Convert fmri_study_dataset to a tibble or lazy matrix
Source:R/study_dataset_access.R
as_tibble.fmri_study_dataset.RdPrimary data access method for study-level datasets. By default this
returns a lazy matrix (typically a delarr object) with row-wise
metadata attached. When
materialise = TRUE, the data matrix is materialised and returned as
a tibble with metadata columns prepended.