# Class: LexicalTransformation
_An atomic lexical transformation applied on a term (string) yielding a transformed string_
URI: [ontolexindex:LexicalTransformation](https://w3id.org/oak/lexical-index/LexicalTransformation)
```{mermaid}
classDiagram
class LexicalTransformation
click LexicalTransformation href "../LexicalTransformation"
Activity <|-- LexicalTransformation
click Activity href "../Activity"
LexicalTransformation : params
LexicalTransformation --> "*" Any : params
click Any href "../Any"
LexicalTransformation : type
LexicalTransformation --> "0..1" TransformationType : type
click TransformationType href "../TransformationType"
```
## Inheritance
* [Activity](Activity.md)
* **LexicalTransformation**
## Slots
| Name | Cardinality and Range | Description | Inheritance |
| --- | --- | --- | --- |
| [type](type.md) | 0..1
[TransformationType](TransformationType.md) | The type of transformation | direct |
| [params](params.md) | *
[Any](Any.md) | Any parameters to be applied to the transformation algorithm | direct |
## Usages
| used by | used in | type | used |
| --- | --- | --- | --- |
| [LexicalTransformationPipeline](LexicalTransformationPipeline.md) | [transformations](transformations.md) | range | [LexicalTransformation](LexicalTransformation.md) |
## Identifier and Mapping Information
### Schema Source
* from schema: https://w3id.org/oak/lexical-index
## Mappings
| Mapping Type | Mapped Value |
| --- | --- |
| self | ontolexindex:LexicalTransformation |
| native | ontolexindex:LexicalTransformation |
## LinkML Source
### Direct
```yaml
name: LexicalTransformation
description: An atomic lexical transformation applied on a term (string) yielding
a transformed string
from_schema: https://w3id.org/oak/lexical-index
is_a: Activity
attributes:
type:
name: type
description: The type of transformation
from_schema: https://w3id.org/oak/lexical-index
rank: 1000
domain_of:
- LexicalTransformation
range: TransformationType
params:
name: params
description: Any parameters to be applied to the transformation algorithm
from_schema: https://w3id.org/oak/lexical-index
rank: 1000
domain_of:
- LexicalTransformation
range: Any
multivalued: true
inlined: true
inlined_as_list: true
```
### Induced
```yaml
name: LexicalTransformation
description: An atomic lexical transformation applied on a term (string) yielding
a transformed string
from_schema: https://w3id.org/oak/lexical-index
is_a: Activity
attributes:
type:
name: type
description: The type of transformation
from_schema: https://w3id.org/oak/lexical-index
rank: 1000
alias: type
owner: LexicalTransformation
domain_of:
- LexicalTransformation
range: TransformationType
params:
name: params
description: Any parameters to be applied to the transformation algorithm
from_schema: https://w3id.org/oak/lexical-index
rank: 1000
alias: params
owner: LexicalTransformation
domain_of:
- LexicalTransformation
range: Any
multivalued: true
inlined: true
inlined_as_list: true
```