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[protege-discussion] Navigating Ontologies - beyond using tree views

Peris Brodsky perisbrodsky2011 at
Sat Nov 27 19:03:02 PST 2010

Hyperbolic tree controls, aka hypertrees, are a good way to visualize trees
in 2-D.  They're especially helpful with DAGs, for which the standard tree
control does not work.

Check out my SNOMED CT browser for example of this:


On Sat, Nov 27, 2010 at 8:23 PM, Ron Schultz <rcaschultz at> wrote:

> Does anyone have any pointers or guidance on performing ontology
> concept navigation with views other than tree views? I've seen many
> reported usability issues with trees, especially with hierarchies that
> exceed three levels deep. Tree views also generally require using a
> mouse - which some users have issues with. Any experiences or
> suggestions would be much appreciated.
> I am not restricted to the existing tabs or widgets already present
> within Protege and am open to creating new or novel user interface
> widgets - specifically web-based.
> Ron
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"Wir *generalismüssen.*" -- Albert Einstein
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