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To effectively integrate distributed and heterogonous open data now is an essential problem of Web research community. Due to rapidly development of open data, e.g. geographic, track, dynamic geospatial data, governments are required to release more and more data for academics and industry. The ubiquitous data are in various types and formats, e.g. number, graphic or specific format provided by different...
In order to naturally incorporate the information provided by Web services into the data integration systems, we propose a novel model, uniform query, to uniformly describe the data query/view and the semantic of information-providing Web services. With the proper matching algorithm we have implemented a prototype in which Web services act as normal data sources (e.g. RDF datasets), and data queries...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.