On 7 Mar 2011, at 12:57, Thomas Down wrote:

> On Mon, Mar 7, 2011 at 12:43 PM, Andy Jenkinson <[email protected]> 
> wrote:
> We should be under no illusions though that people are going to be able to 
> implement this easily without reading the documentation carefully, no matter 
> which option is chosen. In particular, I can foresee servers not interpreting 
> the "type" filter appropriately, being likely to process the adjacent query 
> then apply the type filter, which would be wrong. I have a feeling most 
> sources implement the type filter as a passive "post filter" rather than an 
> active one. I can tell you right now that it is going to be really quite 
> difficult for me to implement "adjacent" correctly for the ASTD 
> gene/transcript/exon sources, and I suspect the same will be true for 
> retrofitting lots of other sources.
> 
> I appreciate this is tough.  However, given the existence of  UCSC-like 
> "super-sources" containing basically unrelated types, with potentially quite 
> different densities and dispositions, I find it hard to see how this is going 
> to be useful without some kind of interaction with the types filter along the 
> lines of what I've proposed.

Absolutely.


_______________________________________________
DAS mailing list
[email protected]
http://lists.open-bio.org/mailman/listinfo/das

Reply via email to