Search Results for author: Yael Balbastre

Found 8 papers, 6 papers with code

Factorisation-based Image Labelling

1 code implementation19 Nov 2021 Yu Yan, Yael Balbastre, Mikael Brudfors, John Ashburner

Segmentation of brain magnetic resonance images (MRI) into anatomical regions is a useful task in neuroimaging.

Brain Segmentation Segmentation

Model-based multi-parameter mapping

1 code implementation2 Feb 2021 Yael Balbastre, Mikael Brudfors, Michela Azzarito, Christian Lambert, Martina F. Callaghan, John Ashburner

Instead, we propose a probabilistic generative (forward) model of the entire dataset, which is formulated and inverted to jointly recover (log) parameter maps with a well-defined probabilistic interpretation (e. g., maximum likelihood or maximum a posteriori).

Denoising

Joint super-resolution and synthesis of 1 mm isotropic MP-RAGE volumes from clinical MRI exams with scans of different orientation, resolution and contrast

1 code implementation24 Dec 2020 Juan Eugenio Iglesias, Benjamin Billot, Yael Balbastre, Azadeh Tabari, John Conklin, Daniel C. Alexander, Polina Golland, Brian L. Edlow, Bruce Fischl

Most existing algorithms for automatic 3D morphometry of human brain MRI scans are designed for data with near-isotropic voxels at approximately 1 mm resolution, and frequently have contrast constraints as well - typically requiring T1 scans (e. g., MP-RAGE).

Image Registration Skull Stripping +1

A Tool for Super-Resolving Multimodal Clinical MRI

2 code implementations3 Sep 2019 Mikael Brudfors, Yael Balbastre, Parashkev Nachev, John Ashburner

The model-driven nature of the approach means that no type of training is needed for applicability to the diversity of MR contrasts present in a clinical context.

Empirical Bayesian Mixture Models for Medical Image Translation

no code implementations16 Aug 2019 Mikael Brudfors, John Ashburner, Parashkev Nachev, Yael Balbastre

Automatically generating one medical imaging modality from another is known as medical image translation, and has numerous interesting applications.

Translation

MRI Super-Resolution using Multi-Channel Total Variation

4 code implementations8 Oct 2018 Mikael Brudfors, Yael Balbastre, Parashkev Nachev, John Ashburner

This paper presents a generative model for super-resolution in routine clinical magnetic resonance images (MRI), of arbitrary orientation and contrast.

Brain Segmentation Super-Resolution

An Algorithm for Learning Shape and Appearance Models without Annotations

no code implementations27 Jul 2018 John Ashburner, Mikael Brudfors, Kevin Bronik, Yael Balbastre

This paper presents a framework for automatically learning shape and appearance models for medical (and certain other) images.

Image Registration Privacy Preserving

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