On Fri, Sep 23, 2016 at 5:53 PM, Denny Vrandečić <[email protected]> wrote:
> One stupid question: due to the length of these identifiers, and since > they are not simple intransparent identifiers but rather encode semantics - > if I understand it correctly - could a single such identifier be encoding > content or ideas which are potentially covered by copyright or patent law? > Is there some background available on that? > Not the InChI. The standard itself is meant to be reused as much as possible and the software is open source. Some information here: http://jcheminf.springeropen.com/articles/10.1186/1758-2946-5-7 Egon > On Fri, Sep 23, 2016 at 3:27 AM Egon Willighagen < > [email protected]> wrote: > >> >> Sebastian, great you found time for it! I didn't :/ (Stats are worth a >> tweet, IMHO :) >> >> Egon >> >> On Fri, Sep 23, 2016 at 12:20 PM, Sebastian Burgstaller < >> [email protected]> wrote: >> >>> Hi Denny, >>> Sorry, I missed this email. just did the calculation for InChI string >>> lengths on the 92 Mio PubChem compounds: >>> 99% 99.9% 100% >>> 311 676 4502 >>> >>> That said, there is not upper limit for the length, but 4502 is the >>> longest string in the PubChem database. The other IDs, canonical and >>> isomeric SMILES have the same distribution shape, but are overall >>> slightly shorter. >>> >>> Best, >>> Sebastian >>> >>> On Sun, Sep 18, 2016 at 9:19 PM, Denny Vrandečić <[email protected]> >>> wrote: >>> > Can you figure out what a good limit would be for these two use cases? >>> I.e. >>> > what would support 99%, 99.9%, and 100%? >>> > >>> > >>> > On Sun, Sep 18, 2016, 12:27 Egon Willighagen < >>> [email protected]> >>> > wrote: >>> >> >>> >> Hi all, >>> >> >>> >> sorry for joining the party late... >>> >> >>> >> On Tue, Sep 13, 2016 at 11:39 AM, Sebastian Burgstaller >>> >> <[email protected]> wrote: >>> >> > I think this topic might have been discussed many months ago. For >>> >> > certain data types in the chemical compound space (P233, canonical >>> >> > smiles, P2017 isomeric smiles and P234 Inchi key) a higher character >>> >> > limit than 400 would be really helpful (1500 to 2000 chars (I sense >>> >> > that this might cause problems with SPARQL)). Are there any plans on >>> >> > implementing this? In general, for quality assurance, many string >>> >> > property types would profit from a fixed max string length. >>> >> >>> >> 400 characters is not a lot for chemicals... InChIs can be a lot >>> >> larger indeed. 2k would allow us to capture a lot more chemicals. BTW, >>> >> this also applies to the canonical SMILES, which also doesn't have an >>> >> upper bound. Tannic acid (Q427956) is an example (which looking at the >>> >> InChIKey came up when running the bot :) From working with ChEMBL as >>> >> RDF I know it has InChIs of length > 1024, which was the max length in >>> >> Virtuoso... I think it's important for the biology and chemistry to >>> >> increase the limit. >>> >> >>> >> Egon >>> >> >>> >> -- >>> >> E.L. Willighagen >>> >> Department of Bioinformatics - BiGCaT >>> >> Maastricht University (http://www.bigcat.unimaas.nl/) >>> >> Homepage: http://egonw.github.com/ >>> >> LinkedIn: http://se.linkedin.com/in/egonw >>> >> Blog: http://chem-bla-ics.blogspot.com/ >>> >> PubList: http://www.citeulike.org/user/egonw/tag/papers >>> >> ORCID: 0000-0001-7542-0286 >>> >> ImpactStory: https://impactstory.org/EgonWillighagen >>> >> >>> >> _______________________________________________ >>> >> Wikidata mailing list >>> >> [email protected] >>> >> https://lists.wikimedia.org/mailman/listinfo/wikidata >>> > >>> > >>> > _______________________________________________ >>> > Wikidata mailing list >>> > [email protected] >>> > https://lists.wikimedia.org/mailman/listinfo/wikidata >>> > >>> >>> _______________________________________________ >>> Wikidata mailing list >>> [email protected] >>> https://lists.wikimedia.org/mailman/listinfo/wikidata >>> >> >> >> >> -- >> E.L. Willighagen >> Department of Bioinformatics - BiGCaT >> Maastricht University (http://www.bigcat.unimaas.nl/) >> Homepage: http://egonw.github.com/ >> LinkedIn: http://se.linkedin.com/in/egonw >> Blog: http://chem-bla-ics.blogspot.com/ >> PubList: http://www.citeulike.org/user/egonw/tag/papers >> ORCID: 0000-0001-7542-0286 >> ImpactStory: https://impactstory.org/u/egonwillighagen >> _______________________________________________ >> Wikidata mailing list >> [email protected] >> https://lists.wikimedia.org/mailman/listinfo/wikidata >> > > _______________________________________________ > Wikidata mailing list > [email protected] > https://lists.wikimedia.org/mailman/listinfo/wikidata > > -- E.L. Willighagen Department of Bioinformatics - BiGCaT Maastricht University (http://www.bigcat.unimaas.nl/) Homepage: http://egonw.github.com/ LinkedIn: http://se.linkedin.com/in/egonw Blog: http://chem-bla-ics.blogspot.com/ PubList: http://www.citeulike.org/user/egonw/tag/papers ORCID: 0000-0001-7542-0286 ImpactStory: https://impactstory.org/u/egonwillighagen
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