Evidence map›Paper›PMID 34383739›Full record

ArticlePLoS computational biology2021

Evaluation and comparison of multi-omics data integration methods for cancer subtyping.

Ran Duan, Lin Gao, Yong Gao, Yuxuan Hu, Han Xu, Mingfeng Huang, Kuo Song, Hongda Wang, Yongqiang Dong, Chaoqun Jiang and 2 more

Abstract readComparative StudyEvaluation Study
In one paragraph

Article in PLoS computational biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
54citing 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

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

  1. Pooled it
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  7. Integrating multi-omics data: Methods and applications in human complex diseases.Biotechnology reports (Amsterdam, Netherlands) · 2025
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  16. EMitool: Explainable Multi-Omics Integration for Disease Subtyping.International journal of molecular sciences · 2025
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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

12 authors.

Ran DuanSchool of Computer Science and Technology, Xidian University, Xi'an, China.ORCID 0000-0003-2927-3857
Lin GaoSchool of Computer Science and Technology, Xidian University, Xi'an, China.ORCID 0000-0001-6396-0787
Yong GaoDepartment of Computer Science, The University of British Columbia Okanagan, Kelowna, British Columbia, Canada.
Yuxuan HuSchool of Computer Science and Technology, Xidian University, Xi'an, China.
Han XuSchool of Computer Science and Technology, Xidian University, Xi'an, China.ORCID 0000-0003-2932-9646
Mingfeng HuangSchool of Computer Science and Technology, Xidian University, Xi'an, China.ORCID 0000-0001-8576-2001
Kuo SongSchool of Computer Science and Technology, Xidian University, Xi'an, China.
Hongda WangSchool of Computer Science and Technology, Xidian University, Xi'an, China.
Yongqiang DongSchool of Computer Science and Technology, Xidian University, Xi'an, China.
Chaoqun JiangSchool of Computer Science and Technology, Xidian University, Xi'an, China.
Chenxing ZhangSchool of Computer Science and Technology, Xidian University, Xi'an, China.
Songwei JiaSchool of Computer Science and Technology, Xidian University, Xi'an, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Computational integrative analysis has become a significant approach in the data-driven exploration of biological problems. Many integration methods for cancer subtyping have been proposed, but evaluating these methods has become a complicated problem due to the lack of gold standards. Moreover, questions of practical importance remain to be addressed regarding the impact of selecting appropriate data types and combinations on the performance of integrative studies. Here, we constructed three classes of benchmarking datasets of nine cancers in TCGA by considering all the eleven combinations of four multi-omics data types. Using these datasets, we conducted a comprehensive evaluation of ten representative integration methods for cancer subtyping in terms of accuracy measured by combining both clustering accuracy and clinical significance, robustness, and computational efficiency. We subsequently investigated the influence of different omics data on cancer subtyping and the effectiveness of their combinations. Refuting the widely held intuition that incorporating more types of omics data always produces better results, our analyses showed that there are situations where integrating more omics data negatively impacts the performance of integration methods. Our analyses also suggested several effective combinations for most cancers under our studies, which may be of particular interest to researchers in omics data analysis.

Indexed as

AlgorithmsBiomarkers, TumorComputational BiologyDatabases, GeneticData Interpretation, StatisticalDeep LearningFemaleGenomicsHumansMaleNeoplasmsUnsupervised Machine LearningBiomarkers, Tumor

Identifiers

PMID34383739
PMCPMC8384175

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.