Neuroimaging

Computational Neuroimaging

Reading the brain and its tumours from images alone.

Overview

We analyse MRI, PET and spectroscopic data to segment, classify and grade brain tumours, and to read radiogenomic and molecular signatures non-invasively, including the spectrobiopsy concept we pioneered in Australia.

Computational Neuroimaging is where the lab turns clinical scans into quantitative, decision-ready information. We develop and validate methods that analyse MRI, PET and spectroscopic data to segment, classify and grade brain tumours, and increasingly to read molecular and genetic signatures directly from imaging, non-invasively, before a scalpel is ever involved. A central thread of our work is radiomics and radiogenomics: extracting high-dimensional quantitative features from routine scans and linking them to underlying tumour biology, so that imaging can predict molecular subtype, aggressiveness and likely treatment response. Building on this, the lab pioneered the spectrobiopsy concept in Australia, the idea that spectroscopic imaging can act as a virtual biopsy, characterising tissue at the molecular level without surgical sampling. Underpinning all of this is a commitment to methods that are robust, reproducible and clinically translatable. We build standardised acquisition and analysis pipelines, deep-learning models for segmentation and grading, and validation across multi-institutional cohorts, so that what works in a paper has a path to working at the bedside.

Methods

Techniques & approaches

The computational methods that underpin this research area

Radiomics

Radiomics and radiogenomics, Tumour segmentation and grading, MRI/PET/spectroscopic analysis, Spectrobiopsy (virtual biopsy), Deep learning for neuro-oncology imaging, Multi-institutional validation

Publications

Selected publications in this area

Preprint

2024

Towards a Multimodal MRI-Based Foundation Model for Multi-Level Feature Exploration in Segmentation, Molecular Subtyping, and Grading of Glioma

Farahani, S., Hejazi, M., Di Ieva, A., Fatemizadeh, E. and Liu, S.

arXiv

Journal article

2024

Brain Volumetric and Fractal Analysis of Synthetic MRI: a comparative study with conventional 3D T1-weighted images

Liu S., Meng T., Russo C., Di Ieva A., Berkovsky S., Peng L., Dou W., Qian L.

European Journal of Radiology

Book chapter

2024

Impact of Spherical Coordinates Transformation Pre-processing in Deep Convolution Neural Networks for Brain Tumor Segmentation and Survival Prediction

Russo C., Liu S., Ieva A.D.

Brainlesion: Glioma, Multiple Sclerosis, Stroke and Traumatic Brain Injuries

Journal article

2024

Use of deep learning in the MRI diagnosis of Chiari malformation type I

Tanaka K.W., Russo C., Liu S., Stoodley M.A., Di Ieva A.

Neuroradiology

Funding

Selected funding in this area

Grants supporting our computational neuroimaging research programme

NHMRC

AI in brain tumour imaging: towards augmented diagnostics

$1,556,663 (+$311,332 MQ)

Ideas Grant

Australian Research Council

In search of relevant things: a novel approach for image analysis

$1,015,000

Future Fellowship

Tour de Cure

RAGE radiogenomics in paediatric tumours

$100,000

Research Grant

Macquarie University

Computational modelling & AI in brain tumour neuroimaging

$20,000

Safety Net Scheme

Browse publications.

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