ontolearn.value_splitter

Value splitters.

Attributes

Values

Classes

AbstractValueSplitter	Abstract base class for split calculation of data properties.
BinningValueSplitter	Calculate a number of bins of equal size as splits.
Split
IndividualValues
EntropyValueSplitter	Calculate the splits depending on the entropy of the resulting sets.

Module Contents

ontolearn.value_splitter.Values

class ontolearn.value_splitter.AbstractValueSplitter(max_nr_splits: int)

Abstract base class for split calculation of data properties.

__slots__ = 'max_nr_splits'

max_nr_splits: int

abstract compute_splits_properties(reasoner: owlapy.abstracts.AbstractOWLReasoner, properties: List[owlapy.owl_property.OWLDataProperty]) → Dict[owlapy.owl_property.OWLDataProperty, List[owlapy.owl_literal.OWLLiteral]]

reset()

class ontolearn.value_splitter.BinningValueSplitter(max_nr_splits: int = 12)

Bases: AbstractValueSplitter

Calculate a number of bins of equal size as splits.

__slots__ = ()

compute_splits_properties(reasoner: owlapy.abstracts.AbstractOWLReasoner, properties: List[owlapy.owl_property.OWLDataProperty]) → Dict[owlapy.owl_property.OWLDataProperty, List[owlapy.owl_literal.OWLLiteral]]

class ontolearn.value_splitter.Split

pos: List[str]

neg: List[str]

entropy: float

used_properties: Set[str]

__eq__(other)

__lt__(other)

class ontolearn.value_splitter.IndividualValues

pos_map: Dict[str, Values]

neg_map: Dict[str, Values]

get_pos_values() → List[Values]

get_neg_values() → List[Values]

get_overlapping_with_split(split: Split) → IndividualValues

class ontolearn.value_splitter.EntropyValueSplitter(max_nr_splits: int = 2)

Bases: AbstractValueSplitter

Calculate the splits depending on the entropy of the resulting sets.

__slots__ = '_prop_to_values'

compute_splits_properties(reasoner: owlapy.abstracts.AbstractOWLReasoner, properties: List[owlapy.owl_property.OWLDataProperty], pos: Set[owlapy.owl_individual.OWLNamedIndividual] = None, neg: Set[owlapy.owl_individual.OWLNamedIndividual] = None) → Dict[owlapy.owl_property.OWLDataProperty, List[owlapy.owl_literal.OWLLiteral]]

reset()