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README.md
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request_dbpedia.php
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README.md

HowLinks

A PhP and Javascript graphical explorer for RDF step-by-step instructions in the PROHOW format and their related DBpedia pages. You can a video of HowLinks in action here.

Screenshot

Demo

A live demo of this application is available at this address:

This demo uses a live triplestore hosted at Dydra:

And it servers a subset of the Know How Dataset which includes instructions from wikiHow:

Installation

  1. Make sure you have a web server running PhP.
  2. Download all the files in this repository into your web server.
  3. Open file sparql.php
  4. Change the URL in this line:
    $db1 = sparql_connect( "http://dydra.com/paolo-pareti/knowhow6/sparql" );
    
    to the URL of a SPARQL endpoint containing the PROHOW instructional data that you want to visualise.
  5. Optionally, also change the URL in this line:
    $db2 = sparql_connect( "https://dbpedia.org/sparql" );
    
    to the URL of a SPARQL endpoint containing DBpedia data.
  6. You application should now be ready to be run in a browser by requesting the index.php file.

References

HowLinks has been developed in collaboration with the National Informatics Institute of Japan as part of the The Web of Know-How project.

To cite this application, refer to the following publication:

  • Paolo Pareti, Benoit Testu, Ryutaro Ichise, Ewan Klein and Adam Barker. Integrating Know-How into the Linked Data Cloud. Knowledge Engineering and Knowledge Management, volume 8876 of Lecture Notes in Computer Science, pages 385-396. Springer International Publishing (2014)