Description Usage Arguments Value Author(s)
This function takes a gene set and conducts test for either over or under representation of some category using the Hypergeometric distribution.
The two differences when building the parameter classes are that a conditional test can be performed on the GO dag but not on PFAM categories and an ontology can be assigned to GO but not to PFAM.
1 2 3 4 | ppiBuildParams4GO(geneSet, universe, direction="over", annot="org.Sc.sgd",
ontology = "CC", cond=TRUE, pThresh = 0.01)
ppiBuildParams4PFAM(geneSet, universe, annot ="org.Sc.sgd",
direction = "over", pThresh=0.01)
|
geneSet |
A character vector of genes given by the gene locus name. |
universe |
The set of genes by which the geneSet is tested against for over/under representation. The genes are also given by the gene locus names. |
direction |
A character. This parameter can be either set to over or under when testing for GO categories. |
annot |
A character. The annotation package used. |
ontology |
A character: either CC, MF, or BP to describe the GO ontology. |
cond |
A logical. To test within the CO dag, a conditional hypergeometric test can be conducted. |
pThresh |
A numeric. A p-value threshold by which the null hypothesis is rejected. |
A object of class hyperGParams.
T Chiang
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