Reduce Property

Apply common reduction operations to properties in the DataCollection

Description

Apply one of the following reduction operations to a selected property. If the property as multiple components, e.g. position, the reduction operation is applied for each component.

Operations:

- Mean
- Median
- Standard Deviation
- Variance
- Minimum
- Maximum
- Sum
- Non-zero

Parameters

input_container : ovito.data.DataObject.Ref / "Container": Container from which a property is selcted.
input_property: str / "Property": Property to which the reduction operation will be applied.
operation : str / "Operation": Reduction operation to apply to the selected property.
only_selected : bool / "Reduce only selected elements": Apply reduction operation only to selected entries in the property array. Requires the "Selection" property to be present in the container.

The output is stored in a global attribute under the <container>_<property>_<operation> key.

Example

# Reduce Property:
pipeline.modifiers.append(
    ReduceProperty(
        input_container=DataObject.Ref(Particles, "particles"),
        input_property="Velocity",
    )
)

Installation

OVITO Pro integrated Python interpreter:
```
ovitos -m pip install --user git+https://github.com/ovito-org/ReduceProperty
```
The --user option is recommended and installs the package in the user's site directory.

Other Python interpreters or Conda environments:

pip install git+https://github.com/ovito-org/ReduceProperty

Technical information / dependencies

Tested on OVITO version 3.11.0

Contact

Daniel Utt (utt@ovito.org)

License

ckalcher/ReduceProperty

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