Results 21 to 30 of about 3,867 (213)

Unsupervised learning for medical data: A review of probabilistic factorization methods

open access: yesStatistics in Medicine, Volume 42, Issue 30, Page 5541-5554, 30 December 2023., 2023
We review popular unsupervised learning methods for the analysis of high‐dimensional data encountered in, for example, genomics, medical imaging, cohort studies, and biobanks. We show that four commonly used methods, principal component analysis, K‐means clustering, nonnegative matrix factorization, and latent Dirichlet allocation, can be written as ...
Dorien Neijzen, Gerton Lunter
wiley   +1 more source

Profile likelihood biclustering

open access: yesElectronic Journal of Statistics, 2020
Biclustering, the process of simultaneously clustering the rows and columns of a data matrix, is a popular and effective tool for finding structure in a high-dimensional dataset. Many biclustering procedures appear to work well in practice, but most do not have associated consistency guarantees.
Flynn, Cheryl, Perry, Patrick
openaire   +3 more sources

namitaML/RelDenClu-Non-linear-feature-relation-based-biclustering: RelDenClu Feature dependence based biclustering

open access: yes, 2022
RelDenClu is a non-linear feature dependence-based biclustering method.
namitaML
core   +1 more source

A visual analytics approach for understanding biclustering results from microarray data

open access: yesBMC Bioinformatics, 2008
Background Microarray analysis is an important area of bioinformatics. In the last few years, biclustering has become one of the most popular methods for classifying data from microarrays.
Quintales Luis   +2 more
doaj   +1 more source

A Bayesian hierarchical hidden Markov model for clustering and gene selection: Application to kidney cancer gene expression data. [PDF]

open access: yesBiom J
Abstract We introduce a Bayesian approach for biclustering that accounts for the prior functional dependence between genes using hidden Markov models (HMMs). We utilize biological knowledge gathered from gene ontologies and the hidden Markov structure to capture the potential coexpression of neighboring genes.
Chekouo T, Mukherjee H.
europepmc   +2 more sources

Bayesian Biclustering on Discrete Data: Variable Selection Methods [PDF]

open access: yes, 2013
Biclustering is a technique for clustering rows and columns of a data matrix simultaneously. Over the past few years, we have seen its applications in biology-related fields, as well as in many data mining projects.
Guo, Lei, Lei Guo
core   +5 more sources

Implementation of BiClusO and its comparison with other biclustering algorithms

open access: yesApplied Network Science, 2019
This paper describes the implementation of biclustering algorithm BiClusO using graphical user interface and different parameters to generate overlapping biclusters from a binary sparse matrix.
Mohammad Bozlul Karim   +2 more
doaj   +1 more source

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