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In order to efficiently solve the large sparse complex linear system arising from the vector finite element method (vector FEM) in electromagnetic scattering problems, the factorized sparse approximate inverse (FSAI) algorithm and the programmable ...

For 6 months between April and October 2003, two identical scatterometers flew in tandem. Their observations demonstrate the need for more than one scatterometer in the polar orbit to include sufficient temporal variability and reduce aliasing of ocean ...

Because the Internet forwards packets according to the IP destination address, packet forwarding typically takes place without inspection of the source address and malicious attacks have been launched using spoofed source addresses. In an effort to ...

Regulatory compliance of business operations is a critical problem for enterprises. As enterprises increasingly use business process management systems to automate their business processes, technologies to automatically check the compliance of process ...