… Under imperfect channel state information (CSI), this article investigates joint optimization
of user selection, power allocation, and the number of activated base station (BS) antennas of …

… the perfect CSI, in this article, we investigate the joint power control and resource allocation
… in a more practical case where the CSI is imperfect. We aim at maximizing the sum ergodic …

… perfect CSI is challenging to obtain in practice, in this article, we consider imperfect CSI
and investigate the resource allocation including task assignment, offloading power allocation …

… uncertain CSI distribution, we develop a distributionally robust resource allocation approach
… firstand second-order moments of uncertain CSI. For alleviating the conservatism of above …

… Therefore, in order to obtain the expected data rate of the considered system with imperfect
CSI, … Given the imperfect CSI and N ≫ 1 antennas, a numerical approximation of the mutual …

… and delayed CSI as perfect and allocating resources based on it [11]–[13]. The main focus
of this paper is the resource allocation for OFDMA-based networks with imperfect CSI and …

… imperfect CSI for both elastic and streaming users. Imperfect CSI, if utilized for resource
allocation, … In this paper, we formulate the impact of imperfect CSI through the outage probability. …

… resource allocation scheme, this paper focuses on the imperfect CSI based resource allocation
… selection (direct or relay link) and power allocation in multi-relay OFDMA systems. The …

… This is because in slow fading with CSI error, a channel outage occurs whenever the … a
robust power allocation scheme taking into account the effect of imperfect CSI for a selective …

… dynamic resource allocation approaches and investigates their performance under perfect
CSI. … resource allocation approaches under imperfect CSI. Finally, we conclude in Section 5. …