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Batch Effect Confounding Leads to Strong Bias in Performance Estimates Obtained by Cross-Validation

BACKGROUND: With the large amount of biological data that is currently publicly available, many investigators combine multiple data sets to increase the sample size and potentially also the power of their analyses. However, technical differences (“batch effects”) as well as differences in sample com...

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Bibliografiska uppgifter
Huvudupphovsmän: Soneson, Charlotte, Gerster, Sarah, Delorenzi, Mauro
Materialtyp: Artigo
Språk:Inglês
Publicerad: Public Library of Science 2014
Ämnen:
Länkar:https://ncbi.nlm.nih.gov/pmc/articles/PMC4072626/
https://ncbi.nlm.nih.gov/pubmed/24967636
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1371/journal.pone.0100335
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