DeepProg: an ensemble of deep-learning and machine-learning models for prognosis prediction using multi-omics data.

Journal: Genome medicine
PMID:

Abstract

Multi-omics data are good resources for prognosis and survival prediction; however, these are difficult to integrate computationally. We introduce DeepProg, a novel ensemble framework of deep-learning and machine-learning approaches that robustly predicts patient survival subtypes using multi-omics data. It identifies two optimal survival subtypes in most cancers and yields significantly better risk-stratification than other multi-omics integration methods. DeepProg is highly predictive, exemplified by two liver cancer (C-index 0.73-0.80) and five breast cancer datasets (C-index 0.68-0.73). Pan-cancer analysis associates common genomic signatures in poor survival subtypes with extracellular matrix modeling, immune deregulation, and mitosis processes. DeepProg is freely available at https://github.com/lanagarmire/DeepProg.

Authors

  • Olivier B Poirion
    Epidemiology Program, University of Hawaii Cancer Center, Honolulu, Hawaii.
  • Zheng Jing
    Current address: Department of Computational Medicine and Bioinformatics, University of Michigan, Ann Arbor, MI, 48105, USA.
  • Kumardeep Chaudhary
  • Sijia Huang
    University of Hawaii Cancer Center, Honolulu, HI, 96813, USA.
  • Lana X Garmire
    Epidemiology Program, University of Hawaii Cancer Center, Honolulu, Hawaii. lgarmire@cc.hawaii.edu.