Publications
**Journal Articles**
- Oladayo S. Ajani, Fenyom, I., Darlan, D., & Mallipeddi, R. (2025). Prediction-guided multi-objective reinforcement learning with corner solution search. Computers and Electrical Engineering, 122, 109964.
- Kumar, A., Oladayo S. Ajani, Das, S., & Mallipeddi, R. (2025). Entropy-weighted medoid shift: An automated clustering algorithm for high-dimensional data. Applied Soft Computing, 169, 112347.
- Oladayo S. Ajani, Darlan, D., Ivan, D. F., & Mallipeddi, R. (2024). Multi-indicator based multi-objective evolutionary algorithm with application to neural architecture search. International Journal of Machine Learning and Cybernetics.
- Oladayo S. Ajani, Ivan, D. F., Darlan, D., Suganthan, P., Gao, K., & Mallipeddi, R. (2024). Deep reinforcement learning as multiobjective optimization benchmarks: Problem formulation and performance assessment. Swarm and Evolutionary Computation, 90, 101692.
- Jasurbek, N., Ivan, D. F., Oladayo S. Ajani, & Mallipeddi, R. (2024). Genetic Algorithm Guided Image Channel Selection for Skin Lesion Segmentation. IEEE Access, 1–1.
- Kang, S., Kim, Y., Oladayo S. Ajani, Mallipeddi, R., & Ha, Y. (2024). Predicting the properties of wheat flour from grains during debranning: A Machine learning approach. Heliyon, e36472.
- Ivan, D. F., Darlan, D., Adedigba, A., Oladayo S. Ajani, Mallipeddi, R., & Joo, H. J. (2024). Priority-Encoder Ensemble for Speech Recognition. IEEE Access, 1–1.
- Aboyeji, E. T., Oladayo S. Ajani, & Mallipeddi, R. (2024). Covariance matrix adaptation evolution strategy based on ensemble of mutations for parking navigation and maneuver of autonomous vehicles. Expert Systems with Applications, 249, 123565.
- Oladayo S. Ajani, Kumar, A., & Rammohan, M. (2024). Covariance Matrix Adaptation Evolution Strategy based on Correlated Evolution Paths with Application to Reinforcement Learning. Expert Systems with Application.
- Kim, Y., Kang, S., Oladayo S. Ajani, Mallipeddi, R., & Ha, Y. (2024). Predicting early mycotoxin contamination in stored wheat using machine learning. Journal of Stored Products Research, 106, 102294.
- Song, Y., Wu, Y., Guo, Y., Yan, R., Suganthan, P. N., ..., Oladayo S. Ajani, & Feng, Q. (2024). Reinforcement learning-assisted evolutionary algorithm: A survey and research opportunities. Swarm and Evolutionary Computation, 86, 101517.
- Oladayo S. Ajani, Hur, S., & Mallipeddi, R. (2023). Evaluating Domain Randomization in Deep Reinforcement Learning Locomotion Tasks. Mathematics, 11(23).
- Oladayo S. Ajani, & Mallipeddi, R. (2023). Pareto-based Dynamic Difficulty Adjustment of a competitive exergame for arm rehabilitation. International Journal of Human-Computer Studies, 178, 103100.
- Aboyeji, E., Oladayo S. Ajani, & Mallipeddi, R. (2023). Effect of Number of Lanes on Traffic Characteristics of Reinforcement Learning Based Autonomous Driving. IEEE Access, 11, 80199–80206.
- Oladayo S. Ajani, Usigbe, M. J., Aboyeji, E., Uyeh, D. D., Ha, Y., Park, T., & Mallipeddi, R. (2023). Greenhouse Micro-Climate Prediction Based on Fixed Sensor Placements: A Machine Learning Approach. Mathematics, 11(14).
- Oladayo S. Ajani, Aboyeji, E., Mallipeddi, R., Dooyum Uyeh, D., Ha, Y., & Park, T. (2023). A genetic programming-based optimal sensor placement for greenhouse monitoring and control. Frontiers in Plant Science, 14.
- Oladayo S. Ajani, Obasekore, H., Kang, B.-Y., & Rammohan, M. (2023). Robotic Assistance in Radiology: A Covid-19 Scenario. IEEE Access, 11, 49785–49793.
- Park, J., Oladayo S. Ajani, & Mallipeddi, R. (2023). Optimization-Based Energy Disaggregation: A Constrained Multi-Objective Approach. Mathematics, 11(3).
- Oladayo S. Ajani, & Mallipeddi, R. (2022). Adaptive evolution strategy with ensemble of mutations for Reinforcement Learning. Knowledge-Based Systems, 245, 108624.
- Oladayo S. Ajani, & Assal, S. F. (2021). Development of an autonomous robotic system for beard shaving assistance of disabled people based on an adaptive force tracking impedance control. Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 235(21), 5758–5775.
- Oladayo S. Ajani, & Assal, S. F. (2020). Hybrid Force Tracking Impedance Control-Based Autonomous Robotic System for Tooth Brushing Assistance of Disabled People. IEEE Transactions on Medical Robotics and Bionics, 2(4), 649–660.
**Conference Papers**
- Aboyeji, E., Oladayo S. Ajani, & Mallipeddi, R. (2023). On the Scalability of Parking Trajectory Optimization of Autonomous Ground Vehicles. 2023 14th International Conference on Information and Communication Technology Convergence (ICTC), 344–349.
- Oladayo S. Ajani, Ivan, D. F., & Mallipeddi, R. (2023). Gaussian Adaptation with Decaying Matrix Adaptation Weights. 2023 IEEE Congress on Evolutionary Computation (CEC), 1–7.
- Darlan, D., Oladayo S. Ajani, & Mallipeddi, R. (2023). Lunar Landing Site Selection using Machine Learning. 2023 International Conference on Machine Intelligence for GeoAnalytics and Remote Sensing (MIGARS), 1, 1–4.
- Darlan, D., Oladayo S. Ajani, Parque, V., & Mallipeddi, R. (2023). Recognizing Social Touch Gestures using Optimized Class-weighted CNN-LSTM Networks. 2023 32nd IEEE International Conference on Robot and Human Interactive Communication (RO-MAN), 2024–2029.
- Ivan, D. F., Oladayo S. Ajani, & Mallipeddi, R. (2023). An Optimal Re-parametrization Scheme for Generalization in Reinforcement Learning. 2023 14th International Conference on Information and Communication Technology Convergence (ICTC), 13–17.
- Kumar, A., Oladayo S. Ajani, Das, S., & Mallipeddi, R. (2022). GridShift: A Faster Mode-seeking Algorithm for Image Segmentation and Object Tracking. 2022 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR), 8121–8129.
- Obasekore, H., &Oladayo S. Ajani (2019). Using Sedentary Activity Classification Model to Illustrate an Adaptable Freelance Workspace. 2019 7th International Japan-Africa Conference on Electronics, Communications, and Computations, (JAC-ECC), 72–75.
- Oladayo S. Ajani, & El-Hussieny, H. (2019). An ANFIS-based Human Activity Recognition using IMU sensor Fusion. 2019 Novel Intelligent and Leading Emerging Sciences Conference (NILES), 1, 34–37.
- Oladayo S. Ajani, Samy Assal, F. M., & El-Hussieny, H. (2019). Towards Development of an Autonomous Robotic System for Beard Shaving Assistance for Disabled People. 2019 IEEE International Conference on Systems, Man and Cybernetics (SMC), 3435–3440.
- Parque, V., Obasekore, H., Oladayo S. Ajani, & Miyashita, T. (2019a). Benchmarking Learning Networks on Eat-Sleep Conditions. 2019 IEEE 1st Global Conference on Life Sciences and Technologies (LifeTech), 29–30.
- Parque, V., Obasekore, H., Oladayo S. Ajani, & Miyashita, T. (2019b). On Planning Distributed Minimal Sensor Networks. 2019 IEEE 1st Global Conference on Life Sciences and Technologies (LifeTech), 26–28.
**Patents**
- Korean Patent. Anomalous Vehicle Detection and Alerting System using CCTV Camera Network, Patent Number: C-2023-051898.
**Working Papers**
- Surrogate-Assisted Multi-Objective Covariance Matrix Adaptation Evolution Strategies with Application to Neural Architecture Search
- A Fitness-assignment Method for Evolutionary Constrained Multi-objective Optimization
- A Benchmark Suite of Deep Reinforcement Learning as Single Objective Optimization Problems and Baseline Results