Get number of modalities

Get number of modalities

Usage

nModalities(x)

# S4 method for class 'MultiPhysioExperiment'
nModalities(x)

Arguments

x

A MultiPhysioExperiment object.

Value

Integer scalar: the number of modalities stored in the object.

See also

modalities(), experiments()

Examples

eeg_data <- matrix(rnorm(500 * 2), nrow = 500, ncol = 2)
pe_eeg <- PhysioExperiment(
  assays = list(raw = eeg_data),
  samplingRate = 250
)
mpe <- MultiPhysioExperiment(EEG = pe_eeg)
nModalities(mpe)
#> [1] 1