Description Usage Arguments Value Author(s)

Accelerated hierarchical alternating least squares NMF. For a reference to the method, see N. Gillis, Nonnegative matrix factorization: complexity, algorithms and applications [Section 4.2, Algo. 6], PhD thesis, Université catholique de Louvain, February 2011.

1 |

`X` |
Input data matrix, each column represents one observation and the rows correspond to the different features |

`nmfMod` |
Valid NMF model, containing initialized factor matrices (in accordance with the NMF package definition) |

`alpha` |
Nonnegative parameter of the accelerated method |

`maxiter` |
Maximum number of iterations |

`checkDivergence` |
currently not in use, to be implemented |

Resulting NMF model (in accordance with the NMF package definition)

nsauwen

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