Table 4 Related works results. CGR: Chaos Game Representation, SGLR: Single gray-level representation, DFT: Discrete Fourier Transform, EIIP: Electron-ion-interaction pseudo potentials, DCT: Discrete cosine transform, SVM: Support Vector Machine, k-Nearest Neighbors, CNN: Convolutional neural Network.

From: Multifractal analysis and support vector machine for the classification of coronaviruses and SARS-CoV-2 variants

Study

Techniques Used

Features

classification algorithms

Accuracy \((\%)\)

This work

CGR + 2D MF-DFA

Fractal Parameters

SVM

100

Hammad et al25

CGR+ SGLR

Statistical features from the images

KNN

99.39

de Souza et al26

CGR + DFT

Viral signatures vector

CNN

99.69

Naeem et. al66

EIIP + DFT +DCT

Moment invariants

KNN

100

Arslan et. al67

CpG Islands

Ratio(C), ratio(G), ratio(CG)

KNN

98.4