High-dimensional integrative copula discriminant analysis for multiomics data.
High-dimensional integrative copula discriminant analysis for multiomics data.
复制标题
多组学数据的高维综合 copula 判别分析
DOI:
10.1002/sim.8758
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发表时间:
2020-12-30
影响因子:
2
通讯作者:
Liu L
中科院分区:
文献类型:
--
作者:
He Y;Chen H;Sun H;Ji J;Shi Y;Zhang X;Liu L
Multiomics or integrative omics data have been increasingly common in biomedical studies, holding a promise in better understanding human health and disease. In this article, we propose an integrative copula discrimination analysis classifier in the context of two-class classification, which relaxes the common Gaussian assumption and gains power by borrowing information from multiple omics data types in discriminant analysis. Numerical studies are conducted to assess the finite sample performance of the new classifier. We apply our model to the Religious Orders Study and Memory and Aging Project (ROSMAP) Study, integrating gene expression and DNA methylation data for better prediction.
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