fitNull {edge} | R Documentation

## Fitted data from the null model

### Description

Access the fitted data from the null model in an `deFit` object.

### Usage

    fitNull(object)

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

### Arguments

`object` | `S4 object`: `deFit`

### Value

`fitNull` returns a matrix of fitted values from null model.

### Author(s)

John Storey, Andrew Bass

### See Also

`fit_models`

### Examples

    # 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 fitted values from null model
    fitted_null <- fitNull(de_fit)

[Package edge version 2.18.0 Index]