Evidence map›Paper›PMID 36611315›Full record

ArticleDiagnostics (Basel, Switzerland)2022

Brain Stroke Classification via Machine Learning Algorithms Trained with a Linearized Scattering Operator.

Valeria Mariano, Jorge A Tobon Vasquez, Mario R Casu, Francesca Vipiana

Abstract read
In one paragraph

Article in Diagnostics (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 1 pooled it
–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

9 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  5. Review
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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

4 authors.

Valeria MarianoDepartment of Electronics and Telecommunications, Politecnico di Torino, 10129 Torino, Italy.ORCID 0000-0003-1359-4912
Jorge A Tobon VasquezDepartment of Electronics and Telecommunications, Politecnico di Torino, 10129 Torino, Italy.ORCID 0000-0003-4726-5017
Mario R CasuDepartment of Electronics and Telecommunications, Politecnico di Torino, 10129 Torino, Italy.ORCID 0000-0002-1026-0178
Francesca VipianaDepartment of Electronics and Telecommunications, Politecnico di Torino, 10129 Torino, Italy.ORCID 0000-0002-0791-9269

Funding

European Union's Horizon 2020 764479
6 · The paper itself

Abstract

This paper proposes an efficient and fast method to create large datasets for machine learning algorithms applied to brain stroke classification via microwave imaging systems. The proposed method is based on the distorted Born approximation and linearization of the scattering operator, in order to minimize the time to generate the large datasets needed to train the machine learning algorithms. The method is then applied to a microwave imaging system, which consists of twenty-four antennas conformal to the upper part of the head, realized with a 3D anthropomorphic multi-tissue model. Each antenna acts as a transmitter and receiver, and the working frequency is 1 GHz. The data are elaborated with three machine learning algorithms: support vector machine, multilayer perceptron, and k-nearest neighbours, comparing their performance. All classifiers can identify the presence or absence of the stroke, the kind of stroke (haemorrhagic or ischemic), and its position within the brain. The trained algorithms were tested with datasets generated via full-wave simulations of the overall system, considering also slightly modified antennas and limiting the data acquisition to amplitude only. The obtained results are promising for a possible real-time brain stroke classification.

Indexed as

brain strokek-nearest neighboursmachine learning algorithmsmicrowave imagingmultilayer perceptronssupport vector machines

Identifiers

PMID36611315
PMCPMC9818173

What OpenQuestion holds

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Registered trials

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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.