| http://www.w3.org/ns/prov#value | - ???Information systems are often a heterogeneous mix of machines and networks that experience degraded performance due to such problems as machine failures, changes in workload or other uncertainties,??? said Siegel, Abell Distinguished Professor of Electrical and Computer Engineering and director of the university???s Information Science & Technology Center, or ISTeC. ???The goal is to bring toge
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