Benjamin Walker

MSc

Pronouns

He / Him

Status

Postgraduate Student

+44 1865 615161

Contact form

https://scholar.google.com/citations?user=VXkZ_h4AAAAJ&hl=en

ORCID iD

https://orcid.org/0000-0002-9574-973X

Research groups

Stochastic Analysis

Address

Mathematical Institute
University of Oxford
Andrew Wiles Building
Radcliffe Observatory Quarter
Woodstock Road
Oxford
OX2 6GG

Major / recent publications

Log Neural Controlled Differential Equations: The Lie Brackets Make a Difference
B Walker, AD McLeod, T Qin, Y Cheng, H Li, T Lyons - International Conference on Machine Learning, 2024

Theoretical Foundations of Deep Selective State-Space Models
NM Cirone, A Orvieto, B Walker, C Salvi, T Lyons - Conference on Neural Information Processing Systems, 2024

ScoEHR: Generating Synthetic Electronic Health Records using Continuous-time Diffusion Models
AA Naseer, B Walker, C Landon, A Ambrosy, M Fudim, N Wysham, B Toro - Machine Learning for Healthare, 2023

Dual Bayesian ResNet: A Deep Learning Approach to Heart Murmur Detection
B Walker, F Krones, I Kiskin, G Parsons, T Lyons - Computing in Cardiology, 2022

Prizes, awards, and scholarships

George B. Moody Physionet Challenge 2024 - 1^st Place

Research interests

Rough path theory, neural differential equations, and generative modelling.

Teaching

Lectureship in Applied Mathematics, Balliol College

Continuous Optimisation Tutor and Teaching Assistant

Introduction to Matlab for the MSc in Mathematical Modelling and Scientific Computing