ramanspy.analysis.decompose.NMF

class ramanspy.analysis.decompose.NMF(*, n_components, **kwargs)[source]

Non-negative matrix factorisation (NMF).

Data must be non-negative. If negative values are present, one can use ramanspy.preprocessing.normalise.MinMax to scale the data.

Parameters:

  • n_components (int) – The number of components.

  • **kwargs – Check original implementation for additional parameters.

Note

Implementation and documentation based on`scikit-learn <https://scikit-learn.org>`_.

__init__(*, n_components, **kwargs)[source]

Methods

__init__(*, n_components, **kwargs)

apply(raman_objects)

Applies the defined analysis method on the Raman spectroscopic objects provided.