Table 3.

Parameters of the proposed architecture.

Hyperparameters Used by ML Classifiers
ML Classifiers	Parameters Used
XGBoost	n_estimators: 100, learning_rate: 0.1, max_depth: 1
RF	n_estimators: 200, max_depth: 5
KNN	n_neighbors: 5, weights: ‘uniform’
LR	random_state:1, solver: ‘lbfgs’, max_iter: 100
SVM	gamma: ‘auto’, probability: True, kernel: [‘rbf’,‘linear’]
Communication Layer Parameters
Frequency range	75–110 GHz
Sub-carrier spacing	240 KHz
Channel coding	Polar coding
Channel fading	com.Rayleigh fading channel
Modulation	OFDMA
Blockchain Layer Parameters
Compiler language	Solidity
Network	Rinkeby’s
Environment	Remix VM