nlpatl.sampling.uncertainty.least_confidence

class nlpatl.sampling.uncertainty.least_confidence.LeastConfidenceSampling(name='least_confidence_sampling')

Bases: nlpatl.sampling.sampling.Sampling

Sampling data points according to the least confidence. Pick the lowest

probabilies for the highest class. https://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.219.1846&rep=rep1&type=pdf

Parameters

name (str) – Name of this sampling

sample(data, num_sample)

Parameters

• x – Values of determine the sampling

• num_sample (int) – Total number of sample for labeling

• data (<MagicMock id='139640342666208'>) –

Returns

Tuple of target indices and sampling values

Return type

Tuple of numpy.ndarray, numpy.ndarray