Assessing CNN's Performance with Multiple Optimization Functions for Credit Card Fraud Detection. - Chandana Gouri Tekkali; Karthika Natarajan (ICMLDE, 2023)

RDQN: ensemble of deep neural network with reinforcement learning in classification based on rough set theory for digital transactional fraud detection. - Chandana Gouri Tekkali; Karthika Natarajan (Complex Intell. Syst., 2023)

Classification Algorithms for Liver Epidemic Identification. - Koteswara Rao Makkena; Karthika Natarajan (EAI Endorsed Trans. Pervasive Health Technol., 2023)

An advancement in AdaSyn for imbalanced learning: An application to fraud detection in digital transactions. - Chandana Gouri Tekkali; Karthika Natarajan (J. Intell. Fuzzy Syst., 2024)

Transfer learning of pre-trained CNNs on digital transaction fraud detection. - Chandana Gouri Tekkali; Karthika Natarajan (Int. J. Knowl. Based Intell. Eng. Syst., 2024)

Enhancing Liver Cirrhosis Diagnosis Using Machine Learning With Explainable AI and Cross-Validated Hyperparameter Tuning Techniques. - Koteswara Rao Makkena; Karthika Natarajan (IEEE Access, 2025)

Coronary artery disease classification using ConvMixer based classifier from CT angiography images. - C. Rajeev; Karthika Natarajan (PeerJ Comput. Sci., 2025)