Imbalanced mixed linear regression
We consider the problem of mixed linear regression (MLR), where each observed sample
belongs to one of $ K $ unknown linear models. In practical applications, the mixture of the …
belongs to one of $ K $ unknown linear models. In practical applications, the mixture of the …
Robust structured heterogeneity analysis approach for high‐dimensional data
Y Sun, Z Luo, X Fan - Statistics in Medicine, 2022 - Wiley Online Library
Revealing relationships between genes and disease phenotypes is a critical problem in
biomedical studies. This problem has been challenged by the heterogeneity of diseases …
biomedical studies. This problem has been challenged by the heterogeneity of diseases …
Generalized Matrix Local Low Rank Representation by Random Projection and Submatrix Propagation
Matrix low rank approximation is an effective method to reduce or eliminate the statistical
redundancy of its components. Compared with the traditional global low rank methods such …
redundancy of its components. Compared with the traditional global low rank methods such …
Global Convergence of Online Identification for Mixed Linear Regression
Y Liu, Z Liu, L Guo - arXiv preprint arXiv:2311.18506, 2023 - arxiv.org
Mixed linear regression (MLR) is a powerful model for characterizing nonlinear relationships
by utilizing a mixture of linear regression sub-models. The identification of MLR is a …
by utilizing a mixture of linear regression sub-models. The identification of MLR is a …
A comparative study of clustering methods on gene expression data for lung cancer prognosis
JZ Zhang, C Wang - BMC Research Notes, 2023 - Springer
Lung cancer subtyping based on gene expression data is important for identifying patient
subgroups with differing survival prognosis to facilitate customized treatment strategies for …
subgroups with differing survival prognosis to facilitate customized treatment strategies for …
SSMD: a semi-supervised approach for a robust cell type identification and deconvolution of mouse transcriptomics data
Deconvolution of mouse transcriptomic data is challenged by the fact that mouse models
carry various genetic and physiological perturbations, making it questionable to assume …
carry various genetic and physiological perturbations, making it questionable to assume …
RobMixReg: an R package for robust, flexible and high dimensional mixture regression
Motivation Mixture regression has been widely used as a statistical model to untangle the
latent subgroups of the sample population. Traditional mixture regression faces challenges …
latent subgroups of the sample population. Traditional mixture regression faces challenges …
[PDF][PDF] Rethink Boolean matrix factorization by bias-aware disentangled representation learning
Low rank representation of a matrix can reduce or eliminate the statistical redundancy
among its components, and enable a lower dimensional representation without significant …
among its components, and enable a lower dimensional representation without significant …
Improving the accuracy and internal consistency of regression-based clustering of high-dimensional datasets
B Zhang, J He, J Hu, P Chalise… - Statistical applications in …, 2023 - degruyter.com
Abstract Component-wise Sparse Mixture Regression (CSMR) is a recently proposed
regression-based clustering method that shows promise in detecting heterogeneous …
regression-based clustering method that shows promise in detecting heterogeneous …
on the stability and internal consistency of component-wise sparse mixture regression-based clustering
B Zhang, J He, J Hu, DC Koestler… - Briefings in …, 2022 - academic.oup.com
Understanding the relationship between molecular markers and a phenotype of interest is
often obfuscated by patient-level heterogeneity. To address this challenge, Chang et al …
often obfuscated by patient-level heterogeneity. To address this challenge, Chang et al …