A hybrid deep learning framework using synthetic oversampling, autoencoder, convolutional neural networks, and an attention mechanism for credit card fraud detection. - Mohammad Zavvar; Mojtaba Jafari; Narges Mohammadali Pour; Ali Akbar Kiaei; Mohammad Hossein Zavvar; Arash Heidari; Nima Jafari Navimipour (J. Big Data, 2026)

A hybrid intrusion detection method based on multi-convolutional neural networks fusion and grey wolf optimizer. - Mohammad Hossein Zavvar; Keyvan Karamnejadi Azar; Mahmoudreza Entezami; Masoumeh Asgharighajari; Armin Zakarian; Alireza Golkarieh; Ali Akbar Kiaei; Arash Heidari; Nima Jafari Navimipour (J. Cloud Comput., 2026)