A more orthodox approach to show the same data of the previous experiment. Clusters are more clear: works (the huge square at top left) are distinct from people (bottom right), movies (bottom right inside the huge square) from songs and albums, which oddly form one cluster for albums and two different ones for songs.
Modified http://d3js.org/d3.v3.min.js to a secure url
https://d3js.org/d3.v3.min.js
https://wafi.iit.cnr.it/webvis/tmp/clusterfck.js
https://wafi.iit.cnr.it/webvis/libs/jigmaps/zip.js
https://wafi.iit.cnr.it/webvis/libs/jigmaps/tree_utils.js