Graphical User Interfaces present commands at particular locations, arranged in menus,
toolbars, and ribbons. One hallmark of expertise with a GUI is that experts know the …

To allow more accurate and efficient browsing performance, existing works showed that
visual landmarks (eg 3D pins) can facilitate spatial learning and recalling of browsing …

Learnability is important in graphical interfaces because it supports the user's transition to
expertise. One aspect of GUI learnability is the degree to which the icons in toolbars and …

Document readers with linear navigation controls do not work well when users need to
navigate to previously-visited locations, particularly when documents are long. Existing …

The capacity of spatial multi-touch menus such as FastTap is limited by device screen size.
We explore the idea of using multiple tabs to increase capacity-multiplexing the tablet's …

Spatially stable multi-touch menus, such as FastTap, utilize users' spatial memory to enable
quick command selection on tablets. Although these tablet interfaces may help develop …

Many visualizations display large datasets in which it can be difficult for users to find (and re-
find) specific items. In systems that provide highlighting tools (eg, filtering or brushing) …

Time-lapse videos are often navigated by scrubbing with a slider. When networks are slow
or images are large, however, even thumbnail versions load so slowly that scrubbing is …

An effective navigation tool is critical for traversing a spatially ambiguous virtual
environment. The navigation tool should also prompt the gain of spatial knowledge of the …

People interact with user interfaces daily to perform tasks such as web browsing, sending
emails, watching videos and playing games. Many of their interactions will involve making …