Description Usage Arguments Value

View source: R/merge_by_partition.R

Merge matrix rows/columns according to a partition of row indices

1 2 3 4 5 6 7 | ```
merge_by_partition(
m,
partition,
agg = Matrix::colSums,
n_cpu = 1,
check = FALSE
)
``` |

`m` |
A matrix |

`partition` |
A list of integer vectors, which makes a full partition of the rows of |

`agg` |
Function. The function that will be called to merge the rows. Must return a matrix with the same number of columns and as many rows as needed. Default is |

`n_cpu` |
Integer. Number of cores to be used for the calculation, passed to the parameter |

`check` |
Logical. Should the function check if the provided partition is valid? Default is |

A new matrix with less (or more?) rows, depending on the aggregation function.

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