Description Usage Arguments Value Author(s) See Also

An internal function called by `mbpca`

.

1 | ```
nipalsSoftK(x, maxiter, k)
``` |

`x` |
The input matrix, rows are observations, columns are variables |

`maxiter` |
# of maximum interation the algorithm can run |

`k` |
The number (>=1) or proportion (<1) of variables want to keep. It could be a single value or a vector has the same length as x so the sparsity of individual matrix could be different. |

an `list`

object contains the following elements:

`tb`

- the block scores

`pb`

- the block loadings

`t`

- the global scores

`w`

- the wegihts of block scores to construct the global score.

Chen Meng

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