Description Usage Arguments Value Note Author(s) References

This function can generate covariance matrix faster than the regular cov() function.

1 | ```
fastcov(X)
``` |

`X` |
input mxn data matrix |

Output nxn covariance matrix

The input data matrix has to be column scaled in advance.

Yi-Hui Zhou,

Computation of ancestry scores with mixed families and unrelated individuals. arXiv:1606.08416.

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