Gebruikersprofielen voor Giorgos Papanastasiou

Giorgos Papanastasiou

Senior Manager, AI and Data Science, Pfizer
Geverifieerd e-mailadres voor pfizer.com
Geciteerd door 1293

Disentangled representation learning in cardiac image analysis

A Chartsias, T Joyce, G Papanastasiou, S Semple… - Medical image …, 2019 - Elsevier
Typically, a medical image offers spatial information on the anatomy (and pathology)
modulated by imaging specific characteristics. Many imaging modalities including Magnetic …

Bone marrow adipose tissue is a unique adipose subtype with distinct roles in glucose homeostasis

…, D Mattiucci, EL Scheller, G Papanastasiou… - Nature …, 2020 - nature.com
Bone marrow adipose tissue (BMAT) comprises >10% of total adipose mass, yet unlike white
or brown adipose tissues (WAT or BAT) its metabolic functions remain unclear. Herein, we …

[HTML][HTML] DiCyc: GAN-based deformation invariant cross-domain information fusion for medical image synthesis

C Wang, G Yang, G Papanastasiou, SA Tsaftaris… - Information …, 2021 - Elsevier
Cycle-consistent generative adversarial network (CycleGAN) has been widely used for cross-domain
medical image synthesis tasks particularly due to its ability to deal with unpaired …

SaliencyGAN: Deep learning semisupervised salient object detection in the fog of IoT

…, S Dong, X Zhao, G Papanastasiou… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
In modern Internet of Things (IoT), visual analysis and predictions are often performed by deep
learning models. Salient object detection (SOD) is a fundamental preprocessing for these …

Factorised spatial representation learning: Application in semi-supervised myocardial segmentation

A Chartsias, T Joyce, G Papanastasiou… - … Image Computing and …, 2018 - Springer
The success and generalisation of deep learning algorithms heavily depend on learning
good feature representations. In medical imaging this entails representing anatomical …

Disentangle, align and fuse for multimodal and semi-supervised image segmentation

A Chartsias, G Papanastasiou, C Wang… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
Magnetic resonance (MR) protocols rely on several sequences to assess pathology and
organ status properly. Despite advances in image analysis, we tend to treat each sequence, …

Peripheral retinal imaging biomarkers for Alzheimer's disease: a pilot study

…, E Flynn, E Pellegrini, G Papanastasiou… - Ophthalmic …, 2018 - karger.com
Purpose: To examine whether ultra-widefield (UWF) retinal imaging can identify biomarkers
for Alzheimer’s disease (AD) and its progression. Methods: Images were taken using a UWF …

Industrial cyber-physical systems-based cloud IoT edge for federated heterogeneous distillation

C Wang, G Yang, G Papanastasiou… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Deep convoloutional networks have been widely deployed in modern cyber-physical systems
performing different visual classification tasks. As the fog and edge devices have different …

Is attention all you need in medical image analysis? A review.

G Papanastasiou, N Dikaios, J Huang… - IEEE Journal of …, 2023 - ieeexplore.ieee.org
Medical imaging is a key component in clinical diagnosis, treatment planning and clinical
trial design, accounting for almost 90% of all healthcare data. CNNs achieved performance …

Bimetallic gold-platinum nanoparticles as a drug delivery system coated with a new drug to target glioblastoma

…, E Sakellis, N Boukos, G Papanastasiou… - Colloids and Surfaces B …, 2022 - Elsevier
A drug delivery nanosystem of noble bimetallic nanoparticles (NPs) which consists of Au
NPs capped with Pt NPs (Au@Pt NPs) is constructed and functionalised with a quinazoline …