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Apply standard montage

Source: R/channels.R
applyMontage.Rd

Applies a standard electrode montage (e.g., 10-20 system).

Usage

applyMontage(x, system = c("10-20", "10-10", "10-5"))

Arguments

x

A PhysioExperiment object.

system

Montage system: "10-20", "10-10", or "10-5".

Value

Modified PhysioExperiment object with electrode positions.

References

Oostenveld R, Fries P, Maris E, Schoffelen JM (2011). "FieldTrip: Open source software for advanced analysis of MEG, EEG, and invasive electrophysiological data." Computational Intelligence and Neuroscience, 2011, 156869.

See also

setElectrodePositions for custom positions, getElectrodePositions for reading positions, channelNames for channel labels, setReference for reference electrode

Examples

pe <- PhysioExperiment(
  assays = list(raw = matrix(rnorm(400), nrow = 100, ncol = 4)),
  colData = S4Vectors::DataFrame(label = c("Fz", "Cz", "Pz", "Oz")),
  samplingRate = 100
)

# Apply 10-20 system positions
pe <- applyMontage(pe, "10-20")
getElectrodePositions(pe)
#>   channel x     y    z
#> 1      Fz 0  0.71 0.71
#> 2      Cz 0  0.00 1.00
#> 3      Pz 0 -0.71 0.71
#> 4      Oz 0 -1.00 0.00