Evidence map›Paper›PMID 37889118›Full record

ArticleBriefings in bioinformatics2023

Filter and Wrapper Stacking Ensemble (FWSE): a robust approach for reliable biomarker discovery in high-dimensional omics data.

Sugam Budhraja, Maryam Doborjeh, Balkaran Singh, Samuel Tan, Zohreh Doborjeh, Edmund Lai, Alexander Merkin, Jimmy Lee, Wilson Goh, Nikola Kasabov

Abstract read
In one paragraph

Article in Briefings in bioinformatics, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 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

10 authors.

Sugam BudhrajaKnowledge Engineering and Discovery Research Innovation (KEDRI), School of Engineering Computer and Mathematical Sciences, Auckland University of Technology, 55 Wellesley Street East, 1010 Auckland, New Zealand.ORCID 0000-0002-3647-8722
Maryam DoborjehKnowledge Engineering and Discovery Research Innovation (KEDRI), School of Engineering Computer and Mathematical Sciences, Auckland University of Technology, 55 Wellesley Street East, 1010 Auckland, New Zealand.ORCID 0000-0003-4953-0662
Balkaran SinghKnowledge Engineering and Discovery Research Innovation (KEDRI), School of Engineering Computer and Mathematical Sciences, Auckland University of Technology, 55 Wellesley Street East, 1010 Auckland, New Zealand.
Samuel TanLee Kong Chian School of Medicine, Nanyang Technological University, 50 Nanyang Ave, 639798, Singapore.
Zohreh DoborjehSchool of Population Health, The University of Auckland, Grafton, 1023,Auckland, New Zealand.ORCID 0000-0003-1431-8258
Edmund LaiKnowledge Engineering and Discovery Research Innovation (KEDRI), School of Engineering Computer and Mathematical Sciences, Auckland University of Technology, 55 Wellesley Street East, 1010 Auckland, New Zealand.ORCID 0000-0001-9159-3718
Alexander MerkinNational Institute for Stroke and Applied Neuroscience, Auckland University of Technology, 55 Wellesley Street East, 1010 Auckland, New Zealand.
Jimmy LeeLee Kong Chian School of Medicine, Nanyang Technological University, 50 Nanyang Ave, 639798, Singapore.ORCID 0000-0002-7724-7445
Wilson GohLee Kong Chian School of Medicine, Nanyang Technological University, 50 Nanyang Ave, 639798, Singapore.ORCID 0000-0003-3863-7501
Nikola KasabovKnowledge Engineering and Discovery Research Innovation (KEDRI), School of Engineering Computer and Mathematical Sciences, Auckland University of Technology, 55 Wellesley Street East, 1010 Auckland, New Zealand.ORCID 0000-0003-4433-7521

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Selecting informative features, such as accurate biomarkers for disease diagnosis, prognosis and response to treatment, is an essential task in the field of bioinformatics. Medical data often contain thousands of features and identifying potential biomarkers is challenging due to small number of samples in the data, method dependence and non-reproducibility. This paper proposes a novel ensemble feature selection method, named Filter and Wrapper Stacking Ensemble (FWSE), to identify reproducible biomarkers from high-dimensional omics data. In FWSE, filter feature selection methods are run on numerous subsets of the data to eliminate irrelevant features, and then wrapper feature selection methods are applied to rank the top features. The method was validated on four high-dimensional medical datasets related to mental illnesses and cancer. The results indicate that the features selected by FWSE are stable and statistically more significant than the ones obtained by existing methods while also demonstrating biological relevance. Furthermore, FWSE is a generic method, applicable to various high-dimensional datasets in the fields of machine intelligence and bioinformatics.

Indexed as

Mental DisordersNeoplasmsAlgorithmsArtificial IntelligenceBiomarkersHumansBiomarkersbiomarker discoveryensemble learningfeature selectiongenomicshigh-dimensional dataproteomics

Identifiers

PMID37889118
PMCPMC10605029

What OpenQuestion holds

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Registered trials

None linked

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.