Results 21 to 30 of about 2,115,238 (295)

CRIA: An Interactive Gene Selection Algorithm for Cancers Prediction Based on Copy Number Variations

open access: yesFrontiers in Plant Science, 2022
Genomic copy number variations (CNVs) are among the most important structural variations of genes found to be related to the risk of individual cancer and therefore they can be utilized to provide a clue to the research on the formation and progression ...
Qiang Wu, Dongxi Li
doaj   +1 more source

Comparative gene marker selection suite [PDF]

open access: yesBioinformatics, 2006
AbstractMotivation: An important step in analyzing expression profiles from microarray data is to identify genes that can discriminate between distinct classes of samples. Many statistical approaches for assigning significance values to genes have been developed. The Comparative Marker Selection suite consists of three modules that allow users to apply
Joshua, Gould   +4 more
openaire   +2 more sources

Template-driven gene selection procedure [PDF]

open access: yesIEE Proceedings - Systems Biology, 2006
The hierarchical clustering and statistical techniques usually used to analyse microarray data do not inherently represent the underlying biology. Herein, a hybrid approach involving characteristics of both supervised and unsupervised learning is presented.
N, Knowlton   +6 more
openaire   +2 more sources

Selecting Genes by Test Statistics [PDF]

open access: yesBioMed Research International, 2005
Gene selection is an important issue in analyzing multiclass microarray data. Among many proposed selection methods, the traditional ANOVA F test statistic has been employed to identify informative genes for both class prediction (classification) and discovery problems. However, the F test statistic assumes an equal variance. This assumption may not be
Chen, Dechang   +3 more
openaire   +2 more sources

Random forest for gene selection and microarray data classification [PDF]

open access: yes, 2011
A random forest method has been selected to perform both gene selection and classification of the microarray data. The goal of this research is to develop and improve the random forest gene selection method.
Moorthy, Kohbalan   +1 more
core   +2 more sources

Robustness of Random Forest-based gene selection methods [PDF]

open access: yes, 2013
Gene selection is an important part of microarray data analysis because it provides information that can lead to a better mechanistic understanding of an investigated phenomenon.
Kursa, Miron B.
core   +2 more sources

Genomic signatures of host-associated divergence and adaptation in a coral-eating snail, Coralliophila violacea (Kiener, 1836). [PDF]

open access: yes, 2020
The fluid nature of the ocean, combined with planktonic dispersal of marine larvae, lowers physical barriers to gene flow. However, divergence can still occur despite gene flow if strong selection acts on populations occupying different ecological niches.
Barber, Paul H   +4 more
core   +1 more source

Positive selection underlies Faster-Z evolution of gene expression in birds. [PDF]

open access: yes, 2015
The elevated rate of evolution for genes on sex chromosomes compared to autosomes (Fast-X or Fast-Z evolution) can result either from positive selection in the heterogametic sex, or from non-adaptive consequences of reduced relative effective population ...
Dean, R   +4 more
core   +1 more source

The Roles of Gene Duplication, Gene Conversion and Positive Selection in Rodent \u3ci\u3eEsp\u3c/i\u3e and \u3ci\u3eMup\u3c/i\u3e Pheromone Gene Families with Comparison to the \u3ci\u3eAbp\u3c/i\u3e Family [PDF]

open access: yes, 2012
Three proteinaceous pheromone families, the androgen-binding proteins (ABPs), the exocrine-gland secreting peptides (ESPs) and the major urinary proteins (MUPs) are encoded by large gene families in the genomes of Mus musculus and Rattus norvegicus.
Karn, Robert C., Laukaitis, Christina M.
core   +4 more sources

Selection, Gene Interaction, and Flexible Gene Networks [PDF]

open access: yesCold Spring Harbor Symposia on Quantitative Biology, 2009
Recent results from a variety of different kinds of experiments, mainly using behavior as an assay, and ranging from laboratory selection experiments to gene interaction studies, show that a much wider range of genes can affect phenotype than those identified as "core genes" in classical mutant screens.
openaire   +2 more sources

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