Getting Started

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Getting started with S4 is easy:

  1. Test the text processing services at http://s4.ontotext.com (no registration required)
  2. Register a personal S4 account at http://s4.ontotext.com
  3. Generate a personal API key for accessing the REST APIs (via the Management Console)
  4. Take a look at the API documentation and demos & sample code in Java, C#, Python, JavaScript, Groovy, NodeJS, Ruby and PHP
    1. a cURL example for processing a text document with the News analytics service
    2. a cURL example for classifying a document with the News Classifier service
    3. a cURL example for processing a document with the Biomedical tagger service
    4. a cURL example for processing a tweet
    5. a cURL example for tagging and categorising images on a web page
    6. examples for processing web pages with the Firefox and Chrome add-ons for S4
    7. examples for processing text documents with the GATE or UIMA plugins for S4
    8. a cURL example for querying the FactForge knowledge graph
    9. a cURL example for uploading an RDF file to the DBaaS
    10. examples for uploading RDF data to the DBaaS with the OpenRDF Workbench or the GraphDB Workbench
    11. a cURL example for updating data in the DBaaS via SPARQL Update
    12. examples for updating data in the DBaaS via SPARQL Update with the OpenRDF Workbench or the GraphDB Workbench
    13. a cURL example for querying the DBaaS via SPARQL
    14.  examples for querying the DBaaS with the OpenRDF Workbench or the GraphDB Workbench
    15. an example for visualising & exploring RDF data in the DBaaS with Metreeca Graph Rover
  5. Start using the S4 services within the free quota limits (250MB of text processed  monthly / 2,000 images processed monthly / 10 million triples stored in the RDF graph database-as-a-service)
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