resNull: Residuals of null model fit
In edge: Extraction of Differential Gene Expression

Description Usage Arguments Value Author(s) See Also Examples

Access the fitted null model residuals in an deFit object.

resNull(object)

## S4 method for signature 'deFit'
resNull(object)

object

S4 object: deFit

resNull returns a matrix of residuals from null model.

John Storey, Andrew Bass

fit_models

# import data
library(splines)
data(kidney)
age <- kidney$age
sex <- kidney$sex
kidexpr <- kidney$kidexpr
cov <- data.frame(sex = sex, age = age)

# create models
null_model <- ~sex
full_model <- ~sex + ns(age, df = 4)

# create deSet object from data
de_obj <- build_models(data = kidexpr, cov = cov, null.model = null_model,
full.model = full_model)

# run fit_models to get model fits
de_fit <- fit_models(de_obj)

# extract out the null residuals from the model fits
res_null <- resNull(de_fit)