1. pdc::complex.shapes
    Shape Signatures of Fish, Glasses, and Bottles
    matrix|100 x 14
  2. pdc::complex.shapes.raw
    Shape Signatures of Fish, Glasses, and Bottles
  3. pdc::star.shapes
    Shape Signatures of Stars
    matrix|100 x 8
  4. pdc::star.shapes.raw
    Shape Signatures of Stars
  5. semtree::lgcm
    Simulated Linear Latent Growth Curve Data