National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...
Abstract: This article proposes a novel imaging mode which allows for the acquisition of SAR images with different resolution in a single imaging process, specifically designed for ...
Abstract: XML and other types of semistructured data are typically represented by a labeled directed graph. To speed up path expression queries over the graph, a variety of structural indexes have ...
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