Project

Canon Medical/Royal Academy of Engineering Research Chair in Healthcare AI

In the UK alone, currently 7 million people live with cardiovascular disease and this number will increase as the population ages. Under-resourced and under-staffed healthcare systems are struggling with the rising caseload and the large volumes of information being generated. Currently, excitement in Artificial Intelligence (AI) for healthcare is high, because of its potential to help stem this information overload and reduce healthcare costs.

The AI paradigm fuelling this excitement heavily depends on well-curated training data and is largely seen as a black box. In contrast we will:

  1. learn from complex, multimodal, healthcare records with minimal supervision;
  2. focus on problems underpinning learning causal data representations optimised to provide a transparent base for the desired diagnoses and predictions. We will then translate these techniques to automated estimation of cardiac biomarkers, disease diagnosis, and most ambitiously, cardiac episode prediction, thus opening roads to preventive care.

News

Publications

IEEE Transactions on Medical Imaging

Learning to Segment From Scribbles Using Multi-Scale Adversarial Attention Gates

Gabriele Valvano, Andrea Leo, Sotirios A. Tsaftaris

Medical Image Analysis

Pseudo-healthy synthesis with pathology disentanglement and adversarial learning

Tian Xia, Agisilaos Chartsias, Sotirios A. Tsaftaris

arXiv

Diffusion Models for Causal Discovery via Topological Ordering

Pedro L. Sánchez, Xiao Liu, Alison Q. O’Neil, Sotirios A. Tsaftaris

2022 IEEE 19th International Symposium on Biomedical Imaging (ISBI)

Indication as Prior Knowledge for Multimodal Disease Classification in Chest Radiographs with Transformers

Grzegorz Jacenków, Alison Q. O’Neil, Sotirios A. Tsaftaris

2022 26th International Conference on Pattern Recognition (ICPR)

CTR: Contrastive Training Recognition Classifier for Few-Shot Open-World Recognition

Nikolaos Dionelis, Sotirios A. Tsaftaris, Mehrdad Yaghoobi

2022 Sensor Signal Processing for Defence Conference (SSPD)

OMASGAN: Out-of-distribution Minimum Anomaly Score GAN for Anomaly Detection

Nikolaos Dionelis, Sotirios A. Tsaftaris, Mehrdad Yaghoobi

Lecture notes in computer science

vMFNet: Compositionality Meets Domain-Generalised Segmentation

Xiao Liu, Spyridon Thermos, Pedro L. Sánchez, Alison Q. O’Neil, Sotirios A. Tsaftaris

Lecture notes in computer science

What is Healthy? Generative Counterfactual Diffusion for Lesion Localization

Pedro Sanchez, Antanas Kascenas, Xiao Liu, Alison Q. O’Neil, Sotirios A. Tsaftaris

Lecture notes in computer science

HSIC-InfoGAN: Learning Unsupervised Disentangled Representations by Maximising Approximated Mutual Information

Xiao Liu, Spyridon Thermos, Pedro Sanchez, Alison Q. O’Neil, Sotirios A. Tsaftaris

Lecture notes in computer science

Why Patient Data Cannot Be Easily Forgotten?

Ruolin Su, Xiao Liu, Sotirios A. Tsaftaris

Edinburgh Research Explorer (University of Edinburgh)

Diffusion Causal Models for Counterfactual Estimation

Pedro L. Sánchez, Sotirios A. Tsaftaris

Lecture notes in computer science

Semi-supervised Meta-learning with Disentanglement for Domain-Generalised Medical Image Segmentation

Xiao Liu, Spyridon Thermos, Alison Q. O’Neil, Sotirios A. Tsaftaris

Lecture notes in computer science

Controllable Cardiac Synthesis via Disentangled Anatomy Arithmetic

Spyridon Thermos, Xiao Liu, Alison Q. O’Neil, Sotirios A. Tsaftaris

Lecture notes in computer science

Have You Forgotten? A Method to Assess if Machine Learning Models Have Forgotten Data

Xiao Liu, Sotirios A. Tsaftaris

Proceedings of the British Machine Vision Conference 2021

Measuring the Biases and Effectiveness of Content-Style Disentanglement

Xiao Liu, Spyridon Thermos, Gabriele Valvano, Agisilaos Chartsias, Alison Q. O’Neil, Sotirios A. Tsaftaris

Lecture notes in computer science

INSIDE: Steering Spatial Attention with Non-imaging Information in CNNs

Grzegorz Jacenków, Alison Q. O’Neil, Brian Mohr, Sotirios A. Tsaftaris

Lecture notes in computer science

Disentangled Representations for Domain-Generalized Cardiac Segmentation

Xiao Liu, Spyridon Thermos, Agisilaos Chartsias, Alison Q. O’Neil, Sotirios A. Tsaftaris

Lecture notes in computer science

Max-Fusion U-Net for Multi-modal Pathology Segmentation with Attention and Dynamic Resampling

Haochuan Jiang, Chengjia Wang, Agisilaos Chartsias, Sotirios A. Tsaftaris

Lecture notes in computer science

Semi-supervised Pathology Segmentation with Disentangled Representations

Haochuan Jiang, Agisilaos Chartsias, Xinheng Zhang, Giorgos Papanastasiou, Scott Semple, Marc R. Dweck, David Semple, Rohan Dharmakumar, ...

Lecture notes in computer science

Consistent Brain Ageing Synthesis

Tian Xia, Agisilaos Chartsias, Sotirios A. Tsaftaris, for the Alzheimer’s Disease Neuroimaging Initiative

Multimodal cardiac segmentation using disentangled representations

Agisilaos Chartsias, Giorgos Papanastasiou, Chengjia Wang, Colin Stirrat, Scott Semple, David E. Newby, Rohan Dharmakumar, Sotirios A. Tsaftaris

MICCAI, DART: Domain Adaptation and Representation Transfer

Temporal Consistency Objectives Regularize the Learning of Disentangled Representations

G. Valvano, A. Chartsias, A. Leo, S.A. Tsaftaris

Conditioning Convolutional Segmentation Architectures with Non-Imaging Data

Grzegorz Jacenków, Agisilaos Chartsias, Brian Mohr, Sotirios A. Tsaftaris

People

Funding

Generously supported by Canon Medical Research Europe, the Royal Academy of Engineering and the School of Engineering.

The Royal Academy of EngineeringThe University of EdinburghCanon Medical Research Europe Ltd.
Affiliations
The University of Edinburgh CHAI AI Hub Canon Medical Research PhenomUK