# Class: PairwiseCoAssociation
_A collection of subjects co-associated with two objects_
URI: [ontoassoc:PairwiseCoAssociation](https://w3id.org/oak/association/PairwiseCoAssociation)
```{mermaid}
classDiagram
class PairwiseCoAssociation
PairwiseCoAssociation : associations_for_subjects_in_common
PairwiseCoAssociation --> Association : associations_for_subjects_in_common
PairwiseCoAssociation : number_subject_unique_to_entity1
PairwiseCoAssociation : number_subject_unique_to_entity2
PairwiseCoAssociation : number_subjects_in_common
PairwiseCoAssociation : number_subjects_in_union
PairwiseCoAssociation : object1
PairwiseCoAssociation : object1_label
PairwiseCoAssociation --> None : object1_label
PairwiseCoAssociation : object2
PairwiseCoAssociation : object2_label
PairwiseCoAssociation --> None : object2_label
PairwiseCoAssociation : proportion_subjects_in_common
PairwiseCoAssociation : subjects_in_common
PairwiseCoAssociation --> None : subjects_in_common
```
## Slots
| Name | Cardinality and Range | Description | Inheritance |
| --- | --- | --- | --- |
| [object1](object1.md) | 1..1
[Uriorcurie](Uriorcurie.md) | | direct |
| [object2](object2.md) | 1..1
[Uriorcurie](Uriorcurie.md) | | direct |
| [object1_label](object1_label.md) | 0..1
[String](String.md) | | direct |
| [object2_label](object2_label.md) | 0..1
[String](String.md) | | direct |
| [number_subjects_in_common](number_subjects_in_common.md) | 0..1
[Integer](Integer.md) | | direct |
| [proportion_subjects_in_common](proportion_subjects_in_common.md) | 0..1
[Float](Float.md) | | direct |
| [number_subjects_in_union](number_subjects_in_union.md) | 0..1
[Integer](Integer.md) | | direct |
| [number_subject_unique_to_entity1](number_subject_unique_to_entity1.md) | 0..1
[Integer](Integer.md) | | direct |
| [number_subject_unique_to_entity2](number_subject_unique_to_entity2.md) | 0..1
[Integer](Integer.md) | | direct |
| [subjects_in_common](subjects_in_common.md) | 0..*
[String](String.md) | | direct |
| [associations_for_subjects_in_common](associations_for_subjects_in_common.md) | 0..*
[Association](Association.md) | | direct |
## Identifier and Mapping Information
### Schema Source
* from schema: https://w3id.org/oak/association
## Mappings
| Mapping Type | Mapped Value |
| --- | --- |
| self | ontoassoc:PairwiseCoAssociation |
| native | ontoassoc:PairwiseCoAssociation |
## LinkML Source
### Direct
```yaml
name: PairwiseCoAssociation
description: A collection of subjects co-associated with two objects
from_schema: https://w3id.org/oak/association
slots:
- object1
- object2
- object1_label
- object2_label
- number_subjects_in_common
- proportion_subjects_in_common
- number_subjects_in_union
- number_subject_unique_to_entity1
- number_subject_unique_to_entity2
- subjects_in_common
- associations_for_subjects_in_common
```
### Induced
```yaml
name: PairwiseCoAssociation
description: A collection of subjects co-associated with two objects
from_schema: https://w3id.org/oak/association
attributes:
object1:
name: object1
from_schema: https://w3id.org/oak/association
rank: 1000
is_a: object
alias: object1
owner: PairwiseCoAssociation
domain_of:
- PairwiseCoAssociation
range: uriorcurie
required: true
object2:
name: object2
from_schema: https://w3id.org/oak/association
rank: 1000
is_a: object
alias: object2
owner: PairwiseCoAssociation
domain_of:
- PairwiseCoAssociation
range: uriorcurie
required: true
object1_label:
name: object1_label
from_schema: https://w3id.org/oak/association
rank: 1000
alias: object1_label
owner: PairwiseCoAssociation
domain_of:
- PairwiseCoAssociation
object2_label:
name: object2_label
from_schema: https://w3id.org/oak/association
rank: 1000
alias: object2_label
owner: PairwiseCoAssociation
domain_of:
- PairwiseCoAssociation
number_subjects_in_common:
name: number_subjects_in_common
from_schema: https://w3id.org/oak/association
rank: 1000
alias: number_subjects_in_common
owner: PairwiseCoAssociation
domain_of:
- PairwiseCoAssociation
range: integer
proportion_subjects_in_common:
name: proportion_subjects_in_common
from_schema: https://w3id.org/oak/association
rank: 1000
alias: proportion_subjects_in_common
owner: PairwiseCoAssociation
domain_of:
- PairwiseCoAssociation
range: float
number_subjects_in_union:
name: number_subjects_in_union
from_schema: https://w3id.org/oak/association
rank: 1000
alias: number_subjects_in_union
owner: PairwiseCoAssociation
domain_of:
- PairwiseCoAssociation
range: integer
number_subject_unique_to_entity1:
name: number_subject_unique_to_entity1
from_schema: https://w3id.org/oak/association
rank: 1000
alias: number_subject_unique_to_entity1
owner: PairwiseCoAssociation
domain_of:
- PairwiseCoAssociation
range: integer
number_subject_unique_to_entity2:
name: number_subject_unique_to_entity2
from_schema: https://w3id.org/oak/association
rank: 1000
alias: number_subject_unique_to_entity2
owner: PairwiseCoAssociation
domain_of:
- PairwiseCoAssociation
range: integer
subjects_in_common:
name: subjects_in_common
from_schema: https://w3id.org/oak/association
rank: 1000
multivalued: true
alias: subjects_in_common
owner: PairwiseCoAssociation
domain_of:
- PairwiseCoAssociation
associations_for_subjects_in_common:
name: associations_for_subjects_in_common
from_schema: https://w3id.org/oak/association
rank: 1000
multivalued: true
alias: associations_for_subjects_in_common
owner: PairwiseCoAssociation
domain_of:
- PairwiseCoAssociation
range: Association
```