relation_aware
BaseSimpleRelationalBlocker
Bases: Blocker
Uses one blocking strategy on entity attribute values and concatenation of neighboring values.
Source code in klinker/blockers/relation_aware.py
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assign(left, right, left_rel=None, right_rel=None)
Assign entity ids to blocks.
Will concat all entity attribute information and neighboring info before proceeding.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
left |
KlinkerFrame
|
KlinkerFrame: Contains entity attribute information of left dataset. |
required |
right |
KlinkerFrame
|
KlinkerFrame: Contains entity attribute information of right dataset. |
required |
left_rel |
Optional[KlinkerFrame]
|
Optional[KlinkerFrame]: (Default value = None) Contains relational information of left dataset. |
None
|
right_rel |
Optional[KlinkerFrame]
|
Optional[KlinkerFrame]: (Default value = None) Contains relational information of left dataset. |
None
|
Returns:
Name | Type | Description |
---|---|---|
KlinkerBlockManager |
KlinkerBlockManager
|
instance holding the resulting blocks. |
Source code in klinker/blockers/relation_aware.py
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concat_relational_info(left, right, left_rel, right_rel)
Concatenate neighbor entity attribute values with own.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
left |
KlinkerFrame
|
KlinkerFrame: Frame with attribute info of left dataset. |
required |
right |
KlinkerFrame
|
KlinkerFrame: Frame with attribute info of right dataset. |
required |
left_rel |
KlinkerFrame
|
KlinkerFrame: Relation triples of left dataset. |
required |
right_rel |
KlinkerFrame
|
KlinkerFrame: Relation triples of right dataset. |
required |
Returns:
Type | Description |
---|---|
Tuple[SeriesType, SeriesType]
|
(left_conc, right_conc) Concatenated entity attribute values for left and right |
Source code in klinker/blockers/relation_aware.py
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RelationalBlocker
Bases: Blocker
Uses seperate blocker for entity attribute values and concatenation of neighboring entity attribute values.
Source code in klinker/blockers/relation_aware.py
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assign(left, right, left_rel=None, right_rel=None)
Assign entity ids to blocks.
Will concat all entity attribute information before proceeding.
Then uses _attribute_blocker
for entity attribute values and
_relation_blocker
for concatenated neighboring entity attribute values.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
left |
KlinkerFrame
|
KlinkerFrame: Contains entity attribute information of left dataset. |
required |
right |
KlinkerFrame
|
KlinkerFrame: Contains entity attribute information of right dataset. |
required |
left_rel |
Optional[KlinkerFrame]
|
Optional[KlinkerFrame]: (Default value = None) Contains relational information of left dataset. |
None
|
right_rel |
Optional[KlinkerFrame]
|
Optional[KlinkerFrame]: (Default value = None) Contains relational information of left dataset. |
None
|
Returns:
Name | Type | Description |
---|---|---|
KlinkerBlockManager |
KlinkerBlockManager
|
instance holding the resulting blocks. |
Source code in klinker/blockers/relation_aware.py
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RelationalDeepBlocker
Bases: RelationalBlocker
Seperate DeepBlocker strategy on concatenation of entity attribute values and neighboring values.
Examples:
>>> # doctest: +SKIP
>>> from sylloge import MovieGraphBenchmark
>>> from klinker.data import KlinkerDataset
>>> ds = KlinkerDataset.from_sylloge(MovieGraphBenchmark(),clean=True)
>>> from klinker.blockers import RelationalDeepBlocker
>>> blocker = RelationalDeepBlocker(attr_frame_encoder="autoencoder", rel_frame_encoder="autoencoder")
>>> blocks = blocker.assign(left=ds.left, right=ds.right, left_rel=ds.left_rel, right_rel=ds.right_rel)
Source code in klinker/blockers/relation_aware.py
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RelationalMinHashLSHBlocker
Bases: RelationalBlocker
Seperate MinHashLSH blocking on concatenation of entity attribute values and neighboring values.
Examples:
>>> # doctest: +SKIP
>>> from sylloge import MovieGraphBenchmark
>>> from klinker.data import KlinkerDataset
>>> ds = KlinkerDataset.from_sylloge(MovieGraphBenchmark(),clean=True)
>>> from klinker.blockers import RelationalMinHashLSHBlocker
>>> blocker = RelationalMinHashLSHBlocker(attr_threshold=0.7, rel_threshold=0.9)
>>> blocks = blocker.assign(left=ds.left, right=ds.right, left_rel=ds.left_rel, right_rel=ds.right_rel)
Source code in klinker/blockers/relation_aware.py
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RelationalTokenBlocker
Bases: RelationalBlocker
Seperate Tokenblocking on concatenation of entity attribute values and neighboring values.
Examples:
>>> # doctest: +SKIP
>>> from sylloge import MovieGraphBenchmark
>>> from klinker.data import KlinkerDataset
>>> ds = KlinkerDataset.from_sylloge(MovieGraphBenchmark(),clean=True)
>>> from klinker.blockers import RelationalTokenBlocker
>>> blocker = RelationalTokenBlocker(attr_min_token_length=3, rel_min_token_length=5)
>>> blocks = blocker.assign(left=ds.left, right=ds.right, left_rel=ds.left_rel, right_rel=ds.right_rel)
Source code in klinker/blockers/relation_aware.py
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SimpleRelationalMinHashLSHBlocker
Bases: BaseSimpleRelationalBlocker
MinHashLSH blocking on concatenation of entity attribute values and neighboring values.
Examples:
>>> # doctest: +SKIP
>>> from sylloge import MovieGraphBenchmark
>>> from klinker.data import KlinkerDataset
>>> ds = KlinkerDataset.from_sylloge(MovieGraphBenchmark(),clean=True)
>>> from klinker.blockers import SimpleRelationalTokenBlocker
>>> blocker = SimpleRelationalMinHashLSHBlocker()
>>> blocks = blocker.assign(left=ds.left, right=ds.right, left_rel=ds.left_rel, right_rel=ds.right_rel)
Source code in klinker/blockers/relation_aware.py
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SimpleRelationalTokenBlocker
Bases: BaseSimpleRelationalBlocker
Token blocking on concatenation of entity attribute values and neighboring values.
Examples:
>>> # doctest: +SKIP
>>> from sylloge import MovieGraphBenchmark
>>> from klinker.data import KlinkerDataset
>>> ds = KlinkerDataset.from_sylloge(MovieGraphBenchmark(),clean=True)
>>> from klinker.blockers import SimpleRelationalTokenBlocker
>>> blocker = SimpleRelationalTokenBlocker()
>>> blocks = blocker.assign(left=ds.left, right=ds.right, left_rel=ds.left_rel, right_rel=ds.right_rel)
Source code in klinker/blockers/relation_aware.py
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concat_neighbor_attributes(attribute_frame, rel_frame, include_own_attributes=True)
Return concatenated attributes of neighboring entities.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
attribute_frame |
KlinkerFrame
|
KlinkerFrame with entity attributes |
required |
rel_frame |
Frame
|
Frame with relation triples |
required |
include_own_attributes |
bool
|
if True also concatenates attributes of entity itself |
True
|
attribute_frame |
KlinkerFrame
|
KlinkerFrame: |
required |
rel_frame |
Frame
|
Frame: |
required |
include_own_attributes |
bool
|
bool: (Default value = True) |
True
|
Returns:
Type | Description |
---|---|
SeriesType
|
Series with concatenated attribute values of neighboring entities |
Source code in klinker/blockers/relation_aware.py
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reverse_rel(rel_frame)
Reverse the relations by switching first and last column.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
rel_frame |
Frame
|
Frame: Frame with relation triples. |
required |
Returns:
Type | Description |
---|---|
Frame
|
rel_frame with reversed relations |
Source code in klinker/blockers/relation_aware.py
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