open data
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push |
share |
live |
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Simple Definition |
Visual Web | Programmable Web | Linked Data Web |
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Unit of Presence |
Web Page | Web Service Endpoint | Data Space |
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Unit of Value Exchange |
Page URL | Endpoint URL for API | Resource / Entity / Object URI |
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Data Granularity |
Low (HTML) | Medium (XML) | High (RDF) |
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Defining Services |
Search | Community (Blogs to Social Networks) | Find |
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Participation Quotient |
Low | Medium | High |
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Serendipitous Discovery Quotient |
Low | Medium | High |
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Data Referencability Quotient |
Low (Documents) | Medium (Documents) | High (Documents & constituent Data) |
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Subjectivity Quotient |
High | Medium (select sources) | Low (everything is discovered via URIs) |
| Low | Medium (Code driven Mashups) | HIgh (Data driven Meshups) | |
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What You See Is What You Prefer |
Low | Medium | High (negotiated representation of resource descriptions) |
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Open Data Access (Data Accessibility) |
Low | Medium (Silos) | High (no Silos) |
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Identity Issues Handling |
Low | Medium (OpenID) | High (FOAF+SSL) |
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Solution Deployment Model |
Centralized | Centralized with sprinklings of Federation | Federated with function specific Centralization (e.g. Lookup hubs) |
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Data Model Orientation |
Logical (Tree based DOM) | Logical (Tree based XML) | Conceptual (Graph based RDF) |
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User Interface Issues |
Dynamically generated static interfaces | Dyanically generated interafaces with semi-dynamic interfaces (XQuery/XPath) | Dynamic Interfaces courtesy of self-describing nature of RDF |
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Data Querying |
Full Text Search | Full Text Search | Full Text Search + Structured Graph Pattern Query Language (SPARQL) |
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What Each Delivers |
Democratized Publishing | Democratized Journalism & Commentary (Citizen Journalists & Commentators) | Democratized Analysis (Citizen Data Analysts) |
