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[protege-discussion] collab protege - status and roadmap?

usenet at usenet at
Sun Dec 2 04:35:06 PST 2007

as one of the early users I played with collab protege and I think it's a great

In an earlier thread this year I posted my experience. There are some problems
with collab protege which meanwhile forced me to not use it any more on a
production system. 

One big issue for me was saving of the annotation ontology. On a multiuser,
database based protege installation, saving annotation ontology to a file
re-introduces all the problems coming with that.

I'm using automatic interfaces to get data into the ontology, which can lead
to a rather large annotation ontology. Saving the ontology often failed and we
ended up with a zero byte annotation ontology file loosing all the history.
Performance with collab protege is - as exptected - not good compared to plain

So what are the plans for the future?

For me, the biggest step would be removing the file based annotation ontology
and enable saving as a database project. I tried to convert annotation onto to
database backend, but it does not work.

Anyone with similar experiences?


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