IoT and Enabling Smart System Technologies -- A certificate-based pairwise key establishment protocol for IoT resource-constrained devices -- Reinforcement Learning-Based Dynamic Path Allocation in IoT Systems -- Reduction of data transmission in an IoT wireless sensor network -- Special Topics of African Interest -- A Comparative Study of Regressors and Stacked Ensemble Model for Daily Temperature Forecasting: A case study of Senegal -- Exploring use of Machine Learning Regressors for daily rainfall prediction in the Sahel region: A case study of Matam, Senegal -- Artificial Intelligence Theory and Methods -- Dynamic pre-trained models layer selection using Filterweights Cosine Similarity -- Learning approximate invariance requires far fewer data -- Deep Matrix Factorization for Multi-View Clustering using Density-Based Preprocessing -- Application of Genetic Algorithm for Complexity Metrics-Based Classification of Ontologies with ELECTRE Tri -- Local Features Based Spectral Clustering for Defect Detection -- Artificial Intelligence Applications in Medicine -- Help in the early diagnosis of liver cirrhosis using a learning transfer method -- Automatic Detection of COVID-19 using Ensemble Transfer Learning based on Lung CT Scans -- Pancreas Instance Segmentation using Deep Learning Techniques -- Automating Sickle Cell Counting using Object detection Techniques -- Remote sensing and AI in Agriculture -- Quaternionic wavelets for estimating forest biomass By gradient boosting methods -- Detection and classification of underwater acoustic events -- Plant Diseases Detection and Classification using Deep Transfer Learning -- Light-weight Deep Learning Framework for Automated Remote Sensing Images Classification -- AI applications and Smart Systemstechnologies -- DeepMalOb: Deep detection of obfuscated Android malware -- Reconfigurable Intelligent Surfaces: Redefining the entirety of wireless communication systems in leaps and bounds -- A New Class of DC-free Run-Length Limited Codes -- Affective Computing -- Conversational Pattern Mining using Motif Detection -- Facial Expression Recognition with Manifold Learning and Graph Convolutional Network -- Speech Emotion Classification: A Survey of the State-of-the-Art -- Intelligent Transportation systems -- Forward Obstacle Detection by Unmanned Aerial Vehicles -- Multi-Agent Reinforcement Learning based Approach for Vehicle Routing Problem -- An on-site collaborative approach of road crash data collection.