… exists the security issue in building effective cognitive NOMA in practice. Responding to
this, … can use [12], where the BS adapts its power such that the PUs can maintain a pre-selected …

… energy minimization problem for computation offloading in cognitive radio networks (CRNs). …
“Error performance of NOMA-based cognitive radio networks with partial relay selection and …

… Three user selection schemes are proposed based on the user distances from the base
station. Although cooperative NOMA is capable of enhancing the performance of poor user’s, it …

… Therefore, prior to allocating the available resources, we discuss later in this paper the
grouping strategy that is utilized to select the users in each cluster. In fact, The K CR …

… relay selection method is used by considering two users of … performance for two NOMA
cognitive secondary users, eg, … (CSI), imperfect spectrum sensing, NOMA power allocation and …

… users’ quality of service (QoS), some two-stage relay selection strategies for the cooperative
NOMA … Two studies [12], [13] have considered cooperative cognitive radio (CR) NOMA …

… a joint antenna selection problem in MIMO CR-inspired NOMA … cognitive NOMAOFDM system.
In [15], the security of CR … • In multiple NOMA users scenario, we formulate a novel NOMA …

… We also propose an uplink NOMA method to increase the data rate for the primary … NOMA
to enhance the system throughput. Unlike [34, 35], this paper concerns with path selection …

… In Section III, we present the antenna selection methods for the system entities, the closed-form
expressions for the performance metrics, and the formulation of the optimization problem. …

… of communication system where cognitive NOMA is applied. In [3]… the entire existing algorithm
for Antenna Selection (AS) strategy. … Relay selection in cognitive NOMA system for energy …