| Cal.recon | Calculating reconstruction error |
| Crossprod | Crossproduct of vectors |
| Dist.pt | The number of distinct points. |
| Earthquake | Earthquake |
| Expmap | Exponential map |
| ExtrinsicMean | Finding Extrinsic Mean |
| GenerateCircle | Generating circle on sphere |
| IntrinsicMean | Finding Intrinsic Mean |
| Kernel.Gaussian | Gaussian kernel function |
| Kernel.indicator | Indicator kernel function |
| Kernel.quartic | Quartic kernel function |
| Logmap | Logarithm map |
| LPG | Local principal geodesics |
| PGA | Principal geodesic analysis |
| PrincipalCircle | Principal circle on a sphere |
| Proj.Hauberg | Projecting the nearest point |
| Rotate | Rotating point on a sphere |
| Rotate.inv | Rotating point on a sphere |
| SPC | Spherical principal curves |
| SPC.Hauberg | principal curves by Hauberg on a sphere |
| Trans.Euclid | Transforming into Euclidean coordinate |
| Trans.sph | Transforming into spherical coordinate |