I am trying to determine id there is an official way to simply take points on the cesium globe and as the user zooms out it turns into a cluster image with the number of points underneath it. I have been searching Stack Overflow and Cesium documentation and have come up empty - handed. Distance based would be preferred. I am also using the AngularJs Cesium Globe Something like this:
Clustering for Billboard, Label and Point entities has been implemented in Cesium 1.26 released on 3 October 2016 (pull request, demo).