Evidence map›Paper›PMID 37093855›Full record

ArticlePLoS computational biology2023

Shape-driven deep neural networks for fast acquisition of aortic 3D pressure and velocity flow fields.

Endrit Pajaziti, Javier Montalt-Tordera, Claudio Capelli, Raphaël Sivera, Emilie Sauvage, Michael Quail, Silvia Schievano, Vivek Muthurangu

Abstract read
In one paragraph

Article in PLoS computational biology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Endrit PajazitiUniversity College London, Institution of Cardiovascular Science, London, United Kingdom.ORCID 0000-0003-1185-2973
Javier Montalt-TorderaUniversity College London, Institution of Cardiovascular Science, London, United Kingdom.
Claudio CapelliUniversity College London, Institution of Cardiovascular Science, London, United Kingdom.
Raphaël SiveraUniversity College London, Institution of Cardiovascular Science, London, United Kingdom.
Emilie SauvageUniversity College London, Institution of Cardiovascular Science, London, United Kingdom.
Michael QuailGreat Ormond Street Hospital, Cardiac Unit, London, United Kingdom.
Silvia SchievanoUniversity College London, Institution of Cardiovascular Science, London, United Kingdom.
Vivek MuthuranguUniversity College London, Institution of Cardiovascular Science, London, United Kingdom.

Funding

British Heart Foundation PG/16/99/32572British Heart Foundation PG/17/6/32797Medical Research Council MR/S032290/1
6 · The paper itself

Abstract

Computational fluid dynamics (CFD) can be used to simulate vascular haemodynamics and analyse potential treatment options. CFD has shown to be beneficial in improving patient outcomes. However, the implementation of CFD for routine clinical use is yet to be realised. Barriers for CFD include high computational resources, specialist experience needed for designing simulation set-ups, and long processing times. The aim of this study was to explore the use of machine learning (ML) to replicate conventional aortic CFD with automatic and fast regression models. Data used to train/test the model consisted of 3,000 CFD simulations performed on synthetically generated 3D aortic shapes. These subjects were generated from a statistical shape model (SSM) built on real patient-specific aortas (N = 67). Inference performed on 200 test shapes resulted in average errors of 6.01% ±3.12 SD and 3.99% ±0.93 SD for pressure and velocity, respectively. Our ML-based models performed CFD in ∼0.075 seconds (4,000x faster than the solver). This proof-of-concept study shows that results from conventional vascular CFD can be reproduced using ML at a much faster rate, in an automatic process, and with reasonable accuracy.

Indexed as

HemodynamicsModels, CardiovascularBlood Flow VelocityComputer SimulationHumansHydrodynamicsNeural Networks, Computer

Identifiers

PMID37093855
PMCPMC10159343

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.