Question

Which among the following may be employed to select a common control channel in cooperative intra-network spectrum sharing?

(a) Regression

(b) Munging

(c) K-nearest neighbour

(d) Clustering

The question was posed to me by my college director while I was bunking the class.

Asked question is from Next Generation Wireless Network in chapter Next Generation Wireless Network of Cognitive Radio

Answer 1

The correct option is (d) Clustering

The explanation: In a local group, each node shares several channels with its neighbours. Each group may employ a clustering algorithm to select a common channel for communication. Distributed sensing and spectrum sharing is also carried out in the common channel.