Cited by 26Gene expression and cancer classificationArtificial Intelligence in HealthcareDementia and Cognitive Impairment Research

Stratifying patients using fast multiple kernel learning framework: case studies of Alzheimer’s disease and cancers

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Giang, Thanh-Trung, Nguyen, Thanh-Phuong, Tran, Dang-Hung·2020·BMC Medical Informatics and Decision Making

Abstract

BACKGROUND: Predictive patient stratification is greatly emerging, because it allows us to prospectively identify which patients will benefit from what interventions before their condition worsens. In the biomedical research, a number of stratification methods have been successfully applied and have assisted treatment process. Because of heterogeneity and complexity of medical data, it is very challenging to integrate them and make use of them in practical clinic. There are two major challenges of data integration. Firstly, since the biomedical data has a high number of dimensions, combining multiple data leads to the hard problem of vast dimensional space handling. The computation is enormously complex and time-consuming. Secondly, the disparity of different data types causes another critical problem in machine learning for biomedical data. It has a great need to develop an efficient machine learning framework to handle the challenges. METHODS: In this paper, we propose a fast-multiple kernel learning framework, referred to as fMKL-DR, that optimise equations to calculate matrix chain multiplication and reduce dimensions in data space. We applied our framework to two case studies, Alzheimer's disease (AD) patient stratification and cancer patient stratification. We performed several comparative evaluations on various biomedical datasets. RESULTS: In the case study of AD patients, we enhanced significantly the multiple-ROIs approach based on MRI image data. The method could successfully classify not only AD patients and non-AD patients but also different phases of AD patients with AUC close to 1. In the case study of cancer patients, the framework was applied to six types of cancers, i.e., glioblastoma multiforme cancer, ovarian cancer, lung cancer, breast cancer, kidney cancer, and liver cancer. We efficiently integrated gene expression, miRNA expression, and DNA methylation. The results showed that the classification model basing on integrated datasets was much more accurate than classification model basing on the single data type. CONCLUSIONS: The results demonstrated that the fMKL-DR remarkably improves computational cost and accuracy for both AD patient and cancer patient stratification. We optimised the data integration, dimension reduction, and kernel fusion. Our framework has great potential for mining large-scale cohort data and aiding personalised prevention.

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Authors
Giang, T.-T., Nguyen, T.-P., & Tran, D.-H.
Affiliations
  • Tay Bac University (VN)
  • University of Luxembourg (LU)
  • Hanoi National University of Education (VN)
Corresponding author
Nguyen, Thanh-Phuong
Venue
BMC Medical Informatics and Decision Making
Published
2020-06-16
Volume
20
Issue
1
Pages
108-108
ISSN
1472-6947 (ISSN-L)
OpenAlex
W3035016737
Cited by
26
References
34
Citations by year
2026: 2 · 2025: 2 · 2024: 6 · 2023: 6 · 2022: 6 · 2021: 3 · 2020: 1
FWCI
1.30
Type
journal article
Language
en
Open access
Locations
  • BMC Medical Informatics and Decision Making (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
  • Greater South Information System
Funders
Vietnam Ministry of Education and Training (. B2020-SPH-11)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Gene expression and cancer classification
  • Health Sciences › Health Professions › Health Information Management › Artificial Intelligence in Healthcare
  • Health Sciences › Medicine › Psychiatry and Mental health › Dementia and Cognitive Impairment Research
Keywords
patient stratification, multiple kernel learning, Alzheimer's disease, cancer classification, multimodal data integration, dimensionality reduction, gene expression, microRNA expression, DNA methylation, kernel fusion, personalized medicine
MeSH terms
Machine Learning, Alzheimer Disease, Humans, Magnetic Resonance Imaging, Neoplasms

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