Frank P. McCreedy

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Using Web services, the authors have been able to increase the amount of data accessible through the Naval Research Laboratory's geospatial information database (GIDB) portal. They created a Web crawler for Web mapping services (WMS) that harvests and adds data to the portal index and a translator that provides access to non-WMS data through the WMS(More)
abStract In this article we provide an overview of e-government as it pertains to national security and defense within the Department of Defense (DoD) and Department of Homeland Security (DHS). We discuss the adoption of Web services and service-oriented architectures to aid in information sharing and reduction of IT costs. We also discuss the networks on(More)
For efficient retrieval and display of Digital Nautical Chart (DNC®) imagery, a tiled-based approach is presented. By preprocessing the data into persistent image tiles, the presented method can minimize or eliminate image processing steps during the retrieval process. Tile-based approaches define constant image sizes and scales for geographic regions,(More)
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