The large-scale deployment of fifth generation (5G) is expected to produce a massive
amount of data with high variability due to ultra-densification and the rapid increase in a …

In this paper, we propose a clustering based physical-layer authentication scheme (CPAS)
to overcome the drawback of traditional cipher-based authentication schemes that suffer …

Cognitive radio (CR) is an adaptive radio technology that can automatically detect available
channels in a wireless spectrum and change transmission parameters to improve the radio …

The fifth-generation (5G) of networks is being deployed to provide a wide range of new
services and to manage the accelerated traffic load of the existing networks. In the present …

Vehicular ad hoc networks (VANETs) are eminent class of mobile ad hoc networks due to
their applications. However, mobility management and network scalability are still …

The frequent movement of nodes in cognitive radio mobile ad hoc networks (CRAHNs)
causes challenges in scalability, stability, channel sensing and channel access problems …

Cognitive radio sensor network (CRSN) is an intelligent and reasonable combination of
cognitive radio and wireless sensor networks. Clustering is an effective method to manage …

Cognitive radio (CR) enables unlicensed users to sense for and access underutilized
licensed channels (or white spaces) owned by the licensed users in an opportunistic …

In the field of data science and data mining, the problem associated with clustering features
and determining its optimum number is still under research consideration. This paper …

Vehicular ad hoc networks (VANETs) are widely used in several Internet of Things (IoT)
scenarios due to their unique characteristics which include quick and infrastructure less …