H3 results: user study

[Risden, Czerwinski, Munzner, Cook 00]

scenario
add content to web page collection

task: place in Yahoo-style hierarchical taxonomy
item: digital cameras
place: art->photography, electronics->sensors, ?

2x2 test
place item in existing category
create new category for item

category has single parent (tree)
category has multiple parents (graphs)

47