add keywords for all nodes

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2026-04-04 14:58:56 -07:00
parent 69f1d1bebd
commit a0d3b22f18
195 changed files with 437 additions and 198 deletions

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@@ -18,12 +18,12 @@ Apply a local trimmed-mean filter to a DATA_FIELD. Within each circular window,
| Name | Type | Default | Description |
|------|------|---------|-------------|
| radius | INT | 3 | Radius of the circular filter window in pixels (150) |
| trim_fraction | FLOAT | 0.1 | Fraction of values to exclude from each end of the sorted window (0.00.49) |
| radius | INT | 3 | Radius of the circular filter window in pixels (1-50) |
| trim_fraction | FLOAT | 0.1 | Fraction of values to exclude from each end of the sorted window (0.0-0.49) |
## Notes
- A trim_fraction of 0.0 gives a plain local mean (no trimming). A trim_fraction approaching 0.5 converges to the local median.
- Typical values of 0.050.2 effectively suppress outlier spikes while preserving smooth features better than a median filter.
- Typical values of 0.05-0.2 effectively suppress outlier spikes while preserving smooth features better than a median filter.
- The filter uses a circular (disc-shaped) kernel; the actual window diameter is 2*radius + 1 pixels.
- More computationally expensive than a Gaussian filter due to the sorting step within each window.