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BACKGROUND Survey data are traditionally collected using pen-and-paper, with double data entry, comparison of entries and reconciliation of discrepancies before data cleaning can commence. We used Personal Digital Assistants (PDAs) for data entry at the point of collection, to save time and enhance the quality of data in a survey of over 21,000 scattered(More)
Development of a semantic web is gaining a lot of traction recently. At the same time, another change is also getting a lot popular on the web a move from complex SOAP based web services to the simpler RESTful services that work over the existing HTTP infrastructure. Various techniques had been proposed to add semantics to RESTful services. But most of(More)
Development of a semantic web is gaining a lot of traction recently. At the same time, another change is also getting a lot popular on the web - a move from complex SOAP based web services to the simpler RESTful services that work over the existing HTTP infrastructure. Various techniques had been proposed to add semantics to RESTful services. But most of(More)
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