Blockchain based Federated Learning Model (IMAGE) Higher Education Press Caption Blockchain based Federated Learning Model Credit Nan SUN, Wei WANG, Yongxin TONG, Kexin LIU Usage Restrictions none License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.