latest UK … Multicausal and Unicausal Selection Engine (MUSE) (IRIS version 5.5)
an earlier version
https://www.dimdi.de/dynamic/en/dimdi/dimdi-news/news/Iris-version-5.3-00001.3-is-available-with-MUSE/
https://www.dimdi.de/dynamic/en/classifications/iris-institute/index.html