Title	Machine Learning-Based Simplified Early Link Failure Detection Model for Mobile Ad-Hoc Network
Author	Manjunath B Talawar, Dr. D V Ashoka, Dr. R Nagaraja
Citation	Vol. 22  No. 4  pp. 491-500
Keywords	Mobile Ad-Hoc Network (MANET), One Dimensional-Deep Auto Encoder (1D-DAE) method, Flamingo Search Algorithm (FSA), Link Failures, nodes.

Title	“Change” in Conceptual Modeling and Systems Reconfiguration
Author	Sabah Al-Fedaghi
Citation	Vol. 22  No. 4  pp. 481-490
Keywords	Conceptual modeling, change, thinging machine model, Reconfiguration, Zeno’s paradox

Title	Data Clustering Mapping of Covid-19 Pandemic Based On Geo-Location and Machine Learning
Author	Mustafa Abdul Slaam, Karam Gouda, Ahmad Naguib
Citation	Vol. 22  No. 4  pp. 473-480
Keywords	DBSCAN, K-Means, Geo-location, COVID-19

Title	Adoption of Digital Marketing in Educational Institutions: A Critical Literature Review
Author	Ahmed M. Harbi and Dr. Mohammed Maqsood Ali
Citation	Vol. 22  No. 4  pp. 463-472
Keywords	Digital Marketing, Digital Marketing Channels, Digital Services, Students Engagement