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How to get your data into Sindice and Google with sitemap4rdf Boris Villazón-Terrazas (OEG), Richard Cyganiak (DERI)
Publishing Linked Data  from a triple store
Linked Data frontends for triple stores Source: Pubby website, http://www4.wiwiss.fu-berlin.de/pubby/
Search engines
Sindice: the best RDF search engine
Sindice: the best RDF search engine 120M+ documents Continuously updating since 2006 Low-latency search API RDF/XML, Turtle, RDFa, microformats
The Sitemap protocol
Sitemap Protocol Used by web crawlers Efficiently find all your content & discover what has been updated http://sitemaps.org/
Sitemap Protocol: Simple example <?xml version="1.0" encoding="UTF-8"?> <urlsetxmlns="http://www.sitemaps.org/schemas/sitemap/0.9">    <url>       <loc>http://yoursite/</loc>    </url>    <url>       <loc>http://yoursite/products/53546</loc>    </url>    <url>       <loc>http://yoursite/products/98421</loc>    </url>    <url>       <loc>http://yoursite/products/41003</loc>    </url> </urlset>
Sitemap Protocol: Optional parts <?xml version="1.0" encoding="UTF-8"?> <urlsetxmlns="http://www.sitemaps.org/schemas/sitemap/0.9">    <url>       <loc>http://yoursite/</loc>       <lastmod>2010-06-24</lastmod>       <changefreq>daily</changefreq>    </url> </urlset>
Sitemap Protocol: Huge sitemaps Gzip-compress your sitemap Limit: 50k URLs or 10MB split into multiple sitemap files add a sitemap index file
Sitemap Protocol: Discovery Publish the sitemap file Add a line to http://yoursite/robots.txt   Sitemap: http://yoursite/sitemap.xml
sitemap4rdf Generate Sitemap files from a SPARQL endpoint
sitemap4rdf Simple command line tool Sends a SPARQL query to list all URIs Generates sitemap sitemap4rdf http://yoursite/sparql http://yoursite/resource/
Submit the sitemap location - Sindice http://sindice.com/main/submit
Submit the sitemap location - Google https://www.google.com/webmasters/tools/
Summary Sitemap protocol informs search engines about available pages Supported by Sindice! sitemap4rdf generates Sitemap files by listing URIs in a SPARQL endpoint Open source, Java http://lab.linkeddata.deri.ie/2010/sitemap4rdf/

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How to get your data into Sindice and Google with sitemap4rdf

  • 1. How to get your data into Sindice and Google with sitemap4rdf Boris Villazón-Terrazas (OEG), Richard Cyganiak (DERI)
  • 2. Publishing Linked Data from a triple store
  • 3. Linked Data frontends for triple stores Source: Pubby website, http://www4.wiwiss.fu-berlin.de/pubby/
  • 5. Sindice: the best RDF search engine
  • 6. Sindice: the best RDF search engine 120M+ documents Continuously updating since 2006 Low-latency search API RDF/XML, Turtle, RDFa, microformats
  • 8. Sitemap Protocol Used by web crawlers Efficiently find all your content & discover what has been updated http://sitemaps.org/
  • 9. Sitemap Protocol: Simple example <?xml version="1.0" encoding="UTF-8"?> <urlsetxmlns="http://www.sitemaps.org/schemas/sitemap/0.9"> <url> <loc>http://yoursite/</loc> </url> <url> <loc>http://yoursite/products/53546</loc> </url> <url> <loc>http://yoursite/products/98421</loc> </url> <url> <loc>http://yoursite/products/41003</loc> </url> </urlset>
  • 10. Sitemap Protocol: Optional parts <?xml version="1.0" encoding="UTF-8"?> <urlsetxmlns="http://www.sitemaps.org/schemas/sitemap/0.9"> <url> <loc>http://yoursite/</loc> <lastmod>2010-06-24</lastmod> <changefreq>daily</changefreq> </url> </urlset>
  • 11. Sitemap Protocol: Huge sitemaps Gzip-compress your sitemap Limit: 50k URLs or 10MB split into multiple sitemap files add a sitemap index file
  • 12. Sitemap Protocol: Discovery Publish the sitemap file Add a line to http://yoursite/robots.txt Sitemap: http://yoursite/sitemap.xml
  • 13. sitemap4rdf Generate Sitemap files from a SPARQL endpoint
  • 14. sitemap4rdf Simple command line tool Sends a SPARQL query to list all URIs Generates sitemap sitemap4rdf http://yoursite/sparql http://yoursite/resource/
  • 15. Submit the sitemap location - Sindice http://sindice.com/main/submit
  • 16. Submit the sitemap location - Google https://www.google.com/webmasters/tools/
  • 17. Summary Sitemap protocol informs search engines about available pages Supported by Sindice! sitemap4rdf generates Sitemap files by listing URIs in a SPARQL endpoint Open source, Java http://lab.linkeddata.deri.ie/2010/sitemap4rdf/