1. ConfidenceEllipse::glass
    Glass Vessels Data
    csv| xlsx| json| ndjson| rda| rds
    spec_tbl_df|180 x 14
  2. HotellingEllipse::specData
    LIBS spectra of 100 soil samples
    csv| xlsx| json| ndjson| rda| rds
    data.table|100 x 3152