zooming user interface (ZUI) – Εστιάζουσα διεπαφή χρήστη
ZUI; a user interface where the user can zoom in and out to varying levels of detail. Also ZIP – zooming interface paradigm. The idea is that in a zoomed-out view, though the details can’t be made out, the user can see the overall structure of the information. Also, structuring information spatially provides a more intuitive approach to navigation for many information domains. A popular example research system is Pad++.