Table 1.

List of abbreviations.

Sr. No.	Abbreviation	Full Form
1.	AI	Artificial Intelligence.
2.	AUC	Area under the ROC Curve.
3.	BM	Base-Model.
4.	CAD	Computer-Aided Diagnostic.
5.	CNN	Convolution Neural Network.
7.	CXI	Chest-X-ray Images.
8.	CL	Convolution Layer.
9.	CT	Computed Tomography.
10.	DL	Deep Learning.
11.	COVID-19	Coronavirus-Disease-2019.
12.	FC	Fully Connected Layer.
13.	FN	False Negative.
14.	FNR	False Negative Rate.
15.	FP	False Positive.
16.	FPR	False-Positive-Rate.
17.	HPC	High-Performance-Computing.
18.	ML	Machine Learning.
19.	MM	Meta-Model.
20.	MSE	Mean Squared Error.
21.	PulDi-COVID	Pulmonary Diseases with COVID-19.
22.	SSE	Selective-snapshots Stacked Ensemble.
23.	TL	Transfer Learning.
24.	ResNet	residual neural network.
25.	ReLU	Rectified Linear Unit.
26.	RT-PCR	Reverse Transcription–Polymerase Chain Reaction.
26.	RNN	Recurrent Neural Networks.
27.	ROC	Receiver Operating Characteristic.
28.	ROC	Receiver Operating Characteristic.
29.	VGG	Visual Geometry Group.
30.	TN	True Negative.
31.	TP	True Positive.
32.	TPR	True-Positive-Rate.
33.	VGG	Visual Geometry Group.