mvpa2.featsel.base.FractionTailSelector¶

class mvpa2.featsel.base.FractionTailSelector(felements, **kwargs)¶

Given a sequence, provide Ids for a fraction of elements

Notes

Available conditional attributes:

(Conditional attributes enabled by default suffixed with +)

Attributes

`descr`	Description of the object if any
`felements`
`mode`

Methods

__call__(seq)

Parameters:

reset()

Parameters:

felements : float (0,1.0]

Fraction of elements to select/discard. Note: Even when 0.0 is specified at least one element will be selected.

enable_ca : None or list of str

Names of the conditional attributes which should be enabled in addition to the default ones

disable_ca : None or list of str

Names of the conditional attributes which should be disabled

tail : [‘lower’, ‘upper’]

Choose the tail to be processed.

sort : bool

Flag whether selected IDs will be sorted. Disable if not necessary to save some CPU cycles.

mode : {‘discard’, ‘select’}

Decides whether to select or to discard features.

descr : str

Description of the instance

Attributes

`descr`	Description of the object if any
`felements`
`mode`

Methods

__call__(seq)

Parameters:

reset()