event_basis | R Documentation |
This function generates an event set object from a given basis object of type ParametricBasis
.
It is useful for creating event sequences based on basis functions for fMRI data analyses.
event_basis(
basis,
onsets,
blockids = 1,
durations = NULL,
subset = rep(TRUE, length(onsets))
)
basis |
A ParametricBasis object containing the basis functions |
onsets |
A numeric vector of onsets for each event in the sequence |
blockids |
A numeric vector of block identifiers for each event in the sequence (default: 1) |
durations |
A numeric vector of durations for each event in the sequence (default: NULL) |
subset |
A logical vector indicating a subset of the basis object to use (default: TRUE for all elements) |
An object representing the event set based on the basis functions, with class "event_basis" and "event_seq"
# Create a ParametricBasis object
basis <- ParametricBasis("Gamma", shape = 6, rate = 0.9)
onsets <- seq(0, 20, length.out = 21)
blockids <- rep(1, length(onsets))
# Generate an event_basis object
ebasis <- event_basis(basis, onsets, blockids)
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