Apologies for my last post which seems to have been "bundled" somewhere along 
the way.

>> 
>> It's worth noting that David wrote both Longwell-CSI and Exhibit, in 
>> that order. 
>> 
> We are closing in on hopefully the right solution. First, we started 
> with Longwell, which scales relatively well but is difficult to 
> configure. Then we built Longwell-CSI, which is easier to integrate with 
> an arbitrary web site but is still not sufficiently configurable. Then 
> we built Exhibit, easy to configure but does not scale. The next thing 
> will incorporate all of the lessons we've learned, and we're targeting 
> both scalability and configurability. That is not trivial and will take 
> us some time. 

Firstly it seems churlish to make anything which could be seen as a criticism 
of your work. It is absolutely fantastic that you are providing the Simile code 
and and the fact you respond so well to the request of users is even more 
amazing. 

I was having a look a the Longwell code which is, as you say, difficult to 
configure, and saw the Longwell-CSI existed but unfortunately couldn't really 
work out how to use it. The CSI examples use proprietary data, which means I 
couldn't get anything displayed to work out what's happening. I could try to 
use the Dwell example but that would involve a considerable faff to get DSpace 
up and running and populated with my data just to extract it and then convert 
it back into RDF and the example server mentioned on the page 
http://simile.mit.edu/wiki/Dwell is not recognised. 

Anyway in the end I am returning back to Exhibit as the idea was to do some 
quick prototyping for user experiments and therefore I'm sampling my data down 
to a manageable size. 

> Onto the more technical details, if you want your exhibit to render only 
> a few items, then you need to set both 
> ex:grouped="false"> ex:showAll="false" 
> This is because if grouping is on, then the showAll setting is overridden. 
>> You can also configure the number of items you want to render 

> ex:abbreviatedCount="50" 

I am using this approach already. I have tried to remove the grouping option 
widget from the display to prevent user selecting this and having to wait a 
while for the rendering of all the items but without success (I am not at all 
familiar with Javascript). Also this method does not work for tabular views. 

> We currently don't support pagination, but we would welcome patches to 
> our code! 

I would love to make some meaningful contribution if time and ability allow. 

> By the way, Safari 3 is quite a bit faster than Firefox and IE. 

Thanks for the pointer but when I tried Safari versus Firefox my completely 
unscientific tests showed they both took exactly the same amount of time to 
load and render a large data sets. 

N 

PS One thing I did like about the Longwell approach is that it used RDF (RDFS, 
OWL, N3) data, especially the fact it uses the Sesame code (another fine 
OpenSource project). I was wondering why the move from RDF to JSON in Exhibit? 
Also in the future super Exhibit-Server approach is there any vague intention 
of making this available as a front end to Sesame which would, I think, be a 
killer application. 

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