About: mean centering

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Attributes	Values
type	Class
label	mean centering
subClassOf	normalization data transformation nodeID://b665198985 nodeID://b665223282 nodeID://b665821804 nodeID://b665846101 nodeID://b665878316 nodeID://b665902613 nodeID://b665926910 nodeID://b665951207
described by	proxy:entity/http/purl.obolibrary.org/obo/obi.owl
term editor	Philippe Rocca-Serra Elisabetta Manduchi
example of usage	This can be used as a normalization method in expression microarray assays. For example, given a two-channel microarray assay, the log ratios of the two channels (M values) can be mean-centered.
definition	A mean centering is a data transformation that takes as input an n-dimensional (real) vector, performs a mean calculation on its components, and subtracts the resulting mean from each component of the input.
definition source	PERSON: Elisabetta Manduchi
alternative label	mean centring
editor preferred term	mean centering
has curation status	ready for release
is someValuesFrom of	nodeID://b665199306 nodeID://b665223603 nodeID://b665822125 nodeID://b665846422 nodeID://b665878637 nodeID://b665902934 nodeID://b665927231 nodeID://b665951528
is topic of	Ontology for Biomedical Investigations

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