Wind Rose Cluster - [source code]
Cluster annual wind directions into representative directions using k-means.
Input
| Name | Nickname | Description |
|---|---|---|
| Dirs | Wind directions in degrees (e.g. hourly values from an EPW). | |
| Budget | Maximum number of representative directions (clusters). |
Output
| Name | Nickname | Description |
|---|---|---|
| Centroids | Representative centroid direction of each cluster. | |
| Dirs | Distinct representative wind directions in degrees, sorted ascending; plug into the ABL or Uniform Flow component's Wind Directions input. | |
| Clusters | Clustered direction vectors as points, one branch per cluster. | |
| Breaks | Jenks-Fisher natural breaks of the input directions. | |
| Error | Total clustering distance (error). |