List sessions for a subject in BIDS dataset

Usage

listBIDSSessions(bids_root, subject)

Arguments

bids_root: Path to the BIDS dataset root.
subject: Subject identifier (without 'sub-' prefix).

Value

Character vector of session IDs (without 'ses-' prefix).

References

Gorgolewski KJ, et al. (2016). "The brain imaging data structure, a format for organizing and describing outputs of neuroimaging experiments." Scientific Data, 3, 160044. doi:10.1038/sdata.2016.44

Examples

# Write a BIDS dataset with a session, then list sessions for the subject
pe <- PhysioExperiment(
  assays = list(raw = matrix(rnorm(400), nrow = 100, ncol = 4)),
  colData = S4Vectors::DataFrame(label = c("Fz", "Cz", "Pz", "Oz")),
  samplingRate = 100
)
bids_root <- file.path(tempdir(), "bids-session-demo")
writeBIDS(pe, bids_root, subject = "01", session = "baseline", task = "rest")

listBIDSSessions(bids_root, subject = "01")
#> [1] "baseline"
unlink(bids_root, recursive = TRUE)