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mvpa.mappers.svd

Data mapper

The comprehensive API documentation for this module, including all technical details, is available in the Epydoc-generated API reference for mvpa.mappers.svd (for developers).

SVDMapper

class mvpa.mappers.svd.SVDMapper(**kwargs)

Bases: mvpa.mappers.base.ProjectionMapper

Mapper to project data onto SVD components estimated from some dataset.

Initialize the SVDMapper

Parameters:
  • **kwargs – All keyword arguments are passed to the ProjectionMapper constructor. Note, that for the ‘selector’ argument this class also supports passing a ElementSelector instance, which will be used to determine the to be selected features, based on the singular values of each component.
selectOut(outIds)
Choose a subset of SVD components (and remove all others).
sv
Singular values

See also

Derived classes might provide additional methods via their base classes. Please refer to the list of base classes (if it exists) at the begining of the SVDMapper documentation.

Full API documentation of SVDMapper in module mvpa.mappers.svd.