| apat | A + t(A) |
| bctsne | Calculate BC t-SNE by orthogonal gradient descent |
| calcPvals | Calculate t-SNE p-values based on a distance matrix |
| grad | Calculate t-SNE gradient |
| ols | Ordinary least squares, solves B = AX for X. |
| sqdist | Calculate squared Euclidean distance |
| ssx | Sum of squares |
| zeroMean | Subtract the column means from X |