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ontologySimilarity (version 1.0)

get_stratified_sim_p: Get stratified similarity p-value

Description

Get stratified similarity p-value

Usage

get_stratified_sim_p(sym_sim_mat, row_strata_factor = factor(rep(1, nrow(sym_sim_mat))), case_group, min_its = 1000, max_its = 1e+06, signif = 0.05, log_dismiss = -15, subgroup_size = NULL)

Arguments

sym_sim_mat
Symmetric numeric similarity matrix
row_strata_factor
Factor of strata to which the rows of the similarity matrix belong
case_group
Character or integer vector of cases specifying rownames/indices of cases for which to calculate a similarity p-value.
min_its
Minimum number of simulated group similarities to calculate
max_its
Maximum number of simulated group similarities to calculate
signif
Threshold p-value of statistical significance
log_dismiss
Threshold of log probability, below which to trigger return of current estimated p-value
subgroup_size
Calculate significance of similarity of most similar subgroup within case_group. Set to NULL to use the whole group (default).

Value

Numeric p-value of similarity computed from null distribution (group similarity of all groups containing the same number of cases from each strata)