```{index} single: Filters; ITK Mean Projection Image Filter
```
# ITK Mean Projection Image Filter (ITKMeanProjectionImage)

Mean projection.

## Group (Subgroup)

ITKImageStatistics (ImageStatistics)

## Description

This class was contributed to the Insight Journal by Gaetan Lehmann. The original paper can be found at https://www.insight-journal.org/browse/publication/71 

## Author

- Gaetan Lehmann. Biologie du Developpement et de la Reproduction, INRA de Jouy-en-Josas, France.

## See Also

- [ProjectionImageFilter](https://itk.org/Doxygen/html/classitk_1_1ProjectionImageFilter.html)

- [MedianProjectionImageFilter](https://itk.org/Doxygen/html/classitk_1_1MedianProjectionImageFilter.html)

- [MinimumProjectionImageFilter](https://itk.org/Doxygen/html/classitk_1_1MinimumProjectionImageFilter.html)

- [StandardDeviationProjectionImageFilter](https://itk.org/Doxygen/html/classitk_1_1StandardDeviationProjectionImageFilter.html)

- [SumProjectionImageFilter](https://itk.org/Doxygen/html/classitk_1_1SumProjectionImageFilter.html)

- [BinaryProjectionImageFilter](https://itk.org/Doxygen/html/classitk_1_1BinaryProjectionImageFilter.html)

- [MaximumProjectionImageFilter](https://itk.org/Doxygen/html/classitk_1_1MaximumProjectionImageFilter.html)


### Input Parameter(s)

| Parameter Name | Parameter Type | Parameter Notes | Description |
|----------------|----------------|-----------------|-------------|
| Projection Dimension | Scalar Value |UInt32 | The dimension index to project. 0=Slowest moving dimension. |
| Perform In-Place | Bool |  | Performs the projection in-place for the given Image Geometry |

### Input Cell Data

| Parameter Name | Parameter Type | Parameter Notes | Description |
|----------------|----------------|-----------------|-------------|
| Image Geometry | Geometry Selection | Image | Select the Image Geometry Group from the DataStructure. |
| Input Cell Data | Array Selection | Allowed Types: int8, uint8, int16, uint16, int32, uint32, int64, uint64, float32, float64 | The image data that will be processed by this filter. |

### Output Data

| Parameter Name | Parameter Type | Parameter Notes | Description |
|----------------|----------------|-----------------|-------------|
| Created Image Geometry | String |  | The name of the projected geometry |
| Output Image Data Array | DataObjectName |  | The result of the processing will be stored in this Data Array. |

## Example Pipelines

## License & Copyright

Please see the description file distributed with this plugin.

## DREAM3D-NX Help

If you need help, need to file a bug report or want to request a new feature, please head over to the [DREAM3DNX-Issues](https://github.com/BlueQuartzSoftware/DREAM3DNX-Issues/discussions) GitHub site where the community of DREAM3D-NX users can help answer your questions.