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<https://discovery.ucl.ac.uk/id/eprint/10079445> <http://purl.org/dc/terms/title> "A Scalable Energy vs Latency Trade-off in Full Duplex Mobile Edge Computing Systems"^^<http://www.w3.org/2001/XMLSchema#string> .
<https://discovery.ucl.ac.uk/id/eprint/10079445> <http://purl.org/ontology/bibo/abstract> "In this paper, we investigate the offloading energy\r\nand latency trade-off in a multiuser full-duplex (FD) system. We\r\nconsider a multi-user FD system where a FD base station (BS),\r\nequipped with a mobile-edge computing (MEC) server, carries\r\nout data transmission in the downlink, while at the same time\r\nreceiving computational tasks from mobile devices in the uplink.\r\nOur main aim is to study the trade-off between the offloading\r\nenergy and latency, which are known to be very important and\r\ndesirable system objectives for both the system operator and\r\nusers. In practice, there always exist a trade-off between these\r\ntwo objectives. Towards this aim, we formulate two weighted\r\nmulti-objective optimization problems (MOOPs), one, where the\r\nmulti-user interference (MUI) is suppressed and the other, where\r\nMUI is rather exploited. As a result, our proposed MOOPs allow\r\nfor a scalable tradeoff between the two objectives. To tackle\r\nthe non-convexity of the formulations, we design an iterative\r\nalgorithm through Lagrangian method. We also, address the\r\nscenario of imperfect channel state information (CSI) at the FD\r\nBS. For the imperfect CSI case, we apply convex relaxations and\r\ntransformation using the S-procedure to tackle the non-convexity\r\nof the formulations. Simulation results show the effectiveness of\r\nthe proposed FD schemes compared with the existing baseline\r\nhalf duplex schemes, and the superiority of MUI exploitation\r\nover suppression."^^<http://www.w3.org/2001/XMLSchema#string> .
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