024)

  4. Duality solutions to the hard-congestion model for the dissipative Aw-Rascle system
    With N. Chaudhuri, C. Perrin, and E. Zatorska
    Communications in Partial Differential Equations (2024)

  5. Stability of partially congested travelling wave solutions for the extended Aw-Rascle system
    With É. Deléage
    Journal of Mathematical Fluid Mechanics (2024)

  6. Analysis of a Navier-Stokes Phase-Field Crystal Model
    With C. Cavaterra, M. Grasselli, and R. Voso
    Nonlinear Analysis: Real World Applications (2024)

Awards