Hi all,

In the analysis steps part of BASE 1.2.x, is there a way to create a reporter
list such that X out of Y assays satisfy some filter condition,
where 1 < X < Y ?

I already know how to do it where X=1 or X=Y.  For example:

1. Reporters where at least one assay has a twofold change
Filter on "ratio not between 0.5, 2", create reporter list R with results,
then filter original set on "reporter list present in R".

2. Reporters where *all* assays have max intensity >= 100:
Filter on "max(Ch1,Ch2) < 100", create reporter list S with results,
then filter original set on "reporter list absent in S".

Quite often you want to filter somewhere in between, i.e. at least half of the
assays should show X-fold changes, or whatever.

It would not be hard to write a plugin to do this, but I haven't written any
plugins yet.  So I wondered if there were any GUI tricks I had missed.
Failing that I'll write a pseudo-plugin (a script which takes a custom BASE
file and dumps a reporter list) and worry about configuring it as a plugin at
a later date.

Also, if anyone has an 'averaging over replicates' plugin (based on a
specified sample annotation), I would be very grateful.  Installing such a
plugin would help me figure out how to write one.

cheers,
Bob.

-- 
Bob MacCallum | VectorBase Developer | Kafatos/Christophides Groups |
Division of Cell and Molecular Biology | Imperial College London |
Phone +442075941945 | Email [EMAIL PROTECTED]

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