Re: Metadata statistics from Yahoo! Search

On 4/17/12 11:06 AM, Peter Mika wrote:
> Hi All,
>
> To add one more data point to the previous discussion about 
> webdatacommons.org, we have recently presented a short position paper 
> at the LDOW 2012 workshop at WWW 2012. Online at
>
> http://events.linkeddata.org/ldow2012/papers/ldow2012-inv-paper-1.pdf
>
> Please compare this carefully with the results of Bizer et al.:
>
> http://events.linkeddata.org/ldow2012/papers/ldow2012-inv-paper-2.pdf
>
> As it always the case with statistics, it matters what you count on 
> and how you count ;) For example, Chris and his co-authors did not 
> consider most of OGP data on the Web, which results in large 
> discrepancies in the counts for RDFa, as well as overall counts.
>
> Nevertheless, both studies confirm that the Semantic Web, and in 
> particular metadata in HTML, is taking on in major ways thanks to the 
> efforts of Facebook, the sponsors of schema.org and many other 
> individuals and organizations. Comparing to our previous numbers, for 
> example we see a five-fold increase in RDFa usage with 25% of webpages 
> containing RDFa data (including OGP), and over 7% of web pages 
> containing microdata. These are incredibly impressive numbers, which 
> illustrate that this part of the Semantic Web has gone mainstream.
>
> Cheers,
> Peter
>
>
+10000 ... re. maintstream. It's done!



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Kingsley Idehen	
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