From: Tim R. <ra...@eb...> - 2007-01-18 17:44:44
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Hi, Sorry to disturb the list further with my ramblings. Having just hit the send button it occurred to me that a more consistent way to do this might be to allow Protocol REF and Array Design REF to be associated with Term Source REF columns. It's more flexible and only a minor addition to the specification. Cheers, Tim -- Tim Rayner ArrayExpress On Thu, 18 Jan 2007, Tim Rayner wrote: > Hi, > > One possible alteration which has come up is a means of indicating a > source database for protocol or array design accessions, where such > information is reused between experiments. I'd like to propose that we > allow the Protocol REF and Array Design REF columns to refer to the IDF > Term Source Name using either square brackets or parentheses, e.g.: > > Protocol REF [ArrayExpress] > > Array Design REF [GEO] > > where ArrayExpress or GEO are explicitly listed in the IDF as Term > Sources. I'd also suggest that in the absence of such tags it is assumed > that the identifier is local to the context in which the SDRF is used, > e.g. assuming ArrayExpress accessions for submissions to ArrayExpress. > > Note that there is scope for using the Protocol REF:namespace syntax to > add an external namespace to identifiers in the SDRF, but that doesn't > really work for accessions which don't have namespaces (for good or ill). > > Any comments? > > Cheers, > > Tim > > |