Re: [Psidev-ms-dev] referenceableParamGroup in binaryDataArray

[Matt C. <mat...@va...>]

Yes, that is allowed. I recommend it in fact, because as you say it 
saves lots of space. :)

-Matt


Thorsten Schramm wrote:
> Hello everyone!
>
> The mass spectra in my mzML file have all the same data structure:
>
> <binaryDataArray  encodedLength="160" 
> dataProcessingRef="XcaliburProcessing" >
>     <cvParam cvLabel="MS" accession="MS:1000521" name="64-bit float" 
> value="" />
>     <cvParam cvLabel="MS" accession="MS:1000576" name="no compression" 
> value="" />
>     <cvParam cvLabel="MS" accession="MS:1000514" name="m/z array" 
> value="" />
> <binary>AAA...</binary>
> </binaryDataArray>
> <binaryDataArray  encodedLength="160" 
> dataProcessingRef="XcaliburProcessing" >
>     <cvParam cvLabel="MS" accession="MS:1000521" name="32-bit integer" 
> value="" />
>     <cvParam cvLabel="MS" accession="MS:1000576" name="no compression" 
> value="" />
>     <cvParam cvLabel="MS" accession="MS:1000515" name="intensity array" 
> value="" />
>     <binary>AAA...</binary>
> </binaryDataArray>
>
> Is it possible to define two referenceableParamGroup which contain the 
> cvParams of both of the binaryDataArrays?
>
> An example:
>
> <referenceableParamGroup id="mzParamGroup">
>     <cvParam cvLabel="MS" accession="MS:1000521" name="64-bit float" 
> value="" />
>     <cvParam cvLabel="MS" accession="MS:1000576" name="no compression" 
> value="" />
>     <cvParam cvLabel="MS" accession="MS:1000514" name="m/z array" 
> value="" />
> </referenceableParamGroup>
> <referenceableParamGroup id="intensityParamGroup">
>     <cvParam cvLabel="MS" accession="MS:1000521" name="32-bit integer" 
> value="" />
>     <cvParam cvLabel="MS" accession="MS:1000576" name="no compression" 
> value="" />
>     <cvParam cvLabel="MS" accession="MS:1000515" name="intensity array" 
> value="" />
> </referenceableParamGroup>
> .
> .
> .
> <binaryDataArray  encodedLength="160" 
> dataProcessingRef="XcaliburProcessing" >
>     <referenceableParamGroupRef ref="mzParamGroup"/>  
> <binary>AAA...</binary>
> </binaryDataArray>
> <binaryDataArray  encodedLength="160" 
> dataProcessingRef="XcaliburProcessing" >
>     <referenceableParamGroupRef ref="intensityParamGroup"/>
>     <binary>AAA...</binary>
> </binaryDataArray>
>
> In rather huge files this will save some disc space. But I do not know, 
> if this is allowed.
> Is it?
>
> Thanks in advance
> Best wishes
>
> Thorsten
>
>