Evidence map›Paper›PMID 35212766›Full record

ArticleGenetics2022

Extend mixed models to multilayer neural networks for genomic prediction including intermediate omics data.

Tianjing Zhao, Jian Zeng, Hao Cheng

Abstract read
In one paragraph

Article in Genetics, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

23 citing papers in PubMed.

  1. Article
  2. Prediction of disease resilience of pigs using multi-omics data.Journal of animal science and biotechnology · 2026
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  4. Integration of proxy intermediate omics traits into a nonlinear two-step model for accurate phenotypic prediction.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2026
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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

3 authors.

Tianjing ZhaoDepartment of Animal Science, University of California Davis, Davis, CA 95616, USA.ORCID 0000-0002-1239-5957
Jian ZengInstitute for Molecular Bioscience, The University of Queensland, Brisbane, QLD 4072, Australia.ORCID 0000-0001-8801-5220
Hao ChengDepartment of Animal Science, University of California Davis, Davis, CA 95616, USA.ORCID 0000-0001-5146-7231

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

With the growing amount and diversity of intermediate omics data complementary to genomics (e.g. DNA methylation, gene expression, and protein abundance), there is a need to develop methods to incorporate intermediate omics data into conventional genomic evaluation. The omics data help decode the multiple layers of regulation from genotypes to phenotypes, thus forms a connected multilayer network naturally. We developed a new method named NN-MM to model the multiple layers of regulation from genotypes to intermediate omics features, then to phenotypes, by extending conventional linear mixed models ("MM") to multilayer artificial neural networks ("NN"). NN-MM incorporates intermediate omics features by adding middle layers between genotypes and phenotypes. Linear mixed models (e.g. pedigree-based BLUP, GBLUP, Bayesian Alphabet, single-step GBLUP, or single-step Bayesian Alphabet) can be used to sample marker effects or genetic values on intermediate omics features, and activation functions in neural networks are used to capture the nonlinear relationships between intermediate omics features and phenotypes. NN-MM had significantly better prediction performance than the recently proposed single-step approach for genomic prediction with intermediate omics data. Compared to the single-step approach, NN-MM can handle various patterns of missing omics measures and allows nonlinear relationships between intermediate omics features and phenotypes. NN-MM has been implemented in an open-source package called "JWAS".

Indexed as

Models, GeneticPolymorphism, Single NucleotideBayes TheoremGenomicsGenotypeNeural Networks, ComputerGenomic PredictionGenPredmixed modelmulti-omicsneural networksShared Data Resource

Identifiers

PMID35212766
PMCPMC9071534

What Socratic holds

Textmetadata
Read underepoch 390

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 Socratic graph.